refactor: replace lazy_static with LazyLock in server_core and remove unused dependency; "fix" clippy warning

Author: Juliandev02

Cargo.toml

@@ -13,7 +13,6 @@ repository = "https://github.com/Strawberry-Foundations/strawberry-chat"
 libstrawberry = { version =  "1.4.0", features = ["stbchat"] }
 tokio = { version = "1.47.1", features = ["full"] }
 futures = "0.3.31"
-lazy_static = "1.5.0"
 serde = { version = "1.0.219", features = ["derive"] }
 serde_yaml = "0.9.34-deprecated"
 serde_json = "1.0.143"

src/system_core/register.rs

@@ -16,6 +16,7 @@ use crate::security::verification::MessageAction;
 use crate::system_core::log::log_parser;
 use crate::utilities::is_valid_username;
 
+#[allow(clippy::too_many_lines, clippy::cognitive_complexity)]
 pub async fn client_register(
     username: String,
     password: String,

src/system_core/server_core.rs

@@ -1,6 +1,7 @@
 //! This handles communication between clients and the server
 
 use std::net::SocketAddr;
+use std::sync::LazyLock;
 use std::time::Duration;
 
 use tokio::sync::mpsc::{channel, Receiver, Sender};
@@ -9,7 +10,6 @@ use tokio::time::sleep;
 
 use libstrawberry::stbchat::object::User;
 use libstrawberry::string::escape_ansi;
-use lazy_static::lazy_static;
 
 use crate::system_core::commands::run_command;
 use crate::system_core::internals::{MessageToClient, MessageToServer};
@@ -140,6 +140,7 @@ pub async fn send_to_all(what: MessageToClient, authed_only: bool) {
     }
 }
 
+#[allow(clippy::cognitive_complexity)]
 pub async fn core_thread(watchdog_tx: Sender<()>) {
     RUNTIME_LOGGER.info(format!("Starting core thread ({})", CORE_VERSION.clone()));
 
@@ -305,8 +306,6 @@ fn send_to_hook_sync(who: User, what: Event) -> bool {
     })
 }
 
-lazy_static! {
-    pub static ref CLIENTS: RwLock<Vec<Connection>> = RwLock::new(Vec::new());
-    static ref EVENT_HOOKS: RwLock<Vec<EventHook>> = RwLock::new(Vec::new());
-    pub static ref STATUS: RwLock<UserStatus> = RwLock::new(UserStatus::new());
-}
+pub static CLIENTS: LazyLock<RwLock<Vec<Connection>>> = LazyLock::new(|| RwLock::new(Vec::new()));
+static EVENT_HOOKS: LazyLock<RwLock<Vec<EventHook>>> = LazyLock::new(|| RwLock::new(Vec::new()));
+pub static STATUS: LazyLock<RwLock<UserStatus>> = LazyLock::new(|| RwLock::new(UserStatus::new()));