From e4c39ba83b0b0e4a90774f16da781a0b09b86a08 Mon Sep 17 00:00:00 2001
From: Lloyd <lloyd.williams1062@gmail.com>
Date: Tue, 2 Sep 2025 02:19:56 +1000
Subject: [PATCH] =?UTF-8?q?=F0=9F=99=83?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 backend/Cargo.lock      | 1157 ++++++++-------------------------------
 backend/Cargo.toml      |    5 +-
 backend/src/main.rs     |  120 ++--
 frontend/src/App.svelte |   12 +-
 4 files changed, 325 insertions(+), 969 deletions(-)

diff --git a/backend/Cargo.lock b/backend/Cargo.lock
index 9cfaeee..f2d210b 100644
--- a/backend/Cargo.lock
+++ b/backend/Cargo.lock
@@ -3,45 +3,35 @@
 version = 4
 
 [[package]]
-name = "autocfg"
-version = "0.1.8"
+name = "addr2line"
+version = "0.24.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0dde43e75fd43e8a1bf86103336bc699aa8d17ad1be60c76c0bdfd4828e19b78"
+checksum = "dfbe277e56a376000877090da837660b4427aad530e3028d44e0bffe4f89a1c1"
 dependencies = [
- "autocfg 1.5.0",
+ "gimli",
 ]
 
 [[package]]
-name = "autocfg"
-version = "1.5.0"
+name = "adler2"
+version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
+checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
 
 [[package]]
-name = "base64"
-version = "0.9.3"
+name = "backtrace"
+version = "0.3.75"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "489d6c0ed21b11d038c31b6ceccca973e65d73ba3bd8ecb9a2babf5546164643"
+checksum = "6806a6321ec58106fea15becdad98371e28d92ccbc7c8f1b3b6dd724fe8f1002"
 dependencies = [
- "byteorder",
- "safemem",
+ "addr2line",
+ "cfg-if",
+ "libc",
+ "miniz_oxide",
+ "object",
+ "rustc-demangle",
+ "windows-targets",
 ]
 
-[[package]]
-name = "base64"
-version = "0.10.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b25d992356d2eb0ed82172f5248873db5560c4721f564b13cb5193bda5e668e"
-dependencies = [
- "byteorder",
-]
-
-[[package]]
-name = "bitflags"
-version = "1.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
-
 [[package]]
 name = "bitflags"
 version = "2.9.3"
@@ -50,61 +40,18 @@ checksum = "34efbcccd345379ca2868b2b2c9d3782e9cc58ba87bc7d79d5b53d9c9ae6f25d"
 
 [[package]]
 name = "block-buffer"
-version = "0.7.3"
+version = "0.10.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c0940dc441f31689269e10ac70eb1002a3a1d3ad1390e030043662eb7fe4688b"
+checksum = "3078c7629b62d3f0439517fa394996acacc5cbc91c5a20d8c658e77abd503a71"
 dependencies = [
- "block-padding",
- "byte-tools",
- "byteorder",
  "generic-array",
 ]
 
-[[package]]
-name = "block-padding"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa79dedbb091f449f1f39e53edf88d5dbe95f895dae6135a8d7b881fb5af73f5"
-dependencies = [
- "byte-tools",
-]
-
-[[package]]
-name = "byte-tools"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7"
-
-[[package]]
-name = "byteorder"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
-
 [[package]]
 name = "bytes"
-version = "0.4.12"
+version = "1.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "206fdffcfa2df7cbe15601ef46c813fce0965eb3286db6b56c583b814b51c81c"
-dependencies = [
- "byteorder",
- "iovec",
-]
-
-[[package]]
-name = "cc"
-version = "1.2.34"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "42bc4aea80032b7bf409b0bc7ccad88853858911b7713a8062fdc0623867bedc"
-dependencies = [
- "shlex",
-]
-
-[[package]]
-name = "cfg-if"
-version = "0.1.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
+checksum = "d71b6127be86fdcfddb610f7182ac57211d4b18a3e9c82eb2d17662f2227ad6a"
 
 [[package]]
 name = "cfg-if"
@@ -113,72 +60,40 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2fd1289c04a9ea8cb22300a459a72a385d7c73d3259e2ed7dcb2af674838cfa9"
 
 [[package]]
-name = "cloudabi"
-version = "0.0.3"
+name = "cpufeatures"
+version = "0.2.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
+checksum = "59ed5838eebb26a2bb2e58f6d5b5316989ae9d08bab10e0e6d103e656d1b0280"
 dependencies = [
- "bitflags 1.3.2",
-]
-
-[[package]]
-name = "core-foundation"
-version = "0.9.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91e195e091a93c46f7102ec7818a2aa394e1e1771c3ab4825963fa03e45afb8f"
-dependencies = [
- "core-foundation-sys",
  "libc",
 ]
 
 [[package]]
-name = "core-foundation-sys"
-version = "0.8.7"
+name = "crypto-common"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "773648b94d0e5d620f64f280777445740e61fe701025087ec8b57f45c791888b"
+checksum = "1bfb12502f3fc46cca1bb51ac28df9d618d813cdc3d2f25b9fe775a34af26bb3"
+dependencies = [
+ "generic-array",
+ "typenum",
+]
 
 [[package]]
-name = "crossbeam-utils"
-version = "0.7.2"
+name = "data-encoding"
+version = "2.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c3c7c73a2d1e9fc0886a08b93e98eb643461230d5f1925e4036204d5f2e261a8"
-dependencies = [
- "autocfg 1.5.0",
- "cfg-if 0.1.10",
- "lazy_static",
-]
+checksum = "2a2330da5de22e8a3cb63252ce2abb30116bf5265e89c0e01bc17015ce30a476"
 
 [[package]]
 name = "digest"
-version = "0.8.1"
+version = "0.10.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3d0c8c8752312f9713efd397ff63acb9f85585afbf179282e720e7704954dd5"
+checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
 dependencies = [
- "generic-array",
+ "block-buffer",
+ "crypto-common",
 ]
 
-[[package]]
-name = "errno"
-version = "0.3.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "778e2ac28f6c47af28e4907f13ffd1e1ddbd400980a9abd7c8df189bf578a5ad"
-dependencies = [
- "libc",
- "windows-sys 0.60.2",
-]
-
-[[package]]
-name = "fake-simd"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
-
-[[package]]
-name = "fastrand"
-version = "2.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37909eebbb50d72f9059c3b6d82c0463f2ff062c9e95845c43a6c9c0355411be"
-
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -186,55 +101,57 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
 [[package]]
-name = "foreign-types"
-version = "0.3.2"
+name = "futures-core"
+version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6f339eb8adc052cd2ca78910fda869aefa38d22d5cb648e6485e4d3fc06f3b1"
+checksum = "05f29059c0c2090612e8d742178b0580d2dc940c837851ad723096f87af6663e"
+
+[[package]]
+name = "futures-macro"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "162ee34ebcb7c64a8abebc059ce0fee27c2262618d7b60ed8faf72fef13c3650"
 dependencies = [
- "foreign-types-shared",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
-name = "foreign-types-shared"
-version = "0.1.1"
+name = "futures-sink"
+version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
+checksum = "e575fab7d1e0dcb8d0c7bcf9a63ee213816ab51902e6d244a95819acacf1d4f7"
 
 [[package]]
-name = "fuchsia-cprng"
-version = "0.1.1"
+name = "futures-task"
+version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a06f77d526c1a601b7c4cdd98f54b5eaabffc14d5f2f0296febdc7f357c6d3ba"
+checksum = "f90f7dce0722e95104fcb095585910c0977252f286e354b5e3bd38902cd99988"
 
 [[package]]
-name = "fuchsia-zircon"
-version = "0.3.3"
+name = "futures-util"
+version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
+checksum = "9fa08315bb612088cc391249efdc3bc77536f16c91f6cf495e6fbe85b20a4a81"
 dependencies = [
- "bitflags 1.3.2",
- "fuchsia-zircon-sys",
+ "futures-core",
+ "futures-macro",
+ "futures-sink",
+ "futures-task",
+ "pin-project-lite",
+ "pin-utils",
+ "slab",
 ]
 
-[[package]]
-name = "fuchsia-zircon-sys"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
-
-[[package]]
-name = "futures"
-version = "0.1.31"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3a471a38ef8ed83cd6e40aa59c1ffe17db6855c18e3604d9c4ed8c08ebc28678"
-
 [[package]]
 name = "generic-array"
-version = "0.12.4"
+version = "0.14.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ffdf9f34f1447443d37393cc6c2b8313aebddcd96906caf34e54c68d8e57d7bd"
+checksum = "85649ca51fd72272d7821adaf274ad91c288277713d9c18820d8499a7ff69e9a"
 dependencies = [
  "typenum",
+ "version_check",
 ]
 
 [[package]]
@@ -243,17 +160,28 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "26145e563e54f2cadc477553f1ec5ee650b00862f0a58bcd12cbdc5f0ea2d2f4"
 dependencies = [
- "cfg-if 1.0.3",
+ "cfg-if",
  "libc",
  "r-efi",
  "wasi 0.14.3+wasi-0.2.4",
 ]
 
 [[package]]
-name = "hermit-abi"
-version = "0.5.2"
+name = "gimli"
+version = "0.31.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc0fef456e4baa96da950455cd02c081ca953b141298e41db3fc7e36b1da849c"
+checksum = "07e28edb80900c19c28f1072f2e8aeca7fa06b23cd4169cefe1af5aa3260783f"
+
+[[package]]
+name = "http"
+version = "1.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f4a85d31aea989eead29a3aaf9e1115a180df8282431156e533de47660892565"
+dependencies = [
+ "bytes",
+ "fnv",
+ "itoa",
+]
 
 [[package]]
 name = "httparse"
@@ -262,71 +190,30 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6dbf3de79e51f3d586ab4cb9d5c3e2c14aa28ed23d180cf89b4df0454a69cc87"
 
 [[package]]
-name = "hyper"
-version = "0.10.16"
+name = "io-uring"
+version = "0.7.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a0652d9a2609a968c14be1a9ea00bf4b1d64e2e1f53a1b51b6fff3a6e829273"
-dependencies = [
- "base64 0.9.3",
- "httparse",
- "language-tags",
- "log 0.3.9",
- "mime",
- "num_cpus",
- "time",
- "traitobject",
- "typeable",
- "unicase",
- "url",
-]
-
-[[package]]
-name = "idna"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38f09e0f0b1fb55fdee1f17470ad800da77af5186a1a76c026b679358b7e844e"
-dependencies = [
- "matches",
- "unicode-bidi",
- "unicode-normalization",
-]
-
-[[package]]
-name = "iovec"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
+checksum = "046fa2d4d00aea763528b4950358d0ead425372445dc8ff86312b3c69ff7727b"
 dependencies = [
+ "bitflags",
+ "cfg-if",
  "libc",
 ]
 
 [[package]]
-name = "kernel32-sys"
-version = "0.2.2"
+name = "itoa"
+version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
-dependencies = [
- "winapi 0.2.8",
- "winapi-build",
-]
-
-[[package]]
-name = "language-tags"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a91d884b6667cd606bb5a69aa0c99ba811a115fc68915e7056ec08a46e93199a"
-
-[[package]]
-name = "lazy_static"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
+checksum = "4a5f13b858c8d314ee3e8f639011f7ccefe71f97f96e50151fb991f267928e2c"
 
 [[package]]
 name = "lead"
 version = "0.1.0"
 dependencies = [
- "websocket",
+ "futures-util",
+ "log",
+ "tokio",
+ "tokio-tungstenite",
 ]
 
 [[package]]
@@ -335,30 +222,6 @@ version = "0.2.175"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a82ae493e598baaea5209805c49bbf2ea7de956d50d7da0da1164f9c6d28543"
 
-[[package]]
-name = "linux-raw-sys"
-version = "0.9.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd945864f07fe9f5371a27ad7b52a172b4b499999f1d97574c9fa68373937e12"
-
-[[package]]
-name = "lock_api"
-version = "0.3.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c4da24a77a3d8a6d4862d95f72e6fdb9c09a643ecdb402d754004a557f2bec75"
-dependencies = [
- "scopeguard",
-]
-
-[[package]]
-name = "log"
-version = "0.3.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e19e8d5c34a3e0e2223db8e060f9e8264aeeb5c5fc64a4ee9965c062211c024b"
-dependencies = [
- "log 0.4.27",
-]
-
 [[package]]
 name = "log"
 version = "0.4.27"
@@ -366,189 +229,61 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "13dc2df351e3202783a1fe0d44375f7295ffb4049267b0f3018346dc122a1d94"
 
 [[package]]
-name = "matches"
-version = "0.1.10"
+name = "memchr"
+version = "2.7.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2532096657941c2fea9c289d370a250971c689d4f143798ff67113ec042024a5"
+checksum = "32a282da65faaf38286cf3be983213fcf1d2e2a58700e808f83f4ea9a4804bc0"
 
 [[package]]
-name = "maybe-uninit"
-version = "2.0.0"
+name = "miniz_oxide"
+version = "0.8.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60302e4db3a61da70c0cb7991976248362f30319e88850c487b9b95bbf059e00"
-
-[[package]]
-name = "mime"
-version = "0.2.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba626b8a6de5da682e1caa06bdb42a335aee5a84db8e5046a3e8ab17ba0a3ae0"
+checksum = "1fa76a2c86f704bdb222d66965fb3d63269ce38518b83cb0575fca855ebb6316"
 dependencies = [
- "log 0.3.9",
+ "adler2",
 ]
 
 [[package]]
 name = "mio"
-version = "0.6.23"
+version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4afd66f5b91bf2a3bc13fad0e21caedac168ca4c707504e75585648ae80e4cc4"
-dependencies = [
- "cfg-if 0.1.10",
- "fuchsia-zircon",
- "fuchsia-zircon-sys",
- "iovec",
- "kernel32-sys",
- "libc",
- "log 0.4.27",
- "miow",
- "net2",
- "slab",
- "winapi 0.2.8",
-]
-
-[[package]]
-name = "miow"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ebd808424166322d4a38da87083bfddd3ac4c131334ed55856112eb06d46944d"
-dependencies = [
- "kernel32-sys",
- "net2",
- "winapi 0.2.8",
- "ws2_32-sys",
-]
-
-[[package]]
-name = "native-tls"
-version = "0.2.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "87de3442987e9dbec73158d5c715e7ad9072fda936bb03d19d7fa10e00520f0e"
+checksum = "78bed444cc8a2160f01cbcf811ef18cac863ad68ae8ca62092e8db51d51c761c"
 dependencies = [
  "libc",
- "log 0.4.27",
- "openssl",
- "openssl-probe",
- "openssl-sys",
- "schannel",
- "security-framework",
- "security-framework-sys",
- "tempfile",
+ "wasi 0.11.1+wasi-snapshot-preview1",
+ "windows-sys",
 ]
 
 [[package]]
-name = "net2"
-version = "0.2.39"
+name = "object"
+version = "0.36.7"
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 checksum = "1dccffe3ce07af9386bfd29e80c0ab1a8205a2fc34e4bcd40364df902cfa8f3f"
 
-[[package]]
-name = "unicase"
-version = "1.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f4765f83163b74f957c797ad9253caf97f103fb064d3999aea9568d09fc8a33"
-dependencies = [
- "version_check",
-]
-
-[[package]]
-name = "unicode-bidi"
-version = "0.3.18"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c1cb5db39152898a79168971543b1cb5020dff7fe43c8dc468b0885f5e29df5"
-
 [[package]]
 name = "unicode-ident"
 version = "1.0.18"
@@ -984,42 +472,22 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a5f39404a5da50712a4c1eecf25e90dd62b613502b7e925fd4e4d19b5c96512"
 
 [[package]]
-name = "unicode-normalization"
-version = "0.1.24"
+name = "utf-8"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5033c97c4262335cded6d6fc3e5c18ab755e1a3dc96376350f3d8e9f009ad956"
-dependencies = [
- "tinyvec",
-]
-
-[[package]]
-name = "url"
-version = "1.7.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd4e7c0d531266369519a4aa4f399d748bd37043b00bde1e4ff1f60a120b355a"
-dependencies = [
- "idna",
- "matches",
- "percent-encoding",
-]
-
-[[package]]
-name = "vcpkg"
-version = "0.2.15"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
+checksum = "09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9"
 
 [[package]]
 name = "version_check"
-version = "0.1.5"
+version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "914b1a6776c4c929a602fafd8bc742e06365d4bcbe48c30f9cca5824f70dc9dd"
+checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 
 [[package]]
 name = "wasi"
-version = "0.10.0+wasi-snapshot-preview1"
+version = "0.11.1+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a143597ca7c7793eff794def352d41792a93c481eb1042423ff7ff72ba2c31f"
+checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b"
 
 [[package]]
 name = "wasi"
@@ -1030,103 +498,13 @@ dependencies = [
  "wit-bindgen",
 ]
 
-[[package]]
-name = "websocket"
-version = "0.27.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "319bacd7682c7dfe1444e7cb1aed23bf5b1d837d722925f531e1665bd21a4603"
-dependencies = [
- "bytes",
- "futures",
- "hyper",
- "native-tls",
- "rand",
- "tokio-codec",
- "tokio-io",
- "tokio-reactor",
- "tokio-tcp",
- "tokio-tls",
- "unicase",
- "url",
- "websocket-base",
-]
-
-[[package]]
-name = "websocket-base"
-version = "0.26.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49aec794b07318993d1db16156d5a9c750120597a5ee40c6b928d416186cb138"
-dependencies = [
- "base64 0.10.1",
- "bitflags 1.3.2",
- "byteorder",
- "bytes",
- "futures",
- "native-tls",
- "rand",
- "sha-1",
- "tokio-codec",
- "tokio-io",
- "tokio-tcp",
- "tokio-tls",
-]
-
-[[package]]
-name = "winapi"
-version = "0.2.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
-
-[[package]]
-name = "winapi"
-version = "0.3.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
-dependencies = [
- "winapi-i686-pc-windows-gnu",
- "winapi-x86_64-pc-windows-gnu",
-]
-
-[[package]]
-name = "winapi-build"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
-
-[[package]]
-name = "winapi-i686-pc-windows-gnu"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
-
-[[package]]
-name = "winapi-x86_64-pc-windows-gnu"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
-
-[[package]]
-name = "windows-link"
-version = "0.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e6ad25900d524eaabdbbb96d20b4311e1e7ae1699af4fb28c17ae66c80d798a"
-
 [[package]]
 name = "windows-sys"
 version = "0.59.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1e38bc4d79ed67fd075bcc251a1c39b32a1776bbe92e5bef1f0bf1f8c531853b"
 dependencies = [
- "windows-targets 0.52.6",
-]
-
-[[package]]
-name = "windows-sys"
-version = "0.60.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2f500e4d28234f72040990ec9d39e3a6b950f9f22d3dba18416c35882612bcb"
-dependencies = [
- "windows-targets 0.53.3",
+ "windows-targets",
 ]
 
 [[package]]
@@ -1135,31 +513,14 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973"
 dependencies = [
- "windows_aarch64_gnullvm 0.52.6",
- "windows_aarch64_msvc 0.52.6",
- "windows_i686_gnu 0.52.6",
- "windows_i686_gnullvm 0.52.6",
- "windows_i686_msvc 0.52.6",
- "windows_x86_64_gnu 0.52.6",
- "windows_x86_64_gnullvm 0.52.6",
- "windows_x86_64_msvc 0.52.6",
-]
-
-[[package]]
-name = "windows-targets"
-version = "0.53.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d5fe6031c4041849d7c496a8ded650796e7b6ecc19df1a431c1a363342e5dc91"
-dependencies = [
- "windows-link",
- "windows_aarch64_gnullvm 0.53.0",
- "windows_aarch64_msvc 0.53.0",
- "windows_i686_gnu 0.53.0",
- "windows_i686_gnullvm 0.53.0",
- "windows_i686_msvc 0.53.0",
- "windows_x86_64_gnu 0.53.0",
- "windows_x86_64_gnullvm 0.53.0",
- "windows_x86_64_msvc 0.53.0",
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_gnullvm",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
 ]
 
 [[package]]
@@ -1168,96 +529,48 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
 
-[[package]]
-name = "windows_aarch64_gnullvm"
-version = "0.53.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "86b8d5f90ddd19cb4a147a5fa63ca848db3df085e25fee3cc10b39b6eebae764"
-
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
 
-[[package]]
-name = "windows_aarch64_msvc"
-version = "0.53.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7651a1f62a11b8cbd5e0d42526e55f2c99886c77e007179efff86c2b137e66c"
-
 [[package]]
 name = "windows_i686_gnu"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
 
-[[package]]
-name = "windows_i686_gnu"
-version = "0.53.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1dc67659d35f387f5f6c479dc4e28f1d4bb90ddd1a5d3da2e5d97b42d6272c3"
-
 [[package]]
 name = "windows_i686_gnullvm"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
 
-[[package]]
-name = "windows_i686_gnullvm"
-version = "0.53.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ce6ccbdedbf6d6354471319e781c0dfef054c81fbc7cf83f338a4296c0cae11"
-
 [[package]]
 name = "windows_i686_msvc"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
 
-[[package]]
-name = "windows_i686_msvc"
-version = "0.53.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "581fee95406bb13382d2f65cd4a908ca7b1e4c2f1917f143ba16efe98a589b5d"
-
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
 
-[[package]]
-name = "windows_x86_64_gnu"
-version = "0.53.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e55b5ac9ea33f2fc1716d1742db15574fd6fc8dadc51caab1c16a3d3b4190ba"
-
 [[package]]
 name = "windows_x86_64_gnullvm"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
 
-[[package]]
-name = "windows_x86_64_gnullvm"
-version = "0.53.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a6e035dd0599267ce1ee132e51c27dd29437f63325753051e71dd9e42406c57"
-
 [[package]]
 name = "windows_x86_64_msvc"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
 
-[[package]]
-name = "windows_x86_64_msvc"
-version = "0.53.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "271414315aff87387382ec3d271b52d7ae78726f5d44ac98b4f4030c91880486"
-
 [[package]]
 name = "wit-bindgen"
 version = "0.45.0"
@@ -1265,11 +578,21 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "052283831dbae3d879dc7f51f3d92703a316ca49f91540417d38591826127814"
 
 [[package]]
-name = "ws2_32-sys"
-version = "0.2.1"
+name = "zerocopy"
+version = "0.8.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
+checksum = "1039dd0d3c310cf05de012d8a39ff557cb0d23087fd44cad61df08fc31907a2f"
 dependencies = [
- "winapi 0.2.8",
- "winapi-build",
+ "zerocopy-derive",
+]
+
+[[package]]
+name = "zerocopy-derive"
+version = "0.8.26"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9ecf5b4cc5364572d7f4c329661bcc82724222973f2cab6f050a4e5c22f75181"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index 3502c8f..b2546a8 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -4,4 +4,7 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
-websocket = "0.27.1"
+futures-util = "0.3.31"
+log = "0.4.27"
+tokio = { version = "1.47.1", features = ["rt-multi-thread", "macros", "net", "time"] }
+tokio-tungstenite = "0.27.0"
diff --git a/backend/src/main.rs b/backend/src/main.rs
index f83d196..b7c4e8e 100644
--- a/backend/src/main.rs
+++ b/backend/src/main.rs
@@ -3,13 +3,15 @@ mod evaluator;
 mod parser;
 mod tokenizer;
 
-use std::io;
-
-use websocket::server::WsServer;
+use futures_util::{StreamExt, TryStreamExt, future};
+use log::info;
+use std::{env, io::Error};
+use tokio::net::{TcpListener, TcpStream};
 
 use crate::{cell::CellRef, evaluator::Evaluator};
 
-fn main() {
+#[tokio::main]
+async fn main() -> Result<(), Error> {
     // let mut input = String::new();
     // io::stdin().read_line(&mut input).expect("Expected input.");
 
@@ -21,49 +23,79 @@ fn main() {
     // evaluator.set_cell(a1, input).unwrap();
     // println!("{:?}", evaluator.get_cell(a1).unwrap());
 
-    println!("CMDS : set <cell_ref>, get <cell_ref>");
-    loop {
-        let mut input = String::new();
-        io::stdin().read_line(&mut input).expect("Expected input.");
+    let addr = env::args()
+        .nth(1)
+        .unwrap_or_else(|| "127.0.0.1:7050".to_string());
 
-        let cmds = ["set", "get"];
-        let cmd = &input[0..3];
-        if !cmds.iter().any(|c| c == &cmd) {
-            println!("{} is an invalid command!", cmd);
-            println!("CMDS : set <cell_ref>, get <cell_ref>");
-            continue;
-        }
+    // Create the event loop and TCP listener we'll accept connections on.
+    let try_socket = TcpListener::bind(&addr).await;
+    let listener = try_socket.expect("Failed to bind");
+    info!("Listening on: {}", addr);
 
-        let rest = &input[4..];
-        let mut parts = rest.splitn(2, char::is_whitespace);
-
-        let raw_ref = parts.next().unwrap_or("").trim(); // cell reference
-        let raw_str = parts.next().unwrap_or("").trim(); // rest of the string (value)
-        // println!("{} {}", raw_ref, raw_str);
-
-        if let Ok(cell_ref) = CellRef::new(raw_ref.to_owned()) {
-            match cmd {
-                "set" => match evaluator.set_cell(cell_ref, raw_str.to_owned()) {
-                    Ok(_) => println!("Successfully set cell {} to {}.", raw_ref, raw_str),
-                    Err(e) => println!("{}", e),
-                },
-                "get" => match evaluator.get_cell(cell_ref) {
-                    Ok(res) => println!("{:?}", res),
-                    Err(e) => println!("{}", e),
-                },
-                _ => {
-                    panic!("Impossible.");
-                }
-            }
-        } else {
-            println!("{} is an invalid cell reference!", raw_ref);
-            continue;
-        }
+    while let Ok((stream, _)) = listener.accept().await {
+        tokio::spawn(accept_connection(stream));
     }
 
-    // let rt = Runtime::new().unwrap();
-    let handle = rt.handle().clone();
-    // let addr = "127.0.0.1:7050";
+    Ok(())
+
+    // println!("CMDS : set <cell_ref>, get <cell_ref>");
+    // loop {
+    //     let mut input = String::new();
+    //     io::stdin().read_line(&mut input).expect("Expected input.");
     //
-    // let socket = WsServer::bind(addr, handle);
+    //     let cmds = ["set", "get"];
+    //     let cmd = &input[0..3];
+    //     if !cmds.iter().any(|c| c == &cmd) {
+    //         println!("{} is an invalid command!", cmd);
+    //         println!("CMDS : set <cell_ref>, get <cell_ref>");
+    //         continue;
+    //     }
+    //
+    //     let rest = &input[4..];
+    //     let mut parts = rest.splitn(2, char::is_whitespace);
+    //
+    //     let raw_ref = parts.next().unwrap_or("").trim(); // cell reference
+    //     let raw_str = parts.next().unwrap_or("").trim(); // rest of the string (value)
+    //     // println!("{} {}", raw_ref, raw_str);
+    //
+    //     if let Ok(cell_ref) = CellRef::new(raw_ref.to_owned()) {
+    //         match cmd {
+    //             "set" => match evaluator.set_cell(cell_ref, raw_str.to_owned()) {
+    //                 Ok(_) => println!("Successfully set cell {} to {}.", raw_ref, raw_str),
+    //                 Err(e) => println!("{}", e),
+    //             },
+    //             "get" => match evaluator.get_cell(cell_ref) {
+    //                 Ok(res) => println!("{:?}", res),
+    //                 Err(e) => println!("{}", e),
+    //             },
+    //             _ => {
+    //                 panic!("Impossible.");
+    //             }
+    //         }
+    //     } else {
+    //         println!("{} is an invalid cell reference!", raw_ref);
+    //         continue;
+    //     }
+    // }
+}
+
+async fn accept_connection(stream: TcpStream) {
+    let addr = stream
+        .peer_addr()
+        .expect("connected streams should have a peer address");
+    info!("Peer address: {}", addr);
+
+    let ws_stream = tokio_tungstenite::accept_async(stream)
+        .await
+        .expect("Error during the websocket handshake occurred");
+
+    info!("New WebSocket connection: {}", addr);
+
+    let (write, read) = ws_stream.split();
+
+    // We should not forward messages other than text or binary.
+    read.try_filter(|msg| future::ready(msg.is_text() || msg.is_binary()))
+        .forward(write)
+        .await
+        .expect("Failed to forward messages");
 }
diff --git a/frontend/src/App.svelte b/frontend/src/App.svelte
index 72d42e2..f968af7 100644
--- a/frontend/src/App.svelte
+++ b/frontend/src/App.svelte
@@ -1,15 +1,13 @@
 <script lang="ts">
-  let socket = new WebSocket("ws://localhost:7050");
-
-  socket.onopen((event: Event) => {
-
-  });
-
-  socket.onmessage((event: MessageEvent) => {});
+  const ws = new WebSocket("ws://127.0.0.1:7050");
+  ws.onmessage = (e) => console.log("->", e.data);
+  let input: string = "";
 </script>
 
 <main>
   <h1>Lead</h1>
+  <button onclick={() => ws.send(input)}>Send msg</button>
+  <input bind:value={input} />
 </main>
 
 <style>