diff --git a/backend/Cargo.lock b/backend/Cargo.lock
index cd953d3..b1780c5 100644
--- a/backend/Cargo.lock
+++ b/backend/Cargo.lock
@@ -89,9 +89,9 @@ dependencies = [
 
 [[package]]
 name = "async-trait"
-version = "0.1.52"
+version = "0.1.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "061a7acccaa286c011ddc30970520b98fa40e00c9d644633fb26b5fc63a265e3"
+checksum = "96cf8829f67d2eab0b2dfa42c5d0ef737e0724e4a82b01b3e292456202b19716"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -189,9 +189,9 @@ dependencies = [
 
 [[package]]
 name = "bumpalo"
-version = "3.9.1"
+version = "3.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4a45a46ab1f2412e53d3a0ade76ffad2025804294569aae387231a0cd6e0899"
+checksum = "37ccbd214614c6783386c1af30caf03192f17891059cecc394b4fb119e363de3"
 
 [[package]]
 name = "byte-tools"
@@ -251,12 +251,6 @@ dependencies = [
  "generic-array 0.14.5",
 ]
 
-[[package]]
-name = "const-sha1"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fb58b6451e8c2a812ad979ed1d83378caa5e927eef2622017a45f251457c2c9d"
-
 [[package]]
 name = "cookie"
 version = "0.16.0"
@@ -411,9 +405,9 @@ checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
 
 [[package]]
 name = "encoding_rs"
-version = "0.8.30"
+version = "0.8.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7896dc8abb250ffdda33912550faa54c88ec8b998dec0b2c55ab224921ce11df"
+checksum = "9852635589dc9f9ea1b6fe9f05b50ef208c85c834a562f0c6abb1c475736ec2b"
 dependencies = [
  "cfg-if 1.0.0",
 ]
@@ -449,9 +443,9 @@ dependencies = [
 
 [[package]]
 name = "filetime"
-version = "0.2.15"
+version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "975ccf83d8d9d0d84682850a38c8169027be83368805971cc4f238c2b245bc98"
+checksum = "c0408e2626025178a6a7f7ffc05a25bc47103229f19c113755de7bf63816290c"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
@@ -610,11 +604,9 @@ dependencies = [
  "diesel_migrations",
  "futures",
  "jsonwebtoken",
- "local-ip-address",
  "password-hash",
  "rand_core",
  "rocket",
- "rocket_cors",
  "rocket_dyn_templates",
  "rocket_sync_db_pools",
  "serde",
@@ -656,9 +648,9 @@ dependencies = [
 
 [[package]]
 name = "getrandom"
-version = "0.2.5"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d39cd93900197114fa1fcb7ae84ca742095eed9442088988ae74fa744e930e77"
+checksum = "9be70c98951c83b8d2f8f60d7065fa6d5146873094452a1008da8c2f1e4205ad"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
@@ -683,9 +675,9 @@ checksum = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
 
 [[package]]
 name = "h2"
-version = "0.3.12"
+version = "0.3.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62eeb471aa3e3c9197aa4bfeabfe02982f6dc96f750486c0bb0009ac58b26d2b"
+checksum = "37a82c6d637fc9515a4694bbf1cb2457b79d81ce52b3108bdeea58b07dd34a57"
 dependencies = [
  "bytes",
  "fnv",
@@ -696,22 +688,22 @@ dependencies = [
  "indexmap",
  "slab",
  "tokio",
- "tokio-util 0.6.9",
+ "tokio-util 0.7.2",
  "tracing",
 ]
 
 [[package]]
 name = "handlebars"
-version = "4.2.2"
+version = "4.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "99d6a30320f094710245150395bc763ad23128d6a1ebbad7594dc4164b62c56b"
+checksum = "d113a9853e5accd30f43003560b5563ffbb007e3f325e8b103fa0d0029c6e6df"
 dependencies = [
  "log",
  "pest",
  "pest_derive",
- "quick-error",
  "serde",
  "serde_json",
+ "thiserror",
 ]
 
 [[package]]
@@ -755,9 +747,9 @@ dependencies = [
 
 [[package]]
 name = "http"
-version = "0.2.6"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "31f4c6746584866f0feabcc69893c5b51beef3831656a968ed7ae254cdc4fd03"
+checksum = "ff8670570af52249509a86f5e3e18a08c60b177071826898fde8997cf5f6bfbb"
 dependencies = [
  "bytes",
  "fnv",
@@ -766,9 +758,9 @@ dependencies = [
 
 [[package]]
 name = "http-body"
-version = "0.4.4"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ff4f84919677303da5f147645dbea6b1881f368d03ac84e1dc09031ebd7b2c6"
+checksum = "d5f38f16d184e36f2408a55281cd658ecbd3ca05cce6d6510a176eca393e26d1"
 dependencies = [
  "bytes",
  "http",
@@ -777,9 +769,9 @@ dependencies = [
 
 [[package]]
 name = "httparse"
-version = "1.6.0"
+version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9100414882e15fb7feccb4897e5f0ff0ff1ca7d1a86a23208ada4d7a18e6c6c4"
+checksum = "496ce29bb5a52785b44e0f7ca2847ae0bb839c9bd28f69acac9b99d461c0c04c"
 
 [[package]]
 name = "httpdate"
@@ -789,9 +781,9 @@ checksum = "c4a1e36c821dbe04574f602848a19f742f4fb3c98d40449f11bcad18d6b17421"
 
 [[package]]
 name = "hyper"
-version = "0.14.17"
+version = "0.14.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "043f0e083e9901b6cc658a77d1eb86f4fc650bbb977a4337dd63192826aa85dd"
+checksum = "42dc3c131584288d375f2d07f822b0cb012d8c6fb899a5b9fdb3cb7eb9b6004f"
 dependencies = [
  "bytes",
  "futures-channel",
@@ -830,9 +822,9 @@ checksum = "cb56e1aa765b4b4f3aadfab769793b7087bb03a4ea4920644a6d238e2df5b9ed"
 
 [[package]]
 name = "indexmap"
-version = "1.8.0"
+version = "1.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "282a6247722caba404c065016bbfa522806e51714c34f5dfc3e4a3a46fcb4223"
+checksum = "e6012d540c5baa3589337a98ce73408de9b5a25ec9fc2c6fd6be8f0d39e0ca5a"
 dependencies = [
  "autocfg",
  "hashbrown",
@@ -885,9 +877,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1aab8fc367588b89dcee83ab0fd66b72b50b72fa1904d7095045ace2b0c81c35"
+checksum = "112c678d4050afce233f4f2852bb2eb519230b3cf12f33585275537d7e41578d"
 
 [[package]]
 name = "js-sys"
@@ -936,46 +928,34 @@ checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 
 [[package]]
 name = "libc"
-version = "0.2.121"
+version = "0.2.126"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "efaa7b300f3b5fe8eb6bf21ce3895e1751d9665086af2d64b42f19701015ff4f"
-
-[[package]]
-name = "local-ip-address"
-version = "0.4.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b143c6ef86e36328caa40a7578e95d1544aca8a1740235fd2b416a69441a5c7"
-dependencies = [
- "libc",
- "memalloc",
- "neli",
- "thiserror",
- "windows",
-]
+checksum = "349d5a591cd28b49e1d1037471617a32ddcda5731b99419008085f72d5a53836"
 
 [[package]]
 name = "lock_api"
-version = "0.4.6"
+version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88943dd7ef4a2e5a4bfa2753aaab3013e34ce2533d1996fb18ef591e315e2b3b"
+checksum = "327fa5b6a6940e4699ec49a9beae1ea4845c6bab9314e4f84ac68742139d8c53"
 dependencies = [
+ "autocfg",
  "scopeguard",
 ]
 
 [[package]]
 name = "log"
-version = "0.4.14"
+version = "0.4.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "51b9bbe6c47d51fc3e1a9b945965946b4c44142ab8792c50835a980d362c2710"
+checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
 dependencies = [
  "cfg-if 1.0.0",
 ]
 
 [[package]]
 name = "loom"
-version = "0.5.4"
+version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "edc5c7d328e32cc4954e8e01193d7f0ef5ab257b5090b70a964e099a36034309"
+checksum = "ff50ecb28bb86013e935fb6683ab1f6d3a20016f123c76fd4c27470076ac30f5"
 dependencies = [
  "cfg-if 1.0.0",
  "generator",
@@ -1007,17 +987,11 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a3e378b66a060d48947b590737b30a1be76706c8dd7b8ba0f2fe3989c68a853f"
 
-[[package]]
-name = "memalloc"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df39d232f5c40b0891c10216992c2f250c054105cb1e56f0fc9032db6203ecc1"
-
 [[package]]
 name = "memchr"
-version = "2.4.1"
+version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "308cc39be01b73d0d18f82a0e7b2a3df85245f84af96fdddc5d202d27e47b86a"
+checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
 [[package]]
 name = "migrations_internals"
@@ -1059,7 +1033,7 @@ dependencies = [
  "kernel32-sys",
  "libc",
  "log",
- "miow 0.2.2",
+ "miow",
  "net2",
  "slab",
  "winapi 0.2.8",
@@ -1067,16 +1041,14 @@ dependencies = [
 
 [[package]]
 name = "mio"
-version = "0.8.2"
+version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52da4364ffb0e4fe33a9841a98a3f3014fb964045ce4f7a45a398243c8d6b0c9"
+checksum = "713d550d9b44d89174e066b7a6217ae06234c10cb47819a88290d2b353c31799"
 dependencies = [
  "libc",
  "log",
- "miow 0.3.7",
- "ntapi",
  "wasi 0.11.0+wasi-snapshot-preview1",
- "winapi 0.3.9",
+ "windows-sys",
 ]
 
 [[package]]
@@ -1103,15 +1075,6 @@ dependencies = [
  "ws2_32-sys",
 ]
 
-[[package]]
-name = "miow"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9f1c5b025cda876f66ef43a113f91ebc9f4ccef34843000e0adf6ebbab84e21"
-dependencies = [
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "multer"
 version = "2.0.2"
@@ -1126,22 +1089,12 @@ dependencies = [
  "log",
  "memchr",
  "mime",
- "spin 0.9.2",
+ "spin 0.9.3",
  "tokio",
- "tokio-util 0.6.9",
+ "tokio-util 0.6.10",
  "version_check",
 ]
 
-[[package]]
-name = "neli"
-version = "0.5.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9053554eb5dcb7e10d9cdab1206965bde870eed5d0d341532ca035e3ba221508"
-dependencies = [
- "byteorder",
- "libc",
-]
-
 [[package]]
 name = "net2"
 version = "0.2.37"
@@ -1180,15 +1133,6 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
-[[package]]
-name = "ntapi"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c28774a7fd2fbb4f0babd8237ce554b73af68021b5f695a3cebd6c59bac0980f"
-dependencies = [
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "num-bigint"
 version = "0.4.3"
@@ -1202,9 +1146,9 @@ dependencies = [
 
 [[package]]
 name = "num-integer"
-version = "0.1.44"
+version = "0.1.45"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d2cc698a63b549a70bc047073d2949cce27cd1c7b0a4a862d08a8031bc2801db"
+checksum = "225d3389fb3509a24c93f5c29eb6bde2586b98d9f016636dff58d7c6f7569cd9"
 dependencies = [
  "autocfg",
  "num-traits",
@@ -1212,9 +1156,9 @@ dependencies = [
 
 [[package]]
 name = "num-traits"
-version = "0.2.14"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a64b1ec5cda2586e284722486d802acf1f7dbdc623e2bfc57e65ca1cd099290"
+checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
 dependencies = [
  "autocfg",
 ]
@@ -1231,18 +1175,18 @@ dependencies = [
 
 [[package]]
 name = "num_threads"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aba1801fb138d8e85e11d0fc70baf4fe1cdfffda7c6cd34a854905df588e5ed0"
+checksum = "2819ce041d2ee131036f4fc9d6ae7ae125a3a40e97ba64d04fe799ad9dabbb44"
 dependencies = [
  "libc",
 ]
 
 [[package]]
 name = "once_cell"
-version = "1.10.0"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "87f3e037eac156d1775da914196f0f37741a274155e34a0b7e427c35d2a2ecb9"
+checksum = "7709cef83f0c1f58f666e746a08b21e0085f7440fa6a29cc194d68aac97a4225"
 
 [[package]]
 name = "opaque-debug"
@@ -1269,9 +1213,9 @@ dependencies = [
 
 [[package]]
 name = "parking_lot"
-version = "0.12.0"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "87f5ec2493a61ac0506c0f4199f99070cbe83857b0337006a30f3e6719b8ef58"
+checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
 dependencies = [
  "lock_api",
  "parking_lot_core 0.9.3",
@@ -1306,9 +1250,9 @@ dependencies = [
 
 [[package]]
 name = "password-hash"
-version = "0.4.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aa26fd5c3cd6e6bb83dd9c0cef40fbeb77d7596339ca46c18a6f66919bb07769"
+checksum = "e029e94abc8fb0065241c308f1ac6bc8d20f450e8f7c5f0b25cd9b8d526ba294"
 dependencies = [
  "base64ct",
  "rand_core",
@@ -1398,9 +1342,9 @@ dependencies = [
 
 [[package]]
 name = "pin-project-lite"
-version = "0.2.8"
+version = "0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e280fbe77cc62c91527259e9442153f4688736748d24660126286329742b4c6c"
+checksum = "e0a7ae3ac2f1173085d398531c705756c94a4c56843785df85a60c1a0afac116"
 
 [[package]]
 name = "pin-utils"
@@ -1461,11 +1405,11 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.36"
+version = "1.0.39"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7342d5883fbccae1cc37a2353b09c87c9b0f3afd73f5fb9bba687a1f733b029"
+checksum = "c54b25569025b7fc9651de43004ae593a75ad88543b17178aa5e1b9c4f15f56f"
 dependencies = [
- "unicode-xid",
+ "unicode-ident",
 ]
 
 [[package]]
@@ -1481,26 +1425,11 @@ dependencies = [
  "yansi",
 ]
 
-[[package]]
-name = "quick-error"
-version = "2.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a993555f31e5a609f617c12db6250dedcac1b0a85076912c436e6fc9b2c8e6a3"
-
-[[package]]
-name = "quickcheck"
-version = "1.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "588f6378e4dd99458b60ec275b4477add41ce4fa9f64dcba6f15adccb19b50d6"
-dependencies = [
- "rand",
-]
-
 [[package]]
 name = "quote"
-version = "1.0.16"
+version = "1.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4af2ec4714533fcdf07e886f17025ace8b997b9ce51204ee69b6da831c3da57"
+checksum = "a1feb54ed693b93a84e14094943b84b7c4eae204c512b7ccb95ab0c66d278ad1"
 dependencies = [
  "proc-macro2",
 ]
@@ -1548,27 +1477,27 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.2.11"
+version = "0.2.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8380fe0152551244f0747b1bf41737e0f8a74f97a14ccefd1148187271634f3c"
+checksum = "62f25bc4c7e55e0b0b7a1d43fb893f4fa1361d0abe38b9ce4f323c2adfe6ef42"
 dependencies = [
  "bitflags",
 ]
 
 [[package]]
 name = "ref-cast"
-version = "1.0.6"
+version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "300f2a835d808734ee295d45007adacb9ebb29dd3ae2424acfa17930cae541da"
+checksum = "685d58625b6c2b83e4cc88a27c4bf65adb7b6b16dbdc413e515c9405b47432ab"
 dependencies = [
  "ref-cast-impl",
 ]
 
 [[package]]
 name = "ref-cast-impl"
-version = "1.0.6"
+version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c38e3aecd2b21cb3959637b883bb3714bc7e43f0268b9a29d3743ee3e55cdd2"
+checksum = "a043824e29c94169374ac5183ac0ed43f5724dc4556b19568007486bd840fa1f"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1577,9 +1506,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.5.5"
+version = "1.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a11647b6b25ff05a515cb92c365cec08801e83423a235b51e231e1808747286"
+checksum = "d83f127d94bdbcda4c8cc2e50f6f84f4b611f69c902699ca385a39c3a75f9ff1"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -1597,9 +1526,9 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.25"
+version = "0.6.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f497285884f3fcff424ffc933e56d7cbca511def0c9831a7f9b5f6153e3cc89b"
+checksum = "49b3de9ec5dc0a3417da371aab17d729997c15010e7fd24ff707773a33bddb64"
 
 [[package]]
 name = "remove_dir_all"
@@ -1645,7 +1574,7 @@ dependencies = [
  "memchr",
  "multer",
  "num_cpus",
- "parking_lot 0.12.0",
+ "parking_lot 0.12.1",
  "pin-project-lite",
  "rand",
  "ref-cast",
@@ -1658,7 +1587,7 @@ dependencies = [
  "time 0.3.9",
  "tokio",
  "tokio-stream",
- "tokio-util 0.7.1",
+ "tokio-util 0.7.2",
  "ubyte",
  "version_check",
  "yansi",
@@ -1680,22 +1609,6 @@ dependencies = [
  "unicode-xid",
 ]
 
-[[package]]
-name = "rocket_cors"
-version = "0.6.0-alpha1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f5aa2c9cdb5dabbbf38bd4fb0038844cc47598399fed70fc938185679154793"
-dependencies = [
- "log",
- "regex",
- "rocket",
- "serde",
- "serde_derive",
- "unicase",
- "unicase_serde",
- "url",
-]
-
 [[package]]
 name = "rocket_dyn_templates"
 version = "0.1.0-rc.2"
@@ -1768,9 +1681,9 @@ checksum = "f2cc38e8fa666e2de3c4aba7edeb5ffc5246c1c2ed0e3d17e560aeeba736b23f"
 
 [[package]]
 name = "ryu"
-version = "1.0.9"
+version = "1.0.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "73b4b750c782965c211b42f022f59af1fbceabdd026623714f104152f1ec149f"
+checksum = "f3f6f92acf49d1b98f7a81226834412ada05458b7364277387724a237f062695"
 
 [[package]]
 name = "same-file"
@@ -1783,11 +1696,11 @@ dependencies = [
 
 [[package]]
 name = "scheduled-thread-pool"
-version = "0.2.5"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc6f74fd1204073fa02d5d5d68bec8021be4c38690b61264b2fdb48083d0e7d7"
+checksum = "977a7519bff143a44f842fd07e80ad1329295bd71686457f18e496736f4bf9bf"
 dependencies = [
- "parking_lot 0.11.2",
+ "parking_lot 0.12.1",
 ]
 
 [[package]]
@@ -1804,18 +1717,18 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "serde"
-version = "1.0.136"
+version = "1.0.137"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce31e24b01e1e524df96f1c2fdd054405f8d7376249a5110886fb4b658484789"
+checksum = "61ea8d54c77f8315140a05f4c7237403bf38b72704d031543aa1d16abbf517d1"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.136"
+version = "1.0.137"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08597e7152fcd306f41838ed3e37be9eaeed2b61c42e2117266a554fab4662f9"
+checksum = "1f26faba0c3959972377d3b2d306ee9f71faee9714294e41bb777f83f88578be"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1824,9 +1737,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.79"
+version = "1.0.81"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e8d9fa5c3b304765ce1fd9c4c8a3de2c8db365a5b91be52f186efc675681d95"
+checksum = "9b7ce2b32a1aed03c558dc61a5cd328f15aff2dbc17daad8fb8af04d2100e15c"
 dependencies = [
  "itoa",
  "ryu",
@@ -1876,9 +1789,9 @@ dependencies = [
 
 [[package]]
 name = "simple_asn1"
-version = "0.6.1"
+version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4a762b1c38b9b990c694b9c2f8abe3372ce6a9ceaae6bca39cfc46e054f45745"
+checksum = "adc4e5204eb1910f40f9cfa375f6f05b68c3abac4b6fd879c8ff5e7ae8a0a085"
 dependencies = [
  "num-bigint",
  "num-traits",
@@ -1888,9 +1801,9 @@ dependencies = [
 
 [[package]]
 name = "slab"
-version = "0.4.5"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9def91fd1e018fe007022791f865d0ccc9b3a0d5001e01aabb8b40e46000afb5"
+checksum = "eb703cfe953bccee95685111adeedb76fabe4e97549a58d16f03ea7b9367bb32"
 
 [[package]]
 name = "smallvec"
@@ -1916,9 +1829,9 @@ checksum = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
 
 [[package]]
 name = "spin"
-version = "0.9.2"
+version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "511254be0c5bcf062b019a6c89c01a664aa359ded62f78aa72c6fc137c0590e5"
+checksum = "c530c2b0d0bf8b69304b39fe2001993e267461948b890cd037d8ad4293fa1a0d"
 
 [[package]]
 name = "stable-pattern"
@@ -1946,13 +1859,13 @@ checksum = "6bdef32e8150c2a081110b42772ffe7d7c9032b606bc226c8260fd97e0976601"
 
 [[package]]
 name = "syn"
-version = "1.0.89"
+version = "1.0.96"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea297be220d52398dcc07ce15a209fce436d361735ac1db700cab3b6cdfb9f54"
+checksum = "0748dd251e24453cb8717f0354206b91557e4ec8703673a4b30208f2abaf1ebf"
 dependencies = [
  "proc-macro2",
  "quote",
- "unicode-xid",
+ "unicode-ident",
 ]
 
 [[package]]
@@ -1971,18 +1884,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.30"
+version = "1.0.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "854babe52e4df1653706b98fcfc05843010039b406875930a70e4d9644e5c417"
+checksum = "bd829fe32373d27f76265620b5309d0340cb8550f523c1dda251d6298069069a"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.30"
+version = "1.0.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aa32fd3f627f367fe16f893e2597ae3c05020f8bba2666a4e6ea73d377e5714b"
+checksum = "0396bc89e626244658bef819e22d0cc459e795a5ebe878e6ec336d1674a8d79a"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2018,7 +1931,6 @@ dependencies = [
  "itoa",
  "libc",
  "num_threads",
- "quickcheck",
  "time-macros",
 ]
 
@@ -2030,9 +1942,9 @@ checksum = "42657b1a6f4d817cda8e7a0ace261fe0cc946cf3a80314390b22cc61ae080792"
 
 [[package]]
 name = "tinyvec"
-version = "1.5.1"
+version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2c1c1d5a42b6245520c249549ec267180beaffcc0615401ac8e31853d4b6d8d2"
+checksum = "87cc5ceb3875bb20c2890005a4e226a4651264a5c75edb2421b52861a0a0cb50"
 dependencies = [
  "tinyvec_macros",
 ]
@@ -2045,14 +1957,14 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.17.0"
+version = "1.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2af73ac49756f3f7c01172e34a23e5d0216f6c32333757c2c61feb2bbff5a5ee"
+checksum = "0f392c8f16bda3456c0b00c6de39cb100449b98de55ac41c6cdd2bfcf53a1245"
 dependencies = [
  "bytes",
  "libc",
  "memchr",
- "mio 0.8.2",
+ "mio 0.8.3",
  "num_cpus",
  "once_cell",
  "pin-project-lite",
@@ -2086,9 +1998,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-util"
-version = "0.6.9"
+version = "0.6.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e99e1983e5d376cd8eb4b66604d2e99e79f5bd988c3055891dcd8c9e2604cc0"
+checksum = "36943ee01a6d67977dd3f84a5a1d2efeb4ada3a1ae771cadfaa535d9d9fc6507"
 dependencies = [
  "bytes",
  "futures-core",
@@ -2100,22 +2012,23 @@ dependencies = [
 
 [[package]]
 name = "tokio-util"
-version = "0.7.1"
+version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0edfdeb067411dba2044da6d1cb2df793dd35add7888d73c16e3381ded401764"
+checksum = "f988a1a1adc2fb21f9c12aa96441da33a1728193ae0b95d2be22dbd17fcb4e5c"
 dependencies = [
  "bytes",
  "futures-core",
  "futures-sink",
  "pin-project-lite",
  "tokio",
+ "tracing",
 ]
 
 [[package]]
 name = "toml"
-version = "0.5.8"
+version = "0.5.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a31142970826733df8241ef35dc040ef98c679ab14d7c3e54d827099b3acecaa"
+checksum = "8d82e1a7758622a465f8cee077614c73484dac5b836c02ff6a40d5d1010324d7"
 dependencies = [
  "serde",
 ]
@@ -2128,9 +2041,9 @@ checksum = "360dfd1d6d30e05fda32ace2c8c70e9c0a9da713275777f5a4dbb8a1893930c6"
 
 [[package]]
 name = "tracing"
-version = "0.1.32"
+version = "0.1.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4a1bdf54a7c28a2bbf701e1d2233f6c77f473486b94bee4f9678da5a148dca7f"
+checksum = "5d0ecdcb44a79f0fe9844f0c4f33a342cbcbb5117de8001e6ba0dc2351327d09"
 dependencies = [
  "cfg-if 1.0.0",
  "pin-project-lite",
@@ -2140,9 +2053,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-attributes"
-version = "0.1.20"
+version = "0.1.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e65ce065b4b5c53e73bb28912318cb8c9e9ad3921f1d669eb0e68b4c8143a2b"
+checksum = "cc6b8ad3567499f98a1db7a752b07a7c8c7c7c34c332ec00effb2b0027974b7c"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2151,9 +2064,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-core"
-version = "0.1.23"
+version = "0.1.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aa31669fa42c09c34d94d8165dd2012e8ff3c66aca50f3bb226b68f216f2706c"
+checksum = "f54c8ca710e81886d498c2fd3331b56c93aa248d49de2222ad2742247c60072f"
 dependencies = [
  "lazy_static",
  "valuable",
@@ -2161,9 +2074,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-log"
-version = "0.1.2"
+version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a6923477a48e41c1951f1999ef8bb5a3023eb723ceadafe78ffb65dc366761e3"
+checksum = "78ddad33d2d10b1ed7eb9d1f518a5674713876e97e5bb9b7345a7984fbb4f922"
 dependencies = [
  "lazy_static",
  "log",
@@ -2172,9 +2085,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-subscriber"
-version = "0.3.9"
+version = "0.3.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e0ab7bdc962035a87fba73f3acca9b8a8d0034c2e6f60b84aeaaddddc155dce"
+checksum = "4bc28f93baff38037f64e6f43d34cfa1605f27a49c34e8a04c5e78b0babf2596"
 dependencies = [
  "ansi_term",
  "lazy_static",
@@ -2202,9 +2115,9 @@ checksum = "dcf81ac59edc17cc8697ff311e8f5ef2d99fcbd9817b34cec66f90b6c3dfd987"
 
 [[package]]
 name = "ubyte"
-version = "0.10.1"
+version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "42756bb9e708855de2f8a98195643dff31a97f0485d90d8467b39dc24be9e8fe"
+checksum = "a58e29f263341a29bb79e14ad7fda5f63b1c7e48929bad4c685d7876b1d04e94"
 dependencies = [
  "serde",
 ]
@@ -2217,38 +2130,25 @@ checksum = "56dee185309b50d1f11bfedef0fe6d036842e3fb77413abef29f8f8d1c5d4c1c"
 
 [[package]]
 name = "uncased"
-version = "0.9.6"
+version = "0.9.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5baeed7327e25054889b9bd4f975f32e5f4c5d434042d59ab6cd4142c0a76ed0"
+checksum = "09b01702b0fd0b3fadcf98e098780badda8742d4f4a7676615cad90e8ac73622"
 dependencies = [
  "serde",
  "version_check",
 ]
 
-[[package]]
-name = "unicase"
-version = "2.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50f37be617794602aabbeee0be4f259dc1778fabe05e2d67ee8f79326d5cb4f6"
-dependencies = [
- "version_check",
-]
-
-[[package]]
-name = "unicase_serde"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ef53697679d874d69f3160af80bc28de12730a985d57bdf2b47456ccb8b11f1"
-dependencies = [
- "serde",
- "unicase",
-]
-
 [[package]]
 name = "unicode-bidi"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a01404663e3db436ed2746d9fefef640d868edae3cceb81c3b8d5732fda678f"
+checksum = "099b7128301d285f79ddd55b9a83d5e6b9e97c92e0ea0daebee7263e932de992"
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d22af068fba1eb5edcb4aea19d382b2a3deb4c8f9d475c589b6ada9e0fd493ee"
 
 [[package]]
 name = "unicode-normalization"
@@ -2261,9 +2161,9 @@ dependencies = [
 
 [[package]]
 name = "unicode-xid"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
+checksum = "957e51f3646910546462e67d5f7599b9e4fb8acdd304b087a6494730f9eebf04"
 
 [[package]]
 name = "universal-hash"
@@ -2305,9 +2205,9 @@ dependencies = [
 
 [[package]]
 name = "validator"
-version = "0.14.0"
+version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d0f08911ab0fee2c5009580f04615fa868898ee57de10692a45da0c3bcc3e5e"
+checksum = "f07b0a1390e01c0fc35ebb26b28ced33c9a3808f7f9fbe94d3cc01e233bfeed5"
 dependencies = [
  "idna",
  "lazy_static",
@@ -2317,14 +2217,13 @@ dependencies = [
  "serde_json",
  "url",
  "validator_derive",
- "validator_types",
 ]
 
 [[package]]
 name = "validator_derive"
-version = "0.14.0"
+version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d85135714dba11a1bd0b3eb1744169266f1a38977bf4e3ff5e2e1acb8c2b7eee"
+checksum = "ea7ed5e8cf2b6bdd64a6c4ce851da25388a89327b17b88424ceced6bd5017923"
 dependencies = [
  "if_chain",
  "lazy_static",
@@ -2338,9 +2237,9 @@ dependencies = [
 
 [[package]]
 name = "validator_types"
-version = "0.14.0"
+version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ded9d97e1d42327632f5f3bae6403c04886e2de3036261ef42deebd931a6a291"
+checksum = "d2ddf34293296847abfc1493b15c6e2f5d3cd19f57ad7d22673bf4c6278da329"
 dependencies = [
  "proc-macro2",
  "syn",
@@ -2504,17 +2403,6 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
-[[package]]
-name = "windows"
-version = "0.18.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "68088239696c06152844eadc03d262f088932cce50c67e4ace86e19d95e976fe"
-dependencies = [
- "const-sha1",
- "windows_gen",
- "windows_macros",
-]
-
 [[package]]
 name = "windows-sys"
 version = "0.36.1"
@@ -2534,12 +2422,6 @@ version = "0.36.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9bb8c3fd39ade2d67e9874ac4f3db21f0d710bee00fe7cab16949ec184eeaa47"
 
-[[package]]
-name = "windows_gen"
-version = "0.18.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf583322dc423ee021035b358e535015f7fd163058a31e2d37b99a939141121d"
-
 [[package]]
 name = "windows_i686_gnu"
 version = "0.36.1"
@@ -2552,16 +2434,6 @@ version = "0.36.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e2e7917148b2812d1eeafaeb22a97e4813dfa60a3f8f78ebe204bcc88f12f024"
 
-[[package]]
-name = "windows_macros"
-version = "0.18.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "58acfb8832e9f707f8997bd161e537a1c1f603e60a5bd9c3cf53484fdcc998f3"
-dependencies = [
- "syn",
- "windows_gen",
-]
-
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.36.1"
@@ -2586,6 +2458,6 @@ dependencies = [
 
 [[package]]
 name = "yansi"
-version = "0.5.0"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9fc79f4a1e39857fc00c3f662cbf2651c771f00e9c15fe2abc341806bd46bd71"
+checksum = "09041cd90cf85f7f8b2df60c646f853b7f535ce68f85244eb6731cf89fa498ec"
diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index 8d7c32d..36f4224 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -9,18 +9,16 @@ edition = "2018"
 [dependencies]
 rocket = { version = "0.5.0-rc.2", features = ["default", "json"] }
 rocket_sync_db_pools = { version = "0.1.0-rc.2", features =  ["diesel_postgres_pool"] }
+rocket_dyn_templates = { version = "0.1.0-rc.2", features = ["handlebars"] }
 diesel = {version = "1.4.8", features = ["uuidv07", "r2d2", "postgres"]}
 diesel_migrations = "1.4.0"
-rocket_dyn_templates = { version = "0.1.0-rc.2", features = ["handlebars"] }
+diesel-derive-enum = { version = "1.1", features = ["postgres"] }
 chrono = "0.4.19"
 serde = "1.0.136"
 password-hash = "0.4"
 argon2 = "0.4"
 rand_core = { version = "0.6", features = ["std"] }
-diesel-derive-enum = { version = "1.1", features = ["postgres"] }
 jsonwebtoken = "8.1"
-validator = { version = "0.14", features = ["derive"] }
-rocket_cors = "0.6.0-alpha1"
-local-ip-address = "0.4"
+validator = { version = "0.15", features = ["derive"] }
 uuid = { version = "0.8.2", features = ["v4", "serde"] }
 futures = "0.3.21"
\ No newline at end of file
diff --git a/backend/src/api.rs b/backend/src/api.rs
index f0529a1..10c19a8 100644
--- a/backend/src/api.rs
+++ b/backend/src/api.rs
@@ -21,19 +21,25 @@ pub enum ApiResponseVariant {
     Value(Value),
 }
 
+#[derive(Serialize, Deserialize, Debug)]
+pub enum ApiData {
+    #[serde(rename = "user")]
+    User(UserWithToken),
+    #[serde(rename = "gamenights")]
+    Gamenights(Vec<GamenightOutput>),
+    #[serde(rename = "gamenight")]
+    Gamenight(GamenightOutput),
+    #[serde(rename = "games")]
+    Games(Vec<Game>),
+}
+
 #[derive(Serialize, Deserialize, Debug)]
 struct ApiResponse {
     result: Cow<'static, str>,
     #[serde(skip_serializing_if = "Option::is_none")]
     message: Option<Cow<'static, str>>,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    user: Option<UserWithToken>,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    gamenights: Option<Vec<GamenightOutput>>,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    gamenight: Option<GamenightOutput>,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    games: Option<Vec<Game>>,
+    #[serde(flatten, skip_serializing_if = "Option::is_none")]
+    data: Option<ApiData>,
 }
 
 impl ApiResponse {
@@ -43,20 +49,14 @@ impl ApiResponse {
     const SUCCES: Self = Self {
         result: Self::SUCCES_RESULT,
         message: None,
-        user: None,
-        gamenights: None,
-        gamenight: None,
-        games: None,
+        data: None,
     };
 
     fn error(message: String) -> Self {
         Self {
             result: Self::FAILURE_RESULT,
             message: Some(Cow::Owned(message)),
-            user: None,
-            gamenights: None,
-            gamenight: None,
-            games: None,
+            data: None,
         }
     }
 
@@ -64,13 +64,10 @@ impl ApiResponse {
         Self {
             result: Self::SUCCES_RESULT,
             message: None,
-            user: Some(UserWithToken {
+            data: Some(ApiData::User(UserWithToken {
                 user: user,
                 jwt: jwt,
-            }),
-            gamenights: None,
-            gamenight: None,
-            games: None,
+            })),
         }
     }
 
@@ -78,21 +75,15 @@ impl ApiResponse {
         Self {
             result: Self::SUCCES_RESULT,
             message: None,
-            user: None,
-            gamenights: Some(gamenights),
-            gamenight: None,
-            games: None,
+            data: Some(ApiData::Gamenights(gamenights)),
         }
     }
-    
+
     fn gamenight_response(gamenight: GamenightOutput) -> Self {
         Self {
             result: Self::SUCCES_RESULT,
             message: None,
-            user: None,
-            gamenights: None,
-            gamenight: Some(gamenight),
-            games: None,
+            data: Some(ApiData::Gamenight(gamenight)),
         }
     }
 
@@ -100,10 +91,7 @@ impl ApiResponse {
         Self {
             result: Self::SUCCES_RESULT,
             message: None,
-            user: None,
-            gamenights: None,
-            gamenight: None,
-            games: Some(games),
+            data: Some(ApiData::Games(games)),
         }
     }
 }
@@ -160,35 +148,44 @@ pub struct GamenightOutput {
 
 #[derive(Debug, Serialize, Deserialize)]
 pub struct GamenightUpdate {
-    action: String
+    action: String,
 }
 
-#[patch("/gamenights/<gamenight_id>", format = "application/json", data = "<patch_json>")]
-pub async fn patch_gamenight(conn: DbConn, user: User, gamenight_id: String, patch_json: Json<GamenightUpdate>) -> ApiResponseVariant {
+#[patch(
+    "/gamenights/<gamenight_id>",
+    format = "application/json",
+    data = "<patch_json>"
+)]
+pub async fn patch_gamenight(
+    conn: DbConn,
+    user: User,
+    gamenight_id: String,
+    patch_json: Json<GamenightUpdate>,
+) -> ApiResponseVariant {
     let uuid = Uuid::parse_str(&gamenight_id).unwrap();
     let patch = patch_json.into_inner();
     match patch.action.as_str() {
         "RemoveParticipant" => {
             let entry = GamenightParticipantsEntry {
                 gamenight_id: uuid,
-                user_id: user.id
+                user_id: user.id,
             };
             match remove_participant(&conn, entry).await {
                 Ok(_) => ApiResponseVariant::Value(json!(ApiResponse::SUCCES)),
-                Err(err) => ApiResponseVariant::Value(json!(ApiResponse::error(err.to_string())))
+                Err(err) => ApiResponseVariant::Value(json!(ApiResponse::error(err.to_string()))),
             }
         }
         "AddParticipant" => {
             let entry = GamenightParticipantsEntry {
                 gamenight_id: uuid,
-                user_id: user.id
+                user_id: user.id,
             };
             match add_participant(&conn, entry).await {
                 Ok(_) => ApiResponseVariant::Value(json!(ApiResponse::SUCCES)),
-                Err(err) => ApiResponseVariant::Value(json!(ApiResponse::error(err.to_string())))
+                Err(err) => ApiResponseVariant::Value(json!(ApiResponse::error(err.to_string()))),
             }
         }
-        _ => ApiResponseVariant::Value(json!(ApiResponse::SUCCES))
+        _ => ApiResponseVariant::Value(json!(ApiResponse::SUCCES)),
     }
 }
 
@@ -210,9 +207,9 @@ pub async fn gamenight(conn: DbConn, _user: User, gamenight_id: String) -> ApiRe
     let gamenight_output = GamenightOutput {
         gamenight: gamenight,
         game_list: games,
-        participants: participants
+        participants: participants,
     };
-    return ApiResponseVariant::Value(json!(ApiResponse::gamenight_response(gamenight_output)))
+    return ApiResponseVariant::Value(json!(ApiResponse::gamenight_response(gamenight_output)));
 }
 
 #[get("/gamenights")]
diff --git a/backend/src/main.rs b/backend/src/main.rs
index 26c47dc..cf809a2 100644
--- a/backend/src/main.rs
+++ b/backend/src/main.rs
@@ -43,9 +43,9 @@ async fn rocket() -> _ {
     let rocket = rocket::custom(figment)
         .attach(schema::DbConn::fairing())
         .attach(Template::fairing())
+        .attach(site::CORS)
         .attach(AdHoc::on_ignite("Run Migrations", schema::run_migrations))
         .attach(AdHoc::config::<AppConfig>())
-        .attach(site::make_cors())
         .mount("/", routes![site::index, site::files])
         .mount(
             "/api",
diff --git a/backend/src/schema/gamenight.rs b/backend/src/schema/gamenight.rs
index fc7a4c6..b307fb5 100644
--- a/backend/src/schema/gamenight.rs
+++ b/backend/src/schema/gamenight.rs
@@ -204,12 +204,6 @@ pub async fn add_participant(
         .await?)
 }
 
-impl From<GamenightParticipantsEntry> for (Uuid, Uuid) {
-    fn from(entry: GamenightParticipantsEntry) -> Self {
-        (entry.gamenight_id, entry.user_id)
-    }
-}
-
 pub async fn remove_participant(
     conn: &DbConn,
     participant: GamenightParticipantsEntry,
diff --git a/backend/src/site.rs b/backend/src/site.rs
index 0d8193d..9ce5fef 100644
--- a/backend/src/site.rs
+++ b/backend/src/site.rs
@@ -1,32 +1,32 @@
-use local_ip_address::local_ip;
 use rocket::fs::NamedFile;
-use rocket::http::Method;
-use rocket_cors::{AllowedHeaders, AllowedOrigins, Cors, CorsOptions};
+use rocket::{
+    fairing::{Fairing, Info, Kind},
+    http::Header,
+    Request, Response,
+};
 use std::io;
 use std::path::{Path, PathBuf};
 
-pub fn make_cors() -> Cors {
-    let allowed_origins = AllowedOrigins::some_exact(&[
-        "http://localhost:3000",
-        "http://127.0.0.1:3000",
-        &format!("http://{}:8000", local_ip().unwrap())[..],
-        "http://localhost:8000",
-        "http://0.0.0.0:8000",
-    ]);
+pub struct CORS;
 
-    CorsOptions {
-        allowed_origins,
-        allowed_methods: vec![Method::Get].into_iter().map(From::from).collect(), // 1.
-        allowed_headers: AllowedHeaders::some(&[
-            "Authorization",
-            "Accept",
-            "Access-Control-Allow-Origin",
-        ]),
-        allow_credentials: true,
-        ..Default::default()
+#[rocket::async_trait]
+impl Fairing for CORS {
+    fn info(&self) -> Info {
+        Info {
+            name: "Attaching CORS headers to responses",
+            kind: Kind::Response,
+        }
+    }
+
+    async fn on_response<'r>(&self, _request: &'r Request<'_>, response: &mut Response<'r>) {
+        response.set_header(Header::new("Access-Control-Allow-Origin", "*"));
+        response.set_header(Header::new(
+            "Access-Control-Allow-Methods",
+            "POST, GET, PATCH, OPTIONS",
+        ));
+        response.set_header(Header::new("Access-Control-Allow-Headers", "*"));
+        response.set_header(Header::new("Access-Control-Allow-Credentials", "true"));
     }
-    .to_cors()
-    .expect("error while building CORS")
 }
 
 #[get("/<file..>", rank = 10)]
diff --git a/frontend/src/App.js b/frontend/src/App.js
index f48c64e..248c75d 100644
--- a/frontend/src/App.js
+++ b/frontend/src/App.js
@@ -17,9 +17,6 @@ function App() {
   const [games, setGames] = useState([]);
   const [activeGamenightId, setActiveGamenightId] = useState(null);
 
-  const POST_HEADER = {'Content-Type': 'application/json'};
-  const AUTH_HEADER = {'Authorization': `Bearer ${user?.jwt}`};
-
   const handleLogin = (input) => {
     unpack_api_result(login(input), setFlashData)
       .then(result => {