Use multithreaded tokio runtime for external server

Cargo.lock

@@ -631,7 +631,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
 dependencies = [
  "libc",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1052,7 +1052,7 @@ checksum = "3640c1c38b8e4e43584d8df18be5fc6b0aa314ce6ebf51b53313d4306cca8e46"
 dependencies = [
  "hermit-abi",
  "libc",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1713,7 +1713,7 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys 0.11.0",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -2249,7 +2249,7 @@ dependencies = [
  "getrandom 0.3.4",
  "once_cell",
  "rustix 1.1.2",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]

Cargo.toml

@@ -40,7 +40,7 @@ serde = "1.0.228"
 serde_json = { version = "1.0.145", features = ["preserve_order"] }
 sqlx = { version = "0.8.6", features = ["runtime-tokio", "mysql", "tls-rustls"] }
 systemd-journal-logger = "2.2.2"
-tokio = { version = "1.48.0", features = ["rt", "macros"] }
+tokio = { version = "1.48.0", features = ["rt-multi-thread", "macros"] }
 tokio-serde = { version = "0.9.0", features = ["bincode"] }
 tokio-stream = "0.1.17"
 tokio-util = { version = "0.7.17", features = ["codec"] }

src/main.rs

@@ -1,6 +1,7 @@
 #[macro_use]
 extern crate prettytable;
 
+use anyhow::Context;
 use clap::{CommandFactory, Parser, ValueEnum};
 use clap_complete::{Shell, generate};
 use clap_verbosity_flag::Verbosity;
@@ -204,10 +205,10 @@ fn tokio_start_server(
     verbosity: Verbosity,
     args: ServerArgs,
 ) -> anyhow::Result<()> {
-    tokio::runtime::Builder::new_current_thread()
+    tokio::runtime::Builder::new_multi_thread()
         .enable_all()
         .build()
-        .unwrap()
+        .context("Failed to start Tokio runtime")?
         .block_on(async {
             server::command::handle_command(server_socket_path, config_path, verbosity, args).await
         })
@@ -217,7 +218,7 @@ fn tokio_run_command(command: Command, server_connection: StdUnixStream) -> anyh
     tokio::runtime::Builder::new_current_thread()
         .enable_all()
         .build()
-        .unwrap()
+        .context("Failed to start Tokio runtime")?
         .block_on(async {
             let tokio_socket = TokioUnixStream::from_std(server_connection)?;
             let mut message_stream = create_client_to_server_message_stream(tokio_socket);