refactor: use single-threaded tokio and only pull in features we use

Cargo.lock

@@ -2053,9 +2053,7 @@ dependencies = [
  "bytes",
  "libc",
  "mio",
- "parking_lot",
  "pin-project-lite",
- "signal-hook-registry",
  "socket2",
  "tokio-macros",
  "windows-sys 0.61.2",

Cargo.toml

@@ -17,7 +17,7 @@ crossterm = { version = "0.29", default-features = false, features = [
 ] }
 futures = "0.3"
 ratatui = "0.30"
-tokio = { version = "1", features = ["full"] }
+tokio = { version = "1", features = ["macros", "rt"] }
 dirs = "6"
 toml = "0.9"
 serde = { version = "1", features = ["derive"] }

src/main.rs

@@ -11,7 +11,7 @@ use clap::Parser;
 use ratatui::{Terminal, backend::CrosstermBackend};
 use std::{io, process::exit, sync::Arc};
 
-#[tokio::main]
+#[tokio::main(flavor = "current_thread")]
 async fn main() -> AppResult<()> {
     let args = cli::Args::parse();