[BE] Update & remove unnecesary dependencies

backend/Cargo.lock

@@ -158,7 +158,6 @@ dependencies = [
  "isahc",
  "lazy_static",
  "log",
- "once_cell",
  "regex",
  "reqwest",
  "rocket",
@@ -347,9 +346,9 @@ dependencies = [
 
 [[package]]
 name = "cookie"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7efb37c3e1ccb1ff97164ad95ac1606e8ccd35b3fa0a7d99a304c7f4a428cc24"
+checksum = "3cd91cf61412820176e137621345ee43b3f4423e589e7ae4e50d601d93e35ef8"
 dependencies = [
  "percent-encoding",
  "time 0.3.27",
@@ -1319,7 +1318,6 @@ checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
 dependencies = [
  "autocfg",
  "hashbrown 0.12.3",
- "serde",
 ]
 
 [[package]]
@@ -1330,6 +1328,7 @@ checksum = "d5477fe2230a79769d8dc68e0eabf5437907c0457a5614a9e8dddb67f65eb65d"
 dependencies = [
  "equivalent",
  "hashbrown 0.14.0",
+ "serde",
 ]
 
 [[package]]
@@ -1933,7 +1932,7 @@ checksum = "61a386cd715229d399604b50d1361683fe687066f42d56f54be995bc6868f71c"
 dependencies = [
  "inlinable_string",
  "pear_codegen",
- "yansi 1.0.0-rc.1",
+ "yansi",
 ]
 
 [[package]]
@@ -2162,7 +2161,7 @@ dependencies = [
  "quote",
  "syn 2.0.29",
  "version_check",
- "yansi 1.0.0-rc.1",
+ "yansi",
 ]
 
 [[package]]
@@ -2456,9 +2455,9 @@ dependencies = [
 
 [[package]]
 name = "rocket"
-version = "0.5.0-rc.3"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "58734f7401ae5cfd129685b48f61182331745b357b96f2367f01aebaf1cc9cc9"
+checksum = "9e7bb57ccb26670d73b6a47396c83139447b9e7878cab627fdfe9ea8da489150"
 dependencies = [
  "async-stream",
  "async-trait",
@@ -2468,8 +2467,7 @@ dependencies = [
  "either",
  "figment",
  "futures",
- "indexmap 1.9.3",
+ "indexmap 2.0.0",
- "is-terminal",
  "log",
  "memchr",
  "multer",
@@ -2492,37 +2490,38 @@ dependencies = [
  "ubyte",
  "uuid",
  "version_check",
- "yansi 0.5.1",
+ "yansi",
 ]
 
 [[package]]
 name = "rocket_codegen"
-version = "0.5.0-rc.3"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7093353f14228c744982e409259fb54878ba9563d08214f2d880d59ff2fc508b"
+checksum = "a2238066abf75f21be6cd7dc1a09d5414a671f4246e384e49fe3f8a4936bd04c"
 dependencies = [
  "devise",
  "glob",
- "indexmap 1.9.3",
+ "indexmap 2.0.0",
  "proc-macro2",
  "quote",
  "rocket_http",
  "syn 2.0.29",
  "unicode-xid",
+ "version_check",
 ]
 
 [[package]]
 name = "rocket_http"
-version = "0.5.0-rc.3"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "936012c99162a03a67f37f9836d5f938f662e26f2717809761a9ac46432090f4"
+checksum = "37a1663694d059fe5f943ea5481363e48050acedd241d46deb2e27f71110389e"
 dependencies = [
- "cookie 0.17.0",
+ "cookie 0.18.0",
  "either",
  "futures",
  "http",
  "hyper",
- "indexmap 1.9.3",
+ "indexmap 2.0.0",
  "log",
  "memchr",
  "pear",
@@ -3183,9 +3182,9 @@ checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
 
 [[package]]
 name = "state"
-version = "0.5.3"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dbe866e1e51e8260c9eed836a042a5e7f6726bb2b411dffeaa712e19c388f23b"
+checksum = "2b8c4a4445d81357df8b1a650d0d0d6fbbbfe99d064aa5e02f3e4022061476d8"
 dependencies = [
  "loom",
 ]
@@ -3962,17 +3961,14 @@ dependencies = [
  "windows-sys",
 ]
 
-[[package]]
-name = "yansi"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09041cd90cf85f7f8b2df60c646f853b7f535ce68f85244eb6731cf89fa498ec"
-
 [[package]]
 name = "yansi"
 version = "1.0.0-rc.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1367295b8f788d371ce2dbc842c7b709c73ee1364d30351dd300ec2203b12377"
+dependencies = [
+ "is-terminal",
+]
 
 [[package]]
 name = "zeroize"

backend/Cargo.toml

@@ -7,7 +7,7 @@ edition = "2021"
 
 [dependencies]
 reqwest = { version = "0.11", features = ["json", "cookies"] }
-rocket = { version = "=0.5.0-rc.3" , features = ["json", "msgpack", "uuid"] }
+rocket = { version = "0.5.0" , features = ["json", "msgpack", "uuid"] }
 sqlx = { version = "0.7.1", features = [ "runtime-tokio", "tls-rustls", "mysql", "macros", "chrono" ] }
 dotenvy = "0.15.7"
 serde = "1.0.188"
@@ -16,7 +16,6 @@ scraper = "0.17.1"
 isahc = { version = "1.7.2", features = ["cookies"] }
 urlencoding = "2.1.3"
 lazy_static = "1.4.0"
-once_cell = "1.18.0"
 log = "0.4.20"
 env_logger = "0.10.0"
 bardecoder = "0.5.0"

backend/src/main.rs

@@ -1,9 +1,6 @@
 use cors::Cors;
-use once_cell::sync::OnceCell;
 use sqlx::Connection;
-use sqlx::MySql;
 use sqlx::MySqlConnection;
-use sqlx::Pool;
 use std::env;
 use std::time::Instant;
 
@@ -17,8 +14,6 @@ mod online_classroom;
 
 pub mod json_result;
 
-static DB: OnceCell<Pool<MySql>> = OnceCell::new();
-
 /// Opens & returns a connection to the database
 ///
 /// We don't use a connection pool because on some days, on the afternoon,

backend/src/model/course.rs

@@ -35,7 +35,9 @@ impl Course {
             }
         };
 
-        let results = sqlx::query!("SELECT * FROM course").fetch_all(&mut db).await;
+        let results = sqlx::query!("SELECT * FROM course")
+            .fetch_all(&mut db)
+            .await;
 
         let results = match results {
             Ok(res) => res,

frontend/.gitignore

@@ -1,2 +1,3 @@
 node_modules
 dist
+.directory