diff --git a/Cargo.lock b/Cargo.lock
index 583b290..3659eeb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,73 +2,220 @@
 # It is not intended for manual editing.
 version = 3
 
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+ "bytes",
+ "futures-core",
+ "futures-sink",
+ "log",
+ "pin-project-lite",
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+ "tokio-util",
+]
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+ "actix-rt",
+ "actix-service",
+ "actix-tls",
+ "actix-utils",
+ "ahash",
+ "base64",
+ "bitflags",
+ "brotli2",
+ "bytes",
+ "bytestring",
+ "derive_more",
+ "encoding_rs",
+ "flate2",
+ "futures-core",
+ "futures-util",
+ "h2",
+ "http",
+ "httparse",
+ "itoa",
+ "language-tags",
+ "local-channel",
+ "log",
+ "mime",
+ "once_cell",
+ "percent-encoding",
+ "pin-project",
+ "pin-project-lite",
+ "rand",
+ "regex",
+ "serde",
+ "sha-1",
+ "smallvec",
+ "time",
+ "tokio",
+ "zstd",
+]
+
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+ "http",
+ "log",
+ "regex",
+ "serde",
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+ "actix-utils",
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+ "actix-service",
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+ "derive_more",
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+ "log",
+ "tokio-util",
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+dependencies = [
+ "actix-codec",
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+ "actix-macros",
+ "actix-router",
+ "actix-rt",
+ "actix-server",
+ "actix-service",
+ "actix-utils",
+ "actix-web-codegen",
+ "ahash",
+ "bytes",
+ "cfg-if",
+ "cookie",
+ "derive_more",
+ "either",
+ "encoding_rs",
+ "futures-core",
+ "futures-util",
+ "itoa",
+ "language-tags",
+ "log",
+ "mime",
+ "once_cell",
+ "paste",
+ "pin-project",
+ "regex",
+ "serde",
+ "serde_json",
+ "serde_urlencoded",
+ "smallvec",
+ "socket2",
+ "time",
+ "url",
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 dependencies = [
- "getrandom 0.2.3",
+ "getrandom",
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 ]
@@ -91,238 +238,12 @@ dependencies = [
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 ]
 
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- "async-channel",
- "async-global-executor",
- "async-io",
- "async-lock",
- "async-process",
- "crossbeam-utils",
- "futures-channel",
- "futures-core",
- "futures-io",
- "futures-lite",
- "gloo-timers",
- "kv-log-macro",
- "log",
- "memchr",
- "num_cpus",
- "once_cell",
- "pin-project-lite 0.2.7",
- "pin-utils",
- "slab",
- "wasm-bindgen-futures",
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-
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-
 [[package]]
 name = "async-trait"
 version = "0.1.50"
@@ -343,12 +264,6 @@ dependencies = [
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 ]
 
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-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "065374052e7df7ee4047b1160cca5e1467a12351a40b3da123c870ba0b8eda2a"
-
 [[package]]
 name = "autocfg"
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@@ -361,27 +276,12 @@ version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a4521f3e3d031370679b3b140beb36dfe4801b09ac77e30c61941f97df3ef28b"
 
-[[package]]
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-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3441f0f7b02788e948e47f457ca01f1d7e6d92c693bc132c22b087d3141c03ff"
-
 [[package]]
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-checksum = "b1f45e9417d87227c7a56d22e471c6206462cba514c7590c09aff4cf6d1ddcad"
-dependencies = [
- "serde",
-]
-
 [[package]]
 name = "bitflags"
 version = "1.2.1"
@@ -414,7 +314,9 @@ dependencies = [
 name = "bkapi"
 version = "0.1.0"
 dependencies = [
- "async-std",
+ "actix-http",
+ "actix-service",
+ "actix-web",
  "bk-tree",
  "envconfig",
  "futures",
@@ -422,35 +324,19 @@ dependencies = [
  "lazy_static",
  "opentelemetry",
  "opentelemetry-jaeger",
- "opentelemetry-semantic-conventions",
  "prometheus",
  "serde",
  "serde_json",
  "sqlx",
  "thiserror",
- "tide",
- "tide-tracing",
+ "tokio",
  "tracing",
+ "tracing-actix-web",
  "tracing-opentelemetry",
  "tracing-subscriber",
  "tracing-unwrap",
 ]
 
-[[package]]
-name = "blake3"
-version = "0.3.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
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-dependencies = [
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- "arrayvec",
- "cc",
- "cfg-if 0.1.10",
- "constant_time_eq",
- "crypto-mac 0.8.0",
- "digest",
-]
-
 [[package]]
 name = "block-buffer"
 version = "0.9.0"
@@ -461,17 +347,23 @@ dependencies = [
 ]
 
 [[package]]
-name = "blocking"
-version = "1.0.2"
+name = "brotli-sys"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c5e170dbede1f740736619b776d7251cb1b9095c435c34d8ca9f57fcd2f335e9"
+checksum = "4445dea95f4c2b41cde57cc9fee236ae4dbae88d8fcbdb4750fc1bb5d86aaecd"
 dependencies = [
- "async-channel",
- "async-task",
- "atomic-waker",
- "fastrand",
- "futures-lite",
- "once_cell",
+ "cc",
+ "libc",
+]
+
+[[package]]
+name = "brotli2"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0cb036c3eade309815c15ddbacec5b22c4d1f3983a774ab2eac2e3e9ea85568e"
+dependencies = [
+ "brotli-sys",
+ "libc",
 ]
 
 [[package]]
@@ -486,16 +378,6 @@ version = "3.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c59e7af012c713f529e7a3ee57ce9b31ddd858d4b512923602f74608b009631"
 
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-dependencies = [
- "crossbeam-queue",
- "stable_deref_trait",
-]
-
 [[package]]
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@@ -509,22 +391,22 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b700ce4376041dcd0a327fd0097c41095743c4c8af8887265942faf1100bd040"
 
 [[package]]
-name = "cache-padded"
-version = "1.1.1"
+name = "bytestring"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "631ae5198c9be5e753e5cc215e1bd73c2b466a3565173db433f52bb9d3e66dba"
+checksum = "90706ba19e97b90786e19dc0d5e2abd80008d99d4c0c5d1ad0b5e72cec7c494d"
+dependencies = [
+ "bytes",
+]
 
 [[package]]
 name = "cc"
 version = "1.0.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e70cc2f62c6ce1868963827bd677764c62d07c3d9a3e1fb1177ee1a9ab199eb2"
-
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-version = "0.1.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
+dependencies = [
+ "jobserver",
+]
 
 [[package]]
 name = "cfg-if"
@@ -541,29 +423,9 @@ dependencies = [
  "libc",
  "num-integer",
  "num-traits",
- "serde",
- "time 0.1.43",
  "winapi",
 ]
 
-[[package]]
-name = "cipher"
-version = "0.2.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "12f8e7987cbd042a63249497f41aed09f8e65add917ea6566effbc56578d6801"
-dependencies = [
- "generic-array",
-]
-
-[[package]]
-name = "concurrent-queue"
-version = "1.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "30ed07550be01594c6026cff2a1d7fe9c8f683caa798e12b68694ac9e88286a3"
-dependencies = [
- "cache-padded",
-]
-
 [[package]]
 name = "const_fn"
 version = "0.4.8"
@@ -571,25 +433,19 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f92cfa0fd5690b3cf8c1ef2cabbd9b7ef22fa53cf5e1f92b05103f6d5d1cf6e7"
 
 [[package]]
-name = "constant_time_eq"
-version = "0.1.5"
+name = "convert_case"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
+checksum = "6245d59a3e82a7fc217c5828a6692dbc6dfb63a0c8c90495621f7b9d79704a0e"
 
 [[package]]
 name = "cookie"
-version = "0.14.4"
+version = "0.15.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03a5d7b21829bc7b4bf4754a978a241ae54ea55a40f92bb20216e54096f4b951"
+checksum = "d5f1c7727e460397e56abc4bddc1d49e07a1ad78fc98eb2e1c8f032a58a2f80d"
 dependencies = [
- "aes-gcm",
- "base64 0.13.0",
- "hkdf",
- "hmac 0.10.1",
  "percent-encoding",
- "rand 0.8.4",
- "sha2",
- "time 0.2.27",
+ "time",
  "version_check",
 ]
 
@@ -602,12 +458,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "cpuid-bool"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dcb25d077389e53838a8158c8e99174c5a9d902dee4904320db714f3c653ffba"
-
 [[package]]
 name = "crc"
 version = "1.8.1"
@@ -623,7 +473,7 @@ version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "81156fece84ab6a9f2afdb109ce3ae577e42b1228441eded99bd77f627953b1a"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -632,7 +482,7 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06ed27e177f16d65f0f0c22a213e17c696ace5dd64b14258b52f9417ccb52db4"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "crossbeam-utils",
 ]
 
@@ -642,7 +492,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9b10ddc024425c88c2ad148c1b0fd53f4c6d38db9697c9f1588381212fa657c9"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "crossbeam-utils",
 ]
 
@@ -652,20 +502,10 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d82cfc11ce7f2c3faef78d8a684447b40d503d9681acebed6cb728d45940c4db"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "lazy_static",
 ]
 
-[[package]]
-name = "crypto-mac"
-version = "0.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b584a330336237c1eecd3e94266efb216c56ed91225d634cb2991c5f3fd1aeab"
-dependencies = [
- "generic-array",
- "subtle",
-]
-
 [[package]]
 name = "crypto-mac"
 version = "0.10.1"
@@ -677,40 +517,18 @@ dependencies = [
 ]
 
 [[package]]
-name = "ctor"
-version = "0.1.20"
+name = "derive_more"
+version = "0.99.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e98e2ad1a782e33928b96fc3948e7c355e5af34ba4de7670fe8bac2a3b2006d"
+checksum = "40eebddd2156ce1bb37b20bbe5151340a31828b1f2d22ba4141f3531710e38df"
 dependencies = [
+ "convert_case",
+ "proc-macro2",
  "quote",
+ "rustc_version 0.3.3",
  "syn",
 ]
 
-[[package]]
-name = "ctr"
-version = "0.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fb4a30d54f7443bf3d6191dcd486aca19e67cb3c49fa7a06a319966346707e7f"
-dependencies = [
- "cipher",
-]
-
-[[package]]
-name = "dashmap"
-version = "4.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e77a43b28d0668df09411cb0bc9a8c2adc40f9a048afe863e05fd43251e8e39c"
-dependencies = [
- "cfg-if 1.0.0",
- "num_cpus",
-]
-
-[[package]]
-name = "data-encoding"
-version = "2.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ee2393c4a91429dffb4bedf19f4d6abf27d8a732c8ce4980305d782e5426d57"
-
 [[package]]
 name = "digest"
 version = "0.9.0"
@@ -758,6 +576,15 @@ version = "1.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
 
+[[package]]
+name = "encoding_rs"
+version = "0.8.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "80df024fbc5ac80f87dfef0d9f5209a252f2a497f7f42944cff24d8253cac065"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "envconfig"
 version = "0.10.0"
@@ -778,44 +605,13 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "event-listener"
-version = "2.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7531096570974c3a9dcf9e4b8e1cede1ec26cf5046219fb3b9d897503b9be59"
-
-[[package]]
-name = "fastrand"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b394ed3d285a429378d3b384b9eb1285267e7df4b166df24b7a6939a04dc392e"
-dependencies = [
- "instant",
-]
-
-[[package]]
-name = "femme"
-version = "2.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2af1a24f391a5a94d756db5092c6576aad494b88a71a5a36b20c67b63e0df034"
-dependencies = [
- "cfg-if 0.1.10",
- "js-sys",
- "log",
- "serde",
- "serde_derive",
- "serde_json",
- "wasm-bindgen",
- "web-sys",
-]
-
 [[package]]
 name = "flate2"
 version = "1.0.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cd3aec53de10fe96d7d8c565eb17f2c687bb5518a2ec453b5b1252964526abe0"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "crc32fast",
  "libc",
  "miniz_oxide",
@@ -891,21 +687,6 @@ version = "0.3.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b0e06c393068f3a6ef246c75cdca793d6a46347e75286933e5e75fd2fd11582"
 
-[[package]]
-name = "futures-lite"
-version = "1.12.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7694489acd39452c77daa48516b894c153f192c3578d5a839b62c58099fcbf48"
-dependencies = [
- "fastrand",
- "futures-core",
- "futures-io",
- "memchr",
- "parking",
- "pin-project-lite 0.2.7",
- "waker-fn",
-]
-
 [[package]]
 name = "futures-macro"
 version = "0.3.16"
@@ -945,7 +726,7 @@ dependencies = [
  "futures-sink",
  "futures-task",
  "memchr",
- "pin-project-lite 0.2.7",
+ "pin-project-lite",
  "pin-utils",
  "proc-macro-hack",
  "proc-macro-nested",
@@ -962,49 +743,34 @@ dependencies = [
  "version_check",
 ]
 
-[[package]]
-name = "getrandom"
-version = "0.1.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
-dependencies = [
- "cfg-if 1.0.0",
- "libc",
- "wasi 0.9.0+wasi-snapshot-preview1",
-]
-
 [[package]]
 name = "getrandom"
 version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fcd999463524c52659517fe2cea98493cfe485d10565e7b0fb07dbba7ad2753"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
- "wasi 0.10.2+wasi-snapshot-preview1",
+ "wasi",
 ]
 
 [[package]]
-name = "ghash"
-version = "0.3.1"
+name = "h2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97304e4cd182c3846f7575ced3890c53012ce534ad9114046b0a9e00bb30a375"
+checksum = "825343c4eef0b63f541f8903f395dc5beb362a979b5799a84062527ef1e37726"
 dependencies = [
- "opaque-debug",
- "polyval",
-]
-
-[[package]]
-name = "gloo-timers"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "47204a46aaff920a1ea58b11d03dec6f704287d27561724a4631e450654a891f"
-dependencies = [
- "futures-channel",
+ "bytes",
+ "fnv",
  "futures-core",
- "js-sys",
- "wasm-bindgen",
- "web-sys",
+ "futures-sink",
+ "futures-util",
+ "http",
+ "indexmap",
+ "slab",
+ "tokio",
+ "tokio-util",
+ "tracing",
 ]
 
 [[package]]
@@ -1055,69 +821,25 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
-[[package]]
-name = "hkdf"
-version = "0.10.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "51ab2f639c231793c5f6114bdb9bbe50a7dbbfcd7c7c6bd8475dec2d991e964f"
-dependencies = [
- "digest",
- "hmac 0.10.1",
-]
-
-[[package]]
-name = "hmac"
-version = "0.8.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "126888268dcc288495a26bf004b38c5fdbb31682f992c84ceb046a1f0fe38840"
-dependencies = [
- "crypto-mac 0.8.0",
- "digest",
-]
-
 [[package]]
 name = "hmac"
 version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c1441c6b1e930e2817404b5046f1f989899143a12bf92de603b69f4e0aee1e15"
 dependencies = [
- "crypto-mac 0.10.1",
+ "crypto-mac",
  "digest",
 ]
 
 [[package]]
-name = "http-client"
-version = "6.4.1"
+name = "http"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce318d86a47d18d1db645c979214f809a6cd625202ad334ef75ca813b30dac80"
+checksum = "527e8c9ac747e28542699a951517aa9a6945af506cd1f2e1b53a576c17b6cc11"
 dependencies = [
- "async-trait",
- "cfg-if 1.0.0",
- "dashmap",
- "http-types",
- "log",
-]
-
-[[package]]
-name = "http-types"
-version = "2.11.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ad077d89137cd3debdce53c66714dc536525ef43fe075d41ddc0a8ac11f85957"
-dependencies = [
- "anyhow",
- "async-channel",
- "async-std",
- "base64 0.13.0",
- "cookie",
- "futures-lite",
- "infer",
- "pin-project-lite 0.2.7",
- "rand 0.7.3",
- "serde",
- "serde_json",
- "serde_qs",
- "serde_urlencoded",
- "url",
+ "bytes",
+ "fnv",
+ "itoa",
 ]
 
 [[package]]
@@ -1138,10 +860,14 @@ dependencies = [
 ]
 
 [[package]]
-name = "infer"
-version = "0.2.3"
+name = "indexmap"
+version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "64e9829a50b42bb782c1df523f78d332fe371b10c661e78b7a3c34b0198e9fac"
+checksum = "bc633605454125dec4b66843673f01c7df2b89479b32e0ed634e43a91cff62a5"
+dependencies = [
+ "autocfg",
+ "hashbrown",
+]
 
 [[package]]
 name = "instant"
@@ -1149,7 +875,7 @@ version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bee0328b1209d157ef001c94dd85b4f8f64139adb0eac2659f4b08382b2f474d"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -1164,6 +890,15 @@ version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd25036021b0de88a0aff6b850051563c6516d0bf53f8638938edbb9de732736"
 
+[[package]]
+name = "jobserver"
+version = "0.1.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "972f5ae5d1cb9c6ae417789196c803205313edde988685da5e3aae0827b9e7fd"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "js-sys"
 version = "0.3.51"
@@ -1174,13 +909,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "kv-log-macro"
-version = "1.0.7"
+name = "language-tags"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0de8b303297635ad57c9f5059fd9cee7a47f8e8daa09df0fcd07dd39fb22977f"
-dependencies = [
- "log",
-]
+checksum = "d4345964bb142484797b161f473a503a434de77149dd8c7427788c6e13379388"
 
 [[package]]
 name = "lazy_static"
@@ -1196,7 +928,7 @@ checksum = "6607c62aa161d23d17a9072cc5da0be67cdfc89d3afb1e8d9c842bebc2525ffe"
 dependencies = [
  "arrayvec",
  "bitflags",
- "cfg-if 1.0.0",
+ "cfg-if",
  "ryu",
  "static_assertions",
 ]
@@ -1207,6 +939,24 @@ version = "0.2.98"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "320cfe77175da3a483efed4bc0adc1968ca050b098ce4f2f1c13a56626128790"
 
+[[package]]
+name = "local-channel"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6246c68cf195087205a0512559c97e15eaf95198bf0e206d662092cdcb03fe9f"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+ "futures-util",
+ "local-waker",
+]
+
+[[package]]
+name = "local-waker"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "84f9a2d3e27ce99ce2c3aad0b09b1a7b916293ea9b2bf624c13fe646fadd8da4"
+
 [[package]]
 name = "lock_api"
 version = "0.4.4"
@@ -1222,8 +972,7 @@ version = "0.4.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "51b9bbe6c47d51fc3e1a9b945965946b4c44142ab8792c50835a980d362c2710"
 dependencies = [
- "cfg-if 1.0.0",
- "value-bag",
+ "cfg-if",
 ]
 
 [[package]]
@@ -1264,6 +1013,12 @@ version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b16bd47d9e329435e309c58469fe0791c2d0d1ba96ec0954152a5ae2b04387dc"
 
+[[package]]
+name = "mime"
+version = "0.3.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"
+
 [[package]]
 name = "miniz_oxide"
 version = "0.4.4"
@@ -1274,6 +1029,28 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "mio"
+version = "0.7.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8c2bdb6314ec10835cd3293dd268473a835c02b7b352e788be788b3c6ca6bb16"
+dependencies = [
+ "libc",
+ "log",
+ "miow",
+ "ntapi",
+ "winapi",
+]
+
+[[package]]
+name = "miow"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9f1c5b025cda876f66ef43a113f91ebc9f4ccef34843000e0adf6ebbab84e21"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "nom"
 version = "6.1.2"
@@ -1287,6 +1064,15 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "ntapi"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f6bb902e437b6d86e03cce10a7e2af662292c5dfef23b65899ea3ac9354ad44"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "num-integer"
 version = "0.1.44"
@@ -1334,7 +1120,6 @@ version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ff27b33e30432e7b9854936693ca103d8591b0501f7ae9f633de48cda3bf2a67"
 dependencies = [
- "async-std",
  "async-trait",
  "crossbeam-channel",
  "futures",
@@ -1342,8 +1127,10 @@ dependencies = [
  "lazy_static",
  "percent-encoding",
  "pin-project",
- "rand 0.8.4",
+ "rand",
  "thiserror",
+ "tokio",
+ "tokio-stream",
 ]
 
 [[package]]
@@ -1359,15 +1146,6 @@ dependencies = [
  "thrift",
 ]
 
-[[package]]
-name = "opentelemetry-semantic-conventions"
-version = "0.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "748502c9b5621d7f0fe9cf26cb75bc773a04ce8f1c2b9ce44c3e01045aac6b6d"
-dependencies = [
- "opentelemetry",
-]
-
 [[package]]
 name = "ordered-float"
 version = "1.1.1"
@@ -1377,12 +1155,6 @@ dependencies = [
  "num-traits",
 ]
 
-[[package]]
-name = "parking"
-version = "2.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "427c3892f9e783d91cc128285287e70a59e206ca452770ece88a76f7a3eddd72"
-
 [[package]]
 name = "parking_lot"
 version = "0.11.1"
@@ -1400,7 +1172,7 @@ version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fa7a782938e745763fe6907fc6ba86946d72f49fe7e21de074e08128a99fb018"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "instant",
  "libc",
  "redox_syscall",
@@ -1408,12 +1180,27 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "paste"
+version = "1.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "acbf547ad0c65e31259204bd90935776d1c693cec2f4ff7abb7a1bbbd40dfe58"
+
 [[package]]
 name = "percent-encoding"
 version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
 
+[[package]]
+name = "pest"
+version = "2.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "10f4872ae94d7b90ae48754df22fd42ad52ce740b8f370b03da4835417403e53"
+dependencies = [
+ "ucd-trie",
+]
+
 [[package]]
 name = "pin-project"
 version = "1.0.8"
@@ -1434,12 +1221,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "pin-project-lite"
-version = "0.1.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "257b64915a082f7811703966789728173279bdebb956b143dbcd23f6f970a777"
-
 [[package]]
 name = "pin-project-lite"
 version = "0.2.7"
@@ -1452,30 +1233,6 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
-[[package]]
-name = "polling"
-version = "2.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "92341d779fa34ea8437ef4d82d440d5e1ce3f3ff7f824aa64424cd481f9a1f25"
-dependencies = [
- "cfg-if 1.0.0",
- "libc",
- "log",
- "wepoll-ffi",
- "winapi",
-]
-
-[[package]]
-name = "polyval"
-version = "0.4.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eebcc4aa140b9abd2bc40d9c3f7ccec842679cd79045ac3a7ac698c1a064b7cd"
-dependencies = [
- "cpuid-bool",
- "opaque-debug",
- "universal-hash",
-]
-
 [[package]]
 name = "ppv-lite86"
 version = "0.2.10"
@@ -1523,7 +1280,7 @@ version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5986aa8d62380092d2f50f8b1cdba9cb9b6731ffd4b25b51fd126b6c3e05b99c"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "fnv",
  "lazy_static",
  "libc",
@@ -1555,19 +1312,6 @@ version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "941ba9d78d8e2f7ce474c015eea4d9c6d25b6a3327f9832ee29a4de27f91bbb8"
 
-[[package]]
-name = "rand"
-version = "0.7.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03"
-dependencies = [
- "getrandom 0.1.16",
- "libc",
- "rand_chacha 0.2.2",
- "rand_core 0.5.1",
- "rand_hc 0.2.0",
-]
-
 [[package]]
 name = "rand"
 version = "0.8.4"
@@ -1575,19 +1319,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2e7573632e6454cf6b99d7aac4ccca54be06da05aca2ef7423d22d27d4d4bcd8"
 dependencies = [
  "libc",
- "rand_chacha 0.3.1",
- "rand_core 0.6.3",
- "rand_hc 0.3.1",
-]
-
-[[package]]
-name = "rand_chacha"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4c8ed856279c9737206bf725bf36935d8666ead7aa69b52be55af369d193402"
-dependencies = [
- "ppv-lite86",
- "rand_core 0.5.1",
+ "rand_chacha",
+ "rand_core",
+ "rand_hc",
 ]
 
 [[package]]
@@ -1597,16 +1331,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
 dependencies = [
  "ppv-lite86",
- "rand_core 0.6.3",
-]
-
-[[package]]
-name = "rand_core"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
-dependencies = [
- "getrandom 0.1.16",
+ "rand_core",
 ]
 
 [[package]]
@@ -1615,16 +1340,7 @@ version = "0.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d34f1408f55294453790c48b2f1ebbb1c5b4b7563eb1f418bcfcfdbb06ebb4e7"
 dependencies = [
- "getrandom 0.2.3",
-]
-
-[[package]]
-name = "rand_hc"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
-dependencies = [
- "rand_core 0.5.1",
+ "getrandom",
 ]
 
 [[package]]
@@ -1633,7 +1349,7 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d51e9f596de227fda2ea6c84607f5558e196eeaf43c986b724ba4fb8fdf497e7"
 dependencies = [
- "rand_core 0.6.3",
+ "rand_core",
 ]
 
 [[package]]
@@ -1651,7 +1367,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "528532f3d801c87aec9def2add9ca802fe569e44a544afe633765267840abe64"
 dependencies = [
- "getrandom 0.2.3",
+ "getrandom",
  "redox_syscall",
 ]
 
@@ -1696,19 +1412,22 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "route-recognizer"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "56770675ebc04927ded3e60633437841581c285dc6236109ea25fbf3beb7b59e"
-
 [[package]]
 name = "rustc_version"
 version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
 dependencies = [
- "semver",
+ "semver 0.9.0",
+]
+
+[[package]]
+name = "rustc_version"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0dfe2087c51c460008730de8b57e6a320782fbfb312e1f4d520e6c6fae155ee"
+dependencies = [
+ "semver 0.11.0",
 ]
 
 [[package]]
@@ -1717,7 +1436,7 @@ version = "0.19.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "35edb675feee39aec9c99fa5ff985081995a06d594114ae14cbe797ad7b7a6d7"
 dependencies = [
- "base64 0.13.0",
+ "base64",
  "log",
  "ring",
  "sct",
@@ -1752,7 +1471,16 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
 dependencies = [
- "semver-parser",
+ "semver-parser 0.7.0",
+]
+
+[[package]]
+name = "semver"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f301af10236f6df4160f7c3f04eec6dbc70ace82d23326abad5edee88801c6b6"
+dependencies = [
+ "semver-parser 0.10.2",
 ]
 
 [[package]]
@@ -1761,6 +1489,15 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
+[[package]]
+name = "semver-parser"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "00b0bef5b7f9e0df16536d3961cfb6e84331c065b4066afb39768d0e319411f7"
+dependencies = [
+ "pest",
+]
+
 [[package]]
 name = "serde"
 version = "1.0.126"
@@ -1792,18 +1529,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "serde_qs"
-version = "0.7.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5af82de3c6549b001bec34961ff2d6a54339a87bab37ce901b693401f27de6cb"
-dependencies = [
- "data-encoding",
- "percent-encoding",
- "serde",
- "thiserror",
-]
-
 [[package]]
 name = "serde_urlencoded"
 version = "0.7.0"
@@ -1823,7 +1548,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1a0c8611594e2ab4ebbf06ec7cbbf0a99450b8570e96cbf5188b5d5f6ef18d81"
 dependencies = [
  "block-buffer",
- "cfg-if 1.0.0",
+ "cfg-if",
  "cpufeatures",
  "digest",
  "opaque-debug",
@@ -1842,7 +1567,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b362ae5752fd2137731f9fa25fd4d9058af34666ca1966fb969119cc35719f12"
 dependencies = [
  "block-buffer",
- "cfg-if 1.0.0",
+ "cfg-if",
  "cpufeatures",
  "digest",
  "opaque-debug",
@@ -1857,16 +1582,6 @@ dependencies = [
  "lazy_static",
 ]
 
-[[package]]
-name = "signal-hook"
-version = "0.3.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "470c5a6397076fae0094aaf06a08e6ba6f37acb77d3b1b91ea92b4d6c8650c39"
-dependencies = [
- "libc",
- "signal-hook-registry",
-]
-
 [[package]]
 name = "signal-hook-registry"
 version = "1.4.0"
@@ -1876,15 +1591,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "simple-mutex"
-version = "1.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38aabbeafa6f6dead8cebf246fe9fae1f9215c8d29b3a69f93bd62a9e4a3dcd6"
-dependencies = [
- "event-listener",
-]
-
 [[package]]
 name = "slab"
 version = "0.4.3"
@@ -1899,9 +1605,9 @@ checksum = "fe0f37c9e8f3c5a4a66ad655a93c74daac4ad00c441533bf5c6e7990bb42604e"
 
 [[package]]
 name = "socket2"
-version = "0.4.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e3dfc207c526015c632472a77be09cf1b6e46866581aecae5cc38fb4235dea2"
+checksum = "765f090f0e423d2b55843402a07915add955e7d60657db13707a159727326cad"
 dependencies = [
  "libc",
  "winapi",
@@ -1944,7 +1650,7 @@ checksum = "7f23af36748ec8ea8d49ef8499839907be41b0b1178a4e82b8cb45d29f531dc9"
 dependencies = [
  "ahash",
  "atoi",
- "base64 0.13.0",
+ "base64",
  "bitflags",
  "byteorder",
  "bytes",
@@ -1959,7 +1665,7 @@ dependencies = [
  "futures-util",
  "hashlink",
  "hex",
- "hmac 0.10.1",
+ "hmac",
  "itoa",
  "libc",
  "log",
@@ -1968,7 +1674,7 @@ dependencies = [
  "once_cell",
  "parking_lot",
  "percent-encoding",
- "rand 0.8.4",
+ "rand",
  "rustls",
  "serde",
  "serde_json",
@@ -1979,6 +1685,7 @@ dependencies = [
  "sqlx-rt",
  "stringprep",
  "thiserror",
+ "tokio-stream",
  "url",
  "webpki",
  "webpki-roots",
@@ -2011,16 +1718,12 @@ version = "0.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8199b421ecf3493ee9ef3e7bc90c904844cfb2ea7ea2f57347a93f52bfd3e057"
 dependencies = [
- "async-rustls",
- "async-std",
+ "actix-rt",
+ "once_cell",
+ "tokio",
+ "tokio-rustls",
 ]
 
-[[package]]
-name = "stable_deref_trait"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
-
 [[package]]
 name = "standback"
 version = "0.2.17"
@@ -2043,7 +1746,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d022496b16281348b52d0e30ae99e01a73d737b2f45d38fed4edf79f9325a1d5"
 dependencies = [
  "discard",
- "rustc_version",
+ "rustc_version 0.2.3",
  "stdweb-derive",
  "stdweb-internal-macros",
  "stdweb-internal-runtime",
@@ -2101,12 +1804,6 @@ version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6bdef32e8150c2a081110b42772ffe7d7c9032b606bc226c8260fd97e0976601"
 
-[[package]]
-name = "sval"
-version = "1.0.0-alpha.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "45f6ee7c7b87caf59549e9fe45d6a69c75c8019e79e212a835c5da0e92f0ba08"
-
 [[package]]
 name = "syn"
 version = "1.0.74"
@@ -2175,51 +1872,6 @@ dependencies = [
  "threadpool",
 ]
 
-[[package]]
-name = "tide"
-version = "0.16.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c459573f0dd2cc734b539047f57489ea875af8ee950860ded20cf93a79a1dee0"
-dependencies = [
- "async-h1",
- "async-session",
- "async-sse",
- "async-std",
- "async-trait",
- "femme",
- "futures-util",
- "http-client",
- "http-types",
- "kv-log-macro",
- "log",
- "pin-project-lite 0.2.7",
- "route-recognizer",
- "serde",
- "serde_json",
-]
-
-[[package]]
-name = "tide-tracing"
-version = "0.0.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9737dbee8b322744e5c0fb4d7baf1e1fae332056cbc1f8a356162a6211b853f4"
-dependencies = [
- "async-trait",
- "tide",
- "tracing",
- "tracing-futures",
-]
-
-[[package]]
-name = "time"
-version = "0.1.43"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
-dependencies = [
- "libc",
- "winapi",
-]
-
 [[package]]
 name = "time"
 version = "0.2.27"
@@ -2273,18 +1925,88 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
+[[package]]
+name = "tokio"
+version = "1.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4b7b349f11a7047e6d1276853e612d152f5e8a352c61917887cc2169e2366b4c"
+dependencies = [
+ "autocfg",
+ "bytes",
+ "libc",
+ "memchr",
+ "mio",
+ "num_cpus",
+ "once_cell",
+ "parking_lot",
+ "pin-project-lite",
+ "signal-hook-registry",
+ "winapi",
+]
+
+[[package]]
+name = "tokio-rustls"
+version = "0.22.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc6844de72e57df1980054b38be3a9f4702aba4858be64dd700181a8a6d0e1b6"
+dependencies = [
+ "rustls",
+ "tokio",
+ "webpki",
+]
+
+[[package]]
+name = "tokio-stream"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b2f3f698253f03119ac0102beaa64f67a67e08074d03a22d18784104543727f"
+dependencies = [
+ "futures-core",
+ "pin-project-lite",
+ "tokio",
+]
+
+[[package]]
+name = "tokio-util"
+version = "0.6.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1caa0b0c8d94a049db56b5acf8cba99dc0623aab1b26d5b5f5e2d945846b3592"
+dependencies = [
+ "bytes",
+ "futures-core",
+ "futures-sink",
+ "log",
+ "pin-project-lite",
+ "tokio",
+]
+
 [[package]]
 name = "tracing"
 version = "0.1.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09adeb8c97449311ccd28a427f96fb563e7fd31aabf994189879d9da2394b89d"
 dependencies = [
- "cfg-if 1.0.0",
- "pin-project-lite 0.2.7",
+ "cfg-if",
+ "pin-project-lite",
  "tracing-attributes",
  "tracing-core",
 ]
 
+[[package]]
+name = "tracing-actix-web"
+version = "0.4.0-beta.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c794ee03ca18c0d149e6928db480700644ab405f553f55dc0650f541e73dc180"
+dependencies = [
+ "actix-web",
+ "futures",
+ "opentelemetry",
+ "tracing",
+ "tracing-futures",
+ "tracing-opentelemetry",
+ "uuid",
+]
+
 [[package]]
 name = "tracing-attributes"
 version = "0.1.15"
@@ -2392,6 +2114,12 @@ version = "1.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "879f6906492a7cd215bfa4cf595b600146ccfac0c79bcbd1f3000162af5e8b06"
 
+[[package]]
+name = "ucd-trie"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "56dee185309b50d1f11bfedef0fe6d036842e3fb77413abef29f8f8d1c5d4c1c"
+
 [[package]]
 name = "unicode-bidi"
 version = "0.3.5"
@@ -2428,16 +2156,6 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39ec24b3121d976906ece63c9daad25b85969647682eee313cb5779fdd69e14e"
 
-[[package]]
-name = "universal-hash"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f214e8f697e925001e66ec2c6e37a4ef93f0f78c2eed7814394e10c62025b05"
-dependencies = [
- "generic-array",
- "subtle",
-]
-
 [[package]]
 name = "untrusted"
 version = "0.7.1"
@@ -2454,18 +2172,15 @@ dependencies = [
  "idna",
  "matches",
  "percent-encoding",
- "serde",
 ]
 
 [[package]]
-name = "value-bag"
-version = "1.0.0-alpha.7"
+name = "uuid"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd320e1520f94261153e96f7534476ad869c14022aee1e59af7c778075d840ae"
+checksum = "bc5cf98d8186244414c848017f0e2676b3fcb46807f6668a97dfe67359a3c4b7"
 dependencies = [
- "ctor",
- "sval",
- "version_check",
+ "getrandom",
 ]
 
 [[package]]
@@ -2474,18 +2189,6 @@ version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5fecdca9a5291cc2b8dcf7dc02453fee791a280f3743cb0905f8822ae463b3fe"
 
-[[package]]
-name = "waker-fn"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d5b2c62b4012a3e1eca5a7e077d13b3bf498c4073e33ccd58626607748ceeca"
-
-[[package]]
-name = "wasi"
-version = "0.9.0+wasi-snapshot-preview1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
-
 [[package]]
 name = "wasi"
 version = "0.10.2+wasi-snapshot-preview1"
@@ -2498,9 +2201,7 @@ version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d54ee1d4ed486f78874278e63e4069fc1ab9f6a18ca492076ffb90c5eb2997fd"
 dependencies = [
- "cfg-if 1.0.0",
- "serde",
- "serde_json",
+ "cfg-if",
  "wasm-bindgen-macro",
 ]
 
@@ -2519,18 +2220,6 @@ dependencies = [
  "wasm-bindgen-shared",
 ]
 
-[[package]]
-name = "wasm-bindgen-futures"
-version = "0.4.24"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5fba7978c679d53ce2d0ac80c8c175840feb849a161664365d1287b41f2e67f1"
-dependencies = [
- "cfg-if 1.0.0",
- "js-sys",
- "wasm-bindgen",
- "web-sys",
-]
-
 [[package]]
 name = "wasm-bindgen-macro"
 version = "0.2.74"
@@ -2589,15 +2278,6 @@ dependencies = [
  "webpki",
 ]
 
-[[package]]
-name = "wepoll-ffi"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d743fdedc5c64377b5fc2bc036b01c7fd642205a0d96356034ae3404d49eb7fb"
-dependencies = [
- "cc",
-]
-
 [[package]]
 name = "whoami"
 version = "1.1.2"
@@ -2635,3 +2315,32 @@ name = "wyz"
 version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "85e60b0d1b5f99db2556934e21937020776a5d31520bf169e851ac44e6420214"
+
+[[package]]
+name = "zstd"
+version = "0.7.0+zstd.1.4.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9428752481d8372e15b1bf779ea518a179ad6c771cca2d2c60e4fbff3cc2cd52"
+dependencies = [
+ "zstd-safe",
+]
+
+[[package]]
+name = "zstd-safe"
+version = "3.1.0+zstd.1.4.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5aa1926623ad7fe406e090555387daf73db555b948134b4d73eac5eb08fb666d"
+dependencies = [
+ "libc",
+ "zstd-sys",
+]
+
+[[package]]
+name = "zstd-sys"
+version = "1.5.0+zstd.1.4.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4e6c094340240369025fc6b731b054ee2a834328fa584310ac96aa4baebdc465"
+dependencies = [
+ "cc",
+ "libc",
+]
diff --git a/Cargo.toml b/Cargo.toml
index 39800a4..f6c6598 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,8 +13,7 @@ tracing-subscriber = "0.2"
 tracing-unwrap = "0.9"
 tracing-opentelemetry = "0.14"
 
-opentelemetry = { version = "0.15", features = ["rt-async-std"] }
-opentelemetry-semantic-conventions = "0.7.0"
+opentelemetry = { version = "0.15", features = ["rt-tokio"] }
 opentelemetry-jaeger = "0.14"
 
 lazy_static = "1"
@@ -24,14 +23,16 @@ bk-tree = "0.4.0"
 hamming = "0.1"
 
 futures = "0.3"
-async-std = { version = "1", features = ["attributes"] }
+tokio = { version = "1", features = ["sync"] }
 
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 
-tide = "0.16"
-tide-tracing = "0.0.11"
+actix-web = "4.0.0-beta.8"
+actix-http = "3.0.0-beta.8"
+actix-service = "2"
+tracing-actix-web = { version = "0.4.0-beta.9", features = ["opentelemetry_0_15"] }
 
 [dependencies.sqlx]
 version = "0.5"
-features = ["runtime-async-std-rustls", "postgres"]
+features = ["runtime-actix-rustls", "postgres"]
diff --git a/src/main.rs b/src/main.rs
index 0f52225..8651ac1 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,17 +1,20 @@
 use std::sync::Arc;
 
-use async_std::sync::{RwLock, RwLockUpgradableReadGuard};
+use actix_service::Service;
+use actix_web::{
+    get,
+    web::{self, Data},
+    App, HttpResponse, HttpServer, Responder,
+};
 use envconfig::Envconfig;
 use opentelemetry::KeyValue;
-use sqlx::{
-    postgres::{PgListener, PgPoolOptions},
-    Pool, Postgres, Row,
-};
-use tide::Request;
+use prometheus::{Encoder, TextEncoder};
+use sqlx::postgres::PgPoolOptions;
+use tokio::sync::RwLock;
 use tracing_subscriber::layer::SubscriberExt;
 use tracing_unwrap::ResultExt;
 
-mod middlewares;
+mod tree;
 
 lazy_static::lazy_static! {
     static ref HTTP_REQUEST_COUNT: prometheus::CounterVec = prometheus::register_counter_vec!("http_requests_total", "Number of HTTP requests", &["http_route", "http_method", "http_status_code"]).unwrap();
@@ -31,8 +34,6 @@ enum Error {
     Data(serde_json::Error),
 }
 
-type Tree = Arc<RwLock<bk_tree::BKTree<Node, Hamming>>>;
-
 #[derive(Envconfig, Clone)]
 struct Config {
     #[envconfig(default = "0.0.0.0:3000")]
@@ -51,40 +52,84 @@ struct Config {
     max_distance: Option<u32>,
 }
 
-/// A hamming distance metric.
-struct Hamming;
-
-impl bk_tree::Metric<Node> for Hamming {
-    fn distance(&self, a: &Node, b: &Node) -> u32 {
-        hamming::distance_fast(&a.0, &b.0).expect_or_log("hashes did not have same byte alignment")
-            as u32
-    }
-
-    fn threshold_distance(&self, a: &Node, b: &Node, _threshold: u32) -> Option<u32> {
-        Some(self.distance(a, b))
-    }
-}
-
-/// A value of a node in the BK tree.
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
-struct Node([u8; 8]);
-
-impl From<i64> for Node {
-    fn from(num: i64) -> Self {
-        Self(num.to_be_bytes())
-    }
-}
-
-impl From<Node> for i64 {
-    fn from(node: Node) -> Self {
-        i64::from_be_bytes(node.0)
-    }
-}
-
-#[async_std::main]
+#[actix_web::main]
 async fn main() {
     let config = Config::init_from_env().expect("could not load config");
+    configure_tracing(&config);
 
+    tracing::info!("starting bkbase");
+
+    let tree: tree::Tree = Arc::new(RwLock::new(bk_tree::BKTree::new(tree::Hamming)));
+
+    tracing::trace!("connecting to postgres");
+    let pool = PgPoolOptions::new()
+        .max_connections(2)
+        .connect(&config.database_url)
+        .await
+        .expect_or_log("could not connect to database");
+    tracing::debug!("connected to postgres");
+
+    let http_listen = config.http_listen.clone();
+
+    let (sender, receiver) = futures::channel::oneshot::channel();
+
+    tracing::info!("starting to listen for payloads");
+    let tree_clone = tree.clone();
+    let config_clone = config.clone();
+    tokio::task::spawn(async {
+        tree::listen_for_payloads(pool, config_clone, tree_clone, sender)
+            .await
+            .expect_or_log("listenting for updates failed");
+    });
+
+    tracing::info!("waiting for initial tree to load");
+    receiver
+        .await
+        .expect_or_log("tree loading was dropped before completing");
+    tracing::info!("initial tree loaded, starting server");
+
+    let tree = Data::new(tree);
+    let config = Data::new(config);
+
+    HttpServer::new(move || {
+        App::new()
+            .wrap(tracing_actix_web::TracingLogger::default())
+            .wrap_fn(|req, srv| {
+                let path = req.path().to_owned();
+                let method = req.method().to_string();
+
+                let start = std::time::Instant::now();
+                let fut = srv.call(req);
+
+                async move {
+                    let res = fut.await?;
+                    let end = std::time::Instant::now().duration_since(start);
+
+                    let status_code = res.status().as_u16().to_string();
+
+                    let labels: Vec<&str> = vec![&path, &method, &status_code];
+                    HTTP_REQUEST_COUNT.with_label_values(&labels).inc();
+                    HTTP_REQUEST_DURATION
+                        .with_label_values(&labels)
+                        .observe(end.as_secs_f64());
+
+                    Ok(res)
+                }
+            })
+            .app_data(tree.clone())
+            .app_data(config.clone())
+            .service(search)
+            .service(health)
+            .service(metrics)
+    })
+    .bind(&http_listen)
+    .expect_or_log("bind failed")
+    .run()
+    .await
+    .expect_or_log("server failed");
+}
+
+fn configure_tracing(config: &Config) {
     opentelemetry::global::set_text_map_propagator(opentelemetry_jaeger::Propagator::new());
 
     let env = std::env::var("ENVIRONMENT");
@@ -103,10 +148,10 @@ async fn main() {
             KeyValue::new("environment", env.to_owned()),
             KeyValue::new("version", env!("CARGO_PKG_VERSION")),
         ])
-        .install_batch(opentelemetry::runtime::AsyncStd)
+        .install_batch(opentelemetry::runtime::Tokio)
         .expect("otel jaeger pipeline could not be created");
 
-    let trace = tracing_opentelemetry::layer().with_tracer(tracer.clone());
+    let trace = tracing_opentelemetry::layer().with_tracer(tracer);
     tracing::subscriber::set_global_default(
         tracing_subscriber::Registry::default()
             .with(tracing_subscriber::EnvFilter::from_default_env())
@@ -114,59 +159,15 @@ async fn main() {
             .with(tracing_subscriber::fmt::layer()),
     )
     .expect("tracing could not be configured");
-
-    tracing::info!("starting bkbase");
-
-    tracing::debug!("loaded config");
-
-    let tree: Tree = Arc::new(RwLock::new(bk_tree::BKTree::new(Hamming)));
-
-    let pool = PgPoolOptions::new()
-        .max_connections(2)
-        .connect(&config.database_url)
-        .await
-        .expect_or_log("could not connect to database");
-    tracing::debug!("connected to postgres");
-
-    let http_listen = config.http_listen.clone();
-    let max_distance = config.max_distance;
-
-    let (sender, receiver) = futures::channel::oneshot::channel();
-
-    tracing::info!("starting to listen for payloads");
-    let tree_clone = tree.clone();
-    async_std::task::spawn(async {
-        listen_for_payloads(pool, config, tree_clone, sender)
-            .await
-            .expect_or_log("listenting for updates failed");
-    });
-
-    tracing::info!("waiting for initial tree to load");
-    receiver
-        .await
-        .expect_or_log("tree loading was dropped before completing");
-    tracing::info!("initial tree loaded, starting server");
-
-    let mut app = tide::with_state(State { tree, max_distance });
-    app.with(middlewares::TideOpentelemMiddleware::new(tracer));
-    app.with(tide_tracing::TraceMiddleware::new());
-    app.with(middlewares::TidePrometheusMiddleware);
-
-    app.at("/search").get(search);
-    app.at("/health").get(|_| async { Ok("OK") });
-
-    app.listen(&http_listen)
-        .await
-        .expect_or_log("could not start web server");
 }
 
 #[derive(Clone)]
 struct State {
-    tree: Tree,
+    tree: tree::Tree,
     max_distance: Option<u32>,
 }
 
-#[derive(serde::Deserialize)]
+#[derive(Debug, serde::Deserialize)]
 struct Query {
     hash: i64,
     distance: u32,
@@ -186,21 +187,23 @@ struct SearchResponse {
     hashes: Vec<HashDistance>,
 }
 
-#[tracing::instrument(skip(req))]
-async fn search(req: Request<State>) -> tide::Result {
-    let state = req.state();
+#[get("/search")]
+#[tracing::instrument(skip(query, tree, config), fields(query = ?query.0))]
+async fn search(
+    query: web::Query<Query>,
+    tree: Data<tree::Tree>,
+    config: Data<Config>,
+) -> Result<HttpResponse, std::convert::Infallible> {
+    let Query { hash, distance } = query.0;
+    let max_distance = config.max_distance;
 
-    let Query { hash, distance } = req.query()?;
     tracing::info!("searching for hash {} with distance {}", hash, distance);
 
-    if matches!(state.max_distance, Some(max_distance) if distance > max_distance) {
-        return Err(tide::Error::from_str(
-            400,
-            "Distance is greater than max distance",
-        ));
+    if matches!(max_distance, Some(max_distance) if distance > max_distance) {
+        return Ok(HttpResponse::BadRequest().body("distance is greater than max distance"));
     }
 
-    let tree = state.tree.read().await;
+    let tree = tree.read().await;
 
     let duration = TREE_DURATION
         .with_label_values(&[&distance.to_string()])
@@ -223,113 +226,21 @@ async fn search(req: Request<State>) -> tide::Result {
         hashes: matches,
     };
 
-    Ok(serde_json::to_string(&resp)?.into())
+    Ok(HttpResponse::Ok().json(resp))
 }
 
-/// Create a new BK tree and pull in all hashes from provided query.
-///
-/// This must be called after you have started a listener, otherwise items may
-/// be lost.
-async fn create_tree(
-    conn: &Pool<Postgres>,
-    config: &Config,
-) -> Result<bk_tree::BKTree<Node, Hamming>, Error> {
-    use futures::TryStreamExt;
-
-    tracing::warn!("creating new tree");
-
-    let mut tree = bk_tree::BKTree::new(Hamming);
-
-    let mut rows = sqlx::query(&config.database_query).fetch(conn);
-
-    let mut count = 0;
-
-    let start = std::time::Instant::now();
-
-    while let Some(row) = rows.try_next().await.map_err(Error::LoadingRow)? {
-        let node: Node = row.get::<i64, _>(0).into();
-
-        // Avoid checking if each value is unique if we were told that the
-        // database query only returns unique values.
-        let timer = TREE_ADD_DURATION.start_timer();
-        if config.database_is_unique || tree.find_exact(&node).is_none() {
-            tree.add(node);
-        }
-        timer.stop_and_record();
-
-        count += 1;
-        if count % 250_000 == 0 {
-            tracing::debug!(count, "loaded more rows");
-        }
-    }
-
-    let dur = std::time::Instant::now().duration_since(start);
-
-    tracing::info!(count, "completed loading rows in {:?}", dur);
-
-    Ok(tree)
+#[get("/health")]
+async fn health() -> impl Responder {
+    "OK"
 }
 
-#[derive(serde::Deserialize)]
-struct Payload {
-    hash: i64,
-}
-
-/// Listen for incoming payloads.
-///
-/// This will create a new tree to ensure all items are present. It will also
-/// automatically recreate trees as needed if the database connection is lost.
-async fn listen_for_payloads(
-    conn: Pool<Postgres>,
-    config: Config,
-    tree: Tree,
-    initial: futures::channel::oneshot::Sender<()>,
-) -> Result<(), Error> {
-    let mut listener = PgListener::connect_with(&conn)
-        .await
-        .map_err(Error::Listener)?;
-    listener
-        .listen(&config.database_subscribe)
-        .await
-        .map_err(Error::Listener)?;
-
-    let new_tree = create_tree(&conn, &config).await?;
-    {
-        let mut tree = tree.write().await;
-        *tree = new_tree;
-    }
-
-    initial
-        .send(())
-        .expect_or_log("nothing listening for initial data");
-
-    loop {
-        while let Some(notification) = listener.try_recv().await.map_err(Error::Listener)? {
-            let payload: Payload =
-                serde_json::from_str(notification.payload()).map_err(Error::Data)?;
-            tracing::debug!(hash = payload.hash, "evaluating new payload");
-
-            let node: Node = payload.hash.into();
-
-            let _timer = TREE_ADD_DURATION.start_timer();
-
-            let tree = tree.upgradable_read().await;
-            if tree.find_exact(&node).is_some() {
-                tracing::trace!("hash already existed in tree");
-                continue;
-            }
-
-            tracing::trace!("hash did not exist, adding to tree");
-            let mut tree = RwLockUpgradableReadGuard::upgrade(tree).await;
-            tree.add(node);
-        }
-
-        tracing::error!("disconnected from listener, recreating tree");
-        async_std::task::sleep(std::time::Duration::from_secs(10)).await;
-        let new_tree = create_tree(&conn, &config).await?;
-        {
-            let mut tree = tree.write().await;
-            *tree = new_tree;
-        }
-    }
+#[get("/metrics")]
+async fn metrics() -> Result<HttpResponse, std::convert::Infallible> {
+    let mut buffer = Vec::new();
+    let encoder = TextEncoder::new();
+
+    let metric_families = prometheus::gather();
+    encoder.encode(&metric_families, &mut buffer).unwrap();
+
+    Ok(HttpResponse::Ok().body(buffer))
 }
diff --git a/src/middlewares.rs b/src/middlewares.rs
deleted file mode 100644
index 2c96181..0000000
--- a/src/middlewares.rs
+++ /dev/null
@@ -1,139 +0,0 @@
-use std::collections::HashMap;
-use std::convert::TryFrom;
-
-use opentelemetry::{
-    global::get_text_map_propagator,
-    trace::{FutureExt, Span, SpanKind, TraceContextExt, Tracer},
-    Context,
-};
-use opentelemetry_semantic_conventions::trace;
-use prometheus::{Encoder, TextEncoder};
-use tide::{
-    http::{
-        headers::{HeaderName, HeaderValue},
-        mime,
-    },
-    Middleware, Request, Response,
-};
-
-pub struct TidePrometheusMiddleware;
-
-impl TidePrometheusMiddleware {
-    const ROUTE: &'static str = "/metrics";
-}
-
-#[tide::utils::async_trait]
-impl<State: Clone + Send + Sync + 'static> Middleware<State> for TidePrometheusMiddleware {
-    async fn handle(&self, req: Request<State>, next: tide::Next<'_, State>) -> tide::Result {
-        let path = req.url().path().to_owned();
-
-        if path == Self::ROUTE {
-            let mut buffer = Vec::new();
-            let encoder = TextEncoder::new();
-
-            let metric_families = prometheus::gather();
-            encoder.encode(&metric_families, &mut buffer).unwrap();
-
-            return Ok(Response::builder(200)
-                .body(buffer)
-                .content_type(mime::PLAIN)
-                .build());
-        }
-
-        let method = req.method().to_string();
-
-        let start = std::time::Instant::now();
-        let res = next.run(req).await;
-        let end = std::time::Instant::now().duration_since(start);
-
-        let status_code = res.status().to_string();
-
-        let labels: Vec<&str> = vec![&path, &method, &status_code];
-
-        crate::HTTP_REQUEST_COUNT.with_label_values(&labels).inc();
-        crate::HTTP_REQUEST_DURATION
-            .with_label_values(&labels)
-            .observe(end.as_secs_f64());
-
-        Ok(res)
-    }
-}
-
-pub struct TideOpentelemMiddleware<T: Tracer> {
-    tracer: T,
-}
-
-impl<T: Tracer> TideOpentelemMiddleware<T> {
-    pub fn new(tracer: T) -> Self {
-        Self { tracer }
-    }
-}
-
-#[tide::utils::async_trait]
-impl<T: Tracer + Send + Sync, State: Clone + Send + Sync + 'static> Middleware<State>
-    for TideOpentelemMiddleware<T>
-{
-    async fn handle(&self, req: Request<State>, next: tide::Next<'_, State>) -> tide::Result {
-        let parent_cx = get_parent_cx(&req);
-
-        let method = req.method().to_string();
-        let url = req.url();
-
-        let attributes = vec![
-            trace::HTTP_METHOD.string(method.clone()),
-            trace::HTTP_SCHEME.string(url.scheme().to_string()),
-            trace::HTTP_URL.string(url.to_string()),
-        ];
-
-        let mut span_builder = self
-            .tracer
-            .span_builder(format!("{} {}", method, url.path()))
-            .with_kind(SpanKind::Server)
-            .with_attributes(attributes);
-
-        if parent_cx.span().span_context().is_remote() {
-            tracing::trace!("incoming request has remote span: {:?}", parent_cx);
-            span_builder = span_builder.with_parent_context(parent_cx);
-        }
-
-        let mut span = span_builder.start(&self.tracer);
-        span.add_event("request.started".to_owned(), vec![]);
-        let cx = &Context::current_with_span(span);
-
-        let mut res = next.run(req).with_context(cx.clone()).await;
-
-        let span = cx.span();
-        span.add_event("request.completed".to_owned(), vec![]);
-        span.set_attribute(trace::HTTP_STATUS_CODE.i64(u16::from(res.status()).into()));
-
-        if let Some(len) = res.len().and_then(|len| i64::try_from(len).ok()) {
-            span.set_attribute(trace::HTTP_RESPONSE_CONTENT_LENGTH.i64(len));
-        }
-
-        let mut injector = HashMap::new();
-        get_text_map_propagator(|propagator| propagator.inject_context(&cx, &mut injector));
-
-        for (key, value) in injector {
-            let header_name = HeaderName::from_bytes(key.into_bytes());
-            let header_value = HeaderValue::from_bytes(value.into_bytes());
-
-            if let (Ok(name), Ok(value)) = (header_name, header_value) {
-                res.insert_header(name, value);
-            } else {
-                tracing::error!("injected header data was invalid");
-            }
-        }
-
-        Ok(res)
-    }
-}
-
-fn get_parent_cx<State>(req: &Request<State>) -> Context {
-    let mut req_headers = HashMap::new();
-
-    for (key, value) in req.iter() {
-        req_headers.insert(key.to_string(), value.last().to_string());
-    }
-
-    get_text_map_propagator(|propagator| propagator.extract(&req_headers))
-}
diff --git a/src/tree.rs b/src/tree.rs
new file mode 100644
index 0000000..530536a
--- /dev/null
+++ b/src/tree.rs
@@ -0,0 +1,143 @@
+use std::sync::Arc;
+
+use sqlx::{postgres::PgListener, Pool, Postgres, Row};
+use tokio::sync::RwLock;
+use tracing_unwrap::ResultExt;
+
+use crate::{Config, Error};
+
+pub(crate) type Tree = Arc<RwLock<bk_tree::BKTree<Node, Hamming>>>;
+
+/// A hamming distance metric.
+pub(crate) struct Hamming;
+
+impl bk_tree::Metric<Node> for Hamming {
+    fn distance(&self, a: &Node, b: &Node) -> u32 {
+        hamming::distance_fast(&a.0, &b.0).expect_or_log("hashes did not have same byte alignment")
+            as u32
+    }
+
+    fn threshold_distance(&self, a: &Node, b: &Node, _threshold: u32) -> Option<u32> {
+        Some(self.distance(a, b))
+    }
+}
+
+/// A value of a node in the BK tree.
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+pub(crate) struct Node([u8; 8]);
+
+impl From<i64> for Node {
+    fn from(num: i64) -> Self {
+        Self(num.to_be_bytes())
+    }
+}
+
+impl From<Node> for i64 {
+    fn from(node: Node) -> Self {
+        i64::from_be_bytes(node.0)
+    }
+}
+
+/// Create a new BK tree and pull in all hashes from provided query.
+///
+/// This must be called after you have started a listener, otherwise items may
+/// be lost.
+async fn create_tree(
+    conn: &Pool<Postgres>,
+    config: &Config,
+) -> Result<bk_tree::BKTree<Node, Hamming>, Error> {
+    use futures::TryStreamExt;
+
+    tracing::warn!("creating new tree");
+    let mut tree = bk_tree::BKTree::new(Hamming);
+    let mut rows = sqlx::query(&config.database_query).fetch(conn);
+
+    let mut count = 0;
+
+    let start = std::time::Instant::now();
+
+    while let Some(row) = rows.try_next().await.map_err(Error::LoadingRow)? {
+        let node: Node = row.get::<i64, _>(0).into();
+
+        // Avoid checking if each value is unique if we were told that the
+        // database query only returns unique values.
+        let timer = crate::TREE_ADD_DURATION.start_timer();
+        if config.database_is_unique || tree.find_exact(&node).is_none() {
+            tree.add(node);
+        }
+        timer.stop_and_record();
+
+        count += 1;
+        if count % 250_000 == 0 {
+            tracing::debug!(count, "loaded more rows");
+        }
+    }
+
+    let dur = std::time::Instant::now().duration_since(start);
+
+    tracing::info!(count, "completed loading rows in {:?}", dur);
+    Ok(tree)
+}
+
+#[derive(serde::Deserialize)]
+struct Payload {
+    hash: i64,
+}
+
+/// Listen for incoming payloads.
+///
+/// This will create a new tree to ensure all items are present. It will also
+/// automatically recreate trees as needed if the database connection is lost.
+pub(crate) async fn listen_for_payloads(
+    conn: Pool<Postgres>,
+    config: Config,
+    tree: Tree,
+    initial: futures::channel::oneshot::Sender<()>,
+) -> Result<(), Error> {
+    let mut listener = PgListener::connect_with(&conn)
+        .await
+        .map_err(Error::Listener)?;
+    listener
+        .listen(&config.database_subscribe)
+        .await
+        .map_err(Error::Listener)?;
+
+    let new_tree = create_tree(&conn, &config).await?;
+    {
+        let mut tree = tree.write().await;
+        *tree = new_tree;
+    }
+
+    initial
+        .send(())
+        .expect_or_log("nothing listening for initial data");
+
+    loop {
+        while let Some(notification) = listener.try_recv().await.map_err(Error::Listener)? {
+            let payload: Payload =
+                serde_json::from_str(notification.payload()).map_err(Error::Data)?;
+            tracing::debug!(hash = payload.hash, "evaluating new payload");
+
+            let node: Node = payload.hash.into();
+
+            let _timer = crate::TREE_ADD_DURATION.start_timer();
+
+            let mut tree = tree.write().await;
+            if tree.find_exact(&node).is_some() {
+                tracing::trace!("hash already existed in tree");
+                continue;
+            }
+
+            tracing::trace!("hash did not exist, adding to tree");
+            tree.add(node);
+        }
+
+        tracing::error!("disconnected from listener, recreating tree");
+        tokio::time::sleep(std::time::Duration::from_secs(10)).await;
+        let new_tree = create_tree(&conn, &config).await?;
+        {
+            let mut tree = tree.write().await;
+            *tree = new_tree;
+        }
+    }
+}