feat: Implement skill management functionality

- Added skill scope helpers and CRUD operations for skills in opencodeConfig.ts.
- Introduced API endpoints for skill management in main.tsx and index.js.
- Enhanced server-side logic to support skill discovery, creation, updating, and deletion.
- Implemented supporting file operations for skills, including reading, writing, and deleting files.
- Updated package.json to use the latest version of @opencode-ai/sdk.

packages/desktop/src-tauri/Cargo.lock

@@ -2847,7 +2847,7 @@ dependencies = [
 
 [[package]]
 name = "openchamber-desktop"
-version = "1.3.7"
+version = "1.3.8"
 dependencies = [
  "anyhow",
  "axum",
@@ -2882,6 +2882,7 @@ dependencies = [
  "tokio",
  "tokio-util",
  "tower-http 0.5.2",
+ "urlencoding",
  "uuid",
  "window-vibrancy 0.7.1",
 ]
@@ -5390,6 +5391,12 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "urlencoding"
+version = "2.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "daf8dba3b7eb870caf1ddeed7bc9d2a049f3cfdfae7cb521b087cc33ae4c49da"
+
 [[package]]
 name = "urlpattern"
 version = "0.3.0"