Refactor Tauri crate into a library and add OS version header

src-tauri/tests/singbox_service_tests.rs

@@ -1,14 +1,5 @@
-#[path = "../src/component_detection.rs"]
-mod component_detection;
-#[path = "../src/models.rs"]
-mod models;
-#[path = "../src/process.rs"]
-mod process;
-#[path = "../src/singbox_service.rs"]
-mod singbox_service;
-
-use component_detection::DetectedSingBox;
-use singbox_service::{
+use proxywarden_lib::component_detection::DetectedSingBox;
+use proxywarden_lib::singbox_service::{
     build_singbox_setup_status, ensure_safe_singbox_install_dir, parse_service_command_output,
     service_control_script, SingBoxServiceAction,
 };