feat(config): migrate app_config_dir to Tauri Store for independent management (#109)

src-tauri/Cargo.lock

@@ -583,6 +583,7 @@ dependencies = [
  "tauri-plugin-opener",
  "tauri-plugin-process",
  "tauri-plugin-single-instance",
+ "tauri-plugin-store",
  "tauri-plugin-updater",
  "tokio",
  "toml 0.8.2",
@@ -4542,6 +4543,22 @@ dependencies = [
  "zbus",
 ]
 
+[[package]]
+name = "tauri-plugin-store"
+version = "2.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d85dd80d60a76ee2c2fdce09e9ef30877b239c2a6bb76e6d7d03708aa5f13a19"
+dependencies = [
+ "dunce",
+ "serde",
+ "serde_json",
+ "tauri",
+ "tauri-plugin",
+ "thiserror 2.0.17",
+ "tokio",
+ "tracing",
+]
+
 [[package]]
 name = "tauri-plugin-updater"
 version = "2.9.0"