diff --git a/Cargo.lock b/Cargo.lock
index adc1b5950..4dd39574a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -8,7 +8,7 @@ version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1be241f88f3b1e7e9a3fbe3b5a8a0f6915b5a1d7ee0d9a248d3376d01068cc60"
 dependencies = [
- "actix-rt",
+ "actix-rt 1.1.1",
  "actix_derive",
  "bitflags",
  "bytes 0.5.6",
@@ -43,16 +43,33 @@ dependencies = [
  "tokio-util 0.3.1",
 ]
 
+[[package]]
+name = "actix-codec"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "57a7559404a7f3573127aab53c08ce37a6c6a315c374a31070f3c91cd1b4a7fe"
+dependencies = [
+ "bitflags",
+ "bytes 1.1.0",
+ "futures-core",
+ "futures-sink",
+ "log",
+ "memchr",
+ "pin-project-lite 0.2.9",
+ "tokio 1.18.1",
+ "tokio-util 0.7.1",
+]
+
 [[package]]
 name = "actix-connect"
 version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "177837a10863f15ba8d3ae3ec12fac1099099529ed20083a27fdfe247381d0dc"
 dependencies = [
- "actix-codec",
- "actix-rt",
- "actix-service",
- "actix-utils",
+ "actix-codec 0.3.0",
+ "actix-rt 1.1.1",
+ "actix-service 1.0.6",
+ "actix-utils 2.0.0",
  "derive_more",
  "either",
  "futures-util",
@@ -68,7 +85,7 @@ version = "0.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "36b133d8026a9f209a9aeeeacd028e7451bcca975f592881b305d37983f303d7"
 dependencies = [
- "actix-web",
+ "actix-web 3.3.3",
  "derive_more",
  "futures-util",
  "log",
@@ -82,32 +99,30 @@ version = "2.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2be6b66b62a794a8e6d366ac9415bb7d475ffd1e9f4671f38c1d8a8a5df950b3"
 dependencies = [
- "actix-codec",
+ "actix-codec 0.3.0",
  "actix-connect",
- "actix-rt",
- "actix-service",
+ "actix-rt 1.1.1",
+ "actix-service 1.0.6",
  "actix-threadpool",
- "actix-utils",
+ "actix-utils 2.0.0",
  "base64",
  "bitflags",
- "brotli",
  "bytes 0.5.6",
- "cookie",
+ "cookie 0.14.4",
  "copyless",
  "derive_more",
  "either",
  "encoding_rs",
- "flate2",
  "futures-channel",
  "futures-core",
  "futures-util",
  "fxhash",
- "h2",
+ "h2 0.2.7",
  "http",
  "httparse",
  "indexmap",
  "itoa 0.4.8",
- "language-tags",
+ "language-tags 0.2.2",
  "lazy_static",
  "log",
  "mime",
@@ -118,9 +133,46 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_urlencoded",
- "sha-1",
+ "sha-1 0.9.8",
  "slab",
- "time",
+ "time 0.2.27",
+]
+
+[[package]]
+name = "actix-http"
+version = "3.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a5885cb81a0d4d0d322864bea1bb6c2a8144626b4fdc625d4c51eba197e7797a"
+dependencies = [
+ "actix-codec 0.5.0",
+ "actix-rt 2.7.0",
+ "actix-service 2.0.2",
+ "actix-utils 3.0.0",
+ "ahash",
+ "base64",
+ "bitflags",
+ "brotli",
+ "bytes 1.1.0",
+ "bytestring",
+ "derive_more",
+ "encoding_rs",
+ "flate2",
+ "futures-core",
+ "h2 0.3.13",
+ "http",
+ "httparse",
+ "httpdate",
+ "itoa 1.0.1",
+ "language-tags 0.3.2",
+ "local-channel",
+ "log",
+ "mime",
+ "percent-encoding",
+ "pin-project-lite 0.2.9",
+ "rand 0.8.5",
+ "sha-1 0.10.0",
+ "smallvec",
+ "zstd",
 ]
 
 [[package]]
@@ -133,6 +185,16 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "actix-macros"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "465a6172cf69b960917811022d8f29bc0b7fa1398bc4f78b3c466673db1213b6"
+dependencies = [
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "actix-router"
 version = "0.2.7"
@@ -146,13 +208,27 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "actix-router"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eb60846b52c118f2f04a56cc90880a274271c489b2498623d58176f8ca21fa80"
+dependencies = [
+ "bytestring",
+ "firestorm",
+ "http",
+ "log",
+ "regex",
+ "serde",
+]
+
 [[package]]
 name = "actix-rt"
 version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "143fcc2912e0d1de2bcf4e2f720d2a60c28652ab4179685a1ee159e0fb3db227"
 dependencies = [
- "actix-macros",
+ "actix-macros 0.1.3",
  "actix-threadpool",
  "copyless",
  "futures-channel",
@@ -161,16 +237,26 @@ dependencies = [
  "tokio 0.2.25",
 ]
 
+[[package]]
+name = "actix-rt"
+version = "2.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7ea16c295198e958ef31930a6ef37d0fb64e9ca3b6116e6b93a8bdae96ee1000"
+dependencies = [
+ "futures-core",
+ "tokio 1.18.1",
+]
+
 [[package]]
 name = "actix-server"
 version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "45407e6e672ca24784baa667c5d32ef109ccdd8d5e0b5ebb9ef8a67f4dfb708e"
 dependencies = [
- "actix-codec",
- "actix-rt",
- "actix-service",
- "actix-utils",
+ "actix-codec 0.3.0",
+ "actix-rt 1.1.1",
+ "actix-service 1.0.6",
+ "actix-utils 2.0.0",
  "futures-channel",
  "futures-util",
  "log",
@@ -181,6 +267,24 @@ dependencies = [
  "socket2 0.3.19",
 ]
 
+[[package]]
+name = "actix-server"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0da34f8e659ea1b077bb4637948b815cd3768ad5a188fdcd74ff4d84240cd824"
+dependencies = [
+ "actix-rt 2.7.0",
+ "actix-service 2.0.2",
+ "actix-utils 3.0.0",
+ "futures-core",
+ "futures-util",
+ "mio 0.8.2",
+ "num_cpus",
+ "socket2 0.4.4",
+ "tokio 1.18.1",
+ "tracing",
+]
+
 [[package]]
 name = "actix-service"
 version = "1.0.6"
@@ -191,16 +295,27 @@ dependencies = [
  "pin-project 0.4.29",
 ]
 
+[[package]]
+name = "actix-service"
+version = "2.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3b894941f818cfdc7ccc4b9e60fa7e53b5042a2e8567270f9147d5591893373a"
+dependencies = [
+ "futures-core",
+ "paste",
+ "pin-project-lite 0.2.9",
+]
+
 [[package]]
 name = "actix-testing"
 version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "47239ca38799ab74ee6a8a94d1ce857014b2ac36f242f70f3f75a66f691e791c"
 dependencies = [
- "actix-macros",
- "actix-rt",
- "actix-server",
- "actix-service",
+ "actix-macros 0.1.3",
+ "actix-rt 1.1.1",
+ "actix-server 1.0.4",
+ "actix-service 1.0.6",
  "log",
  "socket2 0.3.19",
 ]
@@ -226,9 +341,9 @@ version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "24789b7d7361cf5503a504ebe1c10806896f61e96eca9a7350e23001aca715fb"
 dependencies = [
- "actix-codec",
- "actix-service",
- "actix-utils",
+ "actix-codec 0.3.0",
+ "actix-service 1.0.6",
+ "actix-utils 2.0.0",
  "futures-util",
 ]
 
@@ -238,9 +353,9 @@ version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2e9022dec56632d1d7979e59af14f0597a28a830a9c1c7fec8b2327eb9f16b5a"
 dependencies = [
- "actix-codec",
- "actix-rt",
- "actix-service",
+ "actix-codec 0.3.0",
+ "actix-rt 1.1.1",
+ "actix-service 1.0.6",
  "bitflags",
  "bytes 0.5.6",
  "either",
@@ -252,24 +367,34 @@ dependencies = [
  "slab",
 ]
 
+[[package]]
+name = "actix-utils"
+version = "3.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e491cbaac2e7fc788dfff99ff48ef317e23b3cf63dbaf7aaab6418f40f92aa94"
+dependencies = [
+ "local-waker",
+ "pin-project-lite 0.2.9",
+]
+
 [[package]]
 name = "actix-web"
 version = "3.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b6534a126df581caf443ba2751cab42092c89b3f1d06a9d829b1e17edfe3e277"
 dependencies = [
- "actix-codec",
- "actix-http",
- "actix-macros",
- "actix-router",
- "actix-rt",
- "actix-server",
- "actix-service",
+ "actix-codec 0.3.0",
+ "actix-http 2.2.2",
+ "actix-macros 0.1.3",
+ "actix-router 0.2.7",
+ "actix-rt 1.1.1",
+ "actix-server 1.0.4",
+ "actix-service 1.0.6",
  "actix-testing",
  "actix-threadpool",
  "actix-tls",
- "actix-utils",
- "actix-web-codegen",
+ "actix-utils 2.0.0",
+ "actix-web-codegen 0.4.0",
  "awc",
  "bytes 0.5.6",
  "derive_more",
@@ -286,11 +411,51 @@ dependencies = [
  "serde_json",
  "serde_urlencoded",
  "socket2 0.3.19",
- "time",
+ "time 0.2.27",
  "tinyvec",
  "url",
 ]
 
+[[package]]
+name = "actix-web"
+version = "4.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f4e5ebffd51d50df56a3ae0de0e59487340ca456f05dd0b90c0a7a6dd6a74d31"
+dependencies = [
+ "actix-codec 0.5.0",
+ "actix-http 3.0.4",
+ "actix-macros 0.2.3",
+ "actix-router 0.5.0",
+ "actix-rt 2.7.0",
+ "actix-server 2.1.1",
+ "actix-service 2.0.2",
+ "actix-utils 3.0.0",
+ "actix-web-codegen 4.0.0",
+ "ahash",
+ "bytes 1.1.0",
+ "bytestring",
+ "cfg-if 1.0.0",
+ "cookie 0.16.0",
+ "derive_more",
+ "encoding_rs",
+ "futures-core",
+ "futures-util",
+ "itoa 1.0.1",
+ "language-tags 0.3.2",
+ "log",
+ "mime",
+ "once_cell",
+ "pin-project-lite 0.2.9",
+ "regex",
+ "serde",
+ "serde_json",
+ "serde_urlencoded",
+ "smallvec",
+ "socket2 0.4.4",
+ "time 0.3.9",
+ "url",
+]
+
 [[package]]
 name = "actix-web-codegen"
 version = "0.4.0"
@@ -302,6 +467,18 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "actix-web-codegen"
+version = "4.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7525bedf54704abb1d469e88d7e7e9226df73778798a69cea5022d53b2ae91bc"
+dependencies = [
+ "actix-router 0.5.0",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "actix_derive"
 version = "0.5.0"
@@ -319,6 +496,17 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
+[[package]]
+name = "ahash"
+version = "0.7.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fcb51a0695d8f838b1ee009b3fbf66bda078cd64590202a864a8f3e8c4315c47"
+dependencies = [
+ "getrandom 0.2.6",
+ "once_cell",
+ "version_check",
+]
+
 [[package]]
 name = "aho-corasick"
 version = "0.7.18"
@@ -377,10 +565,10 @@ version = "2.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b381e490e7b0cfc37ebc54079b0413d8093ef43d14a4e4747083f7fa47a9e691"
 dependencies = [
- "actix-codec",
- "actix-http",
- "actix-rt",
- "actix-service",
+ "actix-codec 0.3.0",
+ "actix-http 2.2.2",
+ "actix-rt 1.1.1",
+ "actix-service 1.0.6",
  "base64",
  "bytes 0.5.6",
  "cfg-if 1.0.0",
@@ -517,6 +705,9 @@ name = "cc"
 version = "1.0.73"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2fff2a6927b3bb87f9595d67196a70493f627687a71d87a0d692242c33f58c11"
+dependencies = [
+ "jobserver",
+]
 
 [[package]]
 name = "cfg-if"
@@ -560,7 +751,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "03a5d7b21829bc7b4bf4754a978a241ae54ea55a40f92bb20216e54096f4b951"
 dependencies = [
  "percent-encoding",
- "time",
+ "time 0.2.27",
+ "version_check",
+]
+
+[[package]]
+name = "cookie"
+version = "0.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94d4706de1b0fa5b132270cddffa8585166037822e260a944fe161acd137ca05"
+dependencies = [
+ "percent-encoding",
+ "time 0.3.9",
  "version_check",
 ]
 
@@ -821,6 +1023,12 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4443176a9f2c162692bd3d352d745ef9413eec5782a80d8fd6f8a1ac692a07f7"
 
+[[package]]
+name = "firestorm"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4d3d6188b8804df28032815ea256b6955c9625c24da7525f387a7af02fbb8f01"
+
 [[package]]
 name = "flate2"
 version = "1.0.23"
@@ -1030,6 +1238,25 @@ dependencies = [
  "tracing-futures",
 ]
 
+[[package]]
+name = "h2"
+version = "0.3.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "37a82c6d637fc9515a4694bbf1cb2457b79d81ce52b3108bdeea58b07dd34a57"
+dependencies = [
+ "bytes 1.1.0",
+ "fnv",
+ "futures-core",
+ "futures-sink",
+ "futures-util",
+ "http",
+ "indexmap",
+ "slab",
+ "tokio 1.18.1",
+ "tokio-util 0.7.1",
+ "tracing",
+]
+
 [[package]]
 name = "half"
 version = "1.8.2"
@@ -1094,6 +1321,12 @@ version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "496ce29bb5a52785b44e0f7ca2847ae0bb839c9bd28f69acac9b99d461c0c04c"
 
+[[package]]
+name = "httpdate"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4a1e36c821dbe04574f602848a19f742f4fb3c98d40449f11bcad18d6b17421"
+
 [[package]]
 name = "humantime"
 version = "2.1.0"
@@ -1172,6 +1405,15 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1aab8fc367588b89dcee83ab0fd66b72b50b72fa1904d7095045ace2b0c81c35"
 
+[[package]]
+name = "jobserver"
+version = "0.1.24"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "af25a77299a7f711a01975c35a6a424eb6862092cc2d6c72c4ed6cbc56dfc1fa"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "js-sys"
 version = "0.3.57"
@@ -1197,6 +1439,12 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a91d884b6667cd606bb5a69aa0c99ba811a115fc68915e7056ec08a46e93199a"
 
+[[package]]
+name = "language-tags"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d4345964bb142484797b161f473a503a434de77149dd8c7427788c6e13379388"
+
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
@@ -1215,6 +1463,24 @@ version = "0.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fb9b38af92608140b86b693604b9ffcc5824240a484d1ecd4795bacb2fe88f3"
 
+[[package]]
+name = "local-channel"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7f303ec0e94c6c54447f84f3b0ef7af769858a9c4ef56ef2a986d3dcd4c3fc9c"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+ "futures-util",
+ "local-waker",
+]
+
+[[package]]
+name = "local-waker"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e34f76eb3611940e0e7d53a9aaa4e6a3151f69541a282fd0dad5571420c53ff1"
+
 [[package]]
 name = "lock_api"
 version = "0.4.7"
@@ -1249,8 +1515,8 @@ version = "1.0.0-alpha.0"
 dependencies = [
  "actix",
  "actix-cors",
- "actix-rt",
- "actix-web",
+ "actix-rt 1.1.1",
+ "actix-web 4.0.1",
  "cargo-husky",
  "criterion",
  "docopt",
@@ -1434,6 +1700,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "num_threads"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aba1801fb138d8e85e11d0fc70baf4fe1cdfffda7c6cd34a854905df588e5ed0"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "once_cell"
 version = "1.10.0"
@@ -1539,6 +1814,12 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "paste"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c520e05135d6e763148b6426a837e239041653ba7becd2e538c076c738025fc"
+
 [[package]]
 name = "percent-encoding"
 version = "2.1.0"
@@ -1722,7 +2003,7 @@ dependencies = [
  "postgres-protocol",
  "serde",
  "serde_json",
- "time",
+ "time 0.2.27",
  "uuid",
 ]
 
@@ -2067,6 +2348,17 @@ dependencies = [
  "opaque-debug",
 ]
 
+[[package]]
+name = "sha-1"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "028f48d513f9678cda28f6e4064755b3fbb2af6acd672f2c209b62323f7aea0f"
+dependencies = [
+ "cfg-if 1.0.0",
+ "cpufeatures",
+ "digest 0.10.3",
+]
+
 [[package]]
 name = "sha1"
 version = "0.6.1"
@@ -2299,11 +2591,23 @@ dependencies = [
  "libc",
  "standback",
  "stdweb",
- "time-macros",
+ "time-macros 0.1.1",
  "version_check",
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "time"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c2702e08a7a860f005826c6815dcac101b19b5eb330c27fe4a5928fec1d20ddd"
+dependencies = [
+ "itoa 1.0.1",
+ "libc",
+ "num_threads",
+ "time-macros 0.2.4",
+]
+
 [[package]]
 name = "time-macros"
 version = "0.1.1"
@@ -2314,6 +2618,12 @@ dependencies = [
  "time-macros-impl",
 ]
 
+[[package]]
+name = "time-macros"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "42657b1a6f4d817cda8e7a0ace261fe0cc946cf3a80314390b22cc61ae080792"
+
 [[package]]
 name = "time-macros-impl"
 version = "0.1.2"
@@ -2384,7 +2694,9 @@ dependencies = [
  "memchr",
  "mio 0.8.2",
  "once_cell",
+ "parking_lot 0.12.0",
  "pin-project-lite 0.2.9",
+ "signal-hook-registry",
  "socket2 0.4.4",
  "winapi 0.3.9",
 ]
@@ -2810,3 +3122,32 @@ checksum = "56c1936c4cc7a1c9ab21a1ebb602eb942ba868cbd44a99cb7cdc5892335e1c85"
 dependencies = [
  "linked-hash-map",
 ]
+
+[[package]]
+name = "zstd"
+version = "0.10.0+zstd.1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3b1365becbe415f3f0fcd024e2f7b45bacfb5bdd055f0dc113571394114e7bdd"
+dependencies = [
+ "zstd-safe",
+]
+
+[[package]]
+name = "zstd-safe"
+version = "4.1.4+zstd.1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2f7cd17c9af1a4d6c24beb1cc54b17e2ef7b593dc92f19e9d9acad8b182bbaee"
+dependencies = [
+ "libc",
+ "zstd-sys",
+]
+
+[[package]]
+name = "zstd-sys"
+version = "1.6.3+zstd.1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc49afa5c8d634e75761feda8c592051e7eeb4683ba827211eb0d731d3402ea8"
+dependencies = [
+ "cc",
+ "libc",
+]
diff --git a/Cargo.toml b/Cargo.toml
index 350f9d9b0..cf0a00a2d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,7 +19,7 @@ path = "src/bin/main.rs"
 actix = "0.10"
 actix-cors = "0.5"
 actix-rt = "1"
-actix-web = "3"
+actix-web = "4"
 docopt = "1"
 env_logger = "0.9"
 itertools = "0.10"