feat: Add GitHub Actions workflows for CI/CD

- Add cross-platform build workflow for macOS, Windows, Linux
- Add CI workflow with Rust code quality checks
- Add manual release workflow with automatic asset publishing
- Add dependency management workflow with security monitoring
- Update README with build status badges
- Remove unused Prettier/ESLint configurations
- Focus on Rust code quality and build verification

.gitignore

@@ -1,3 +1,39 @@
 node_modules
 dist
 .DS_Store
+
+# IDE
+.vscode/settings.json
+.idea/
+
+# Logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Coverage directory used by tools like istanbul
+coverage/
+*.lcov
+
+# ESLint cache
+.eslintcache
+
+# Prettier cache
+.prettiercache
+
+# Build artifacts
+src-tauri/target/
+src-tauri/Cargo.lock
+
+# OS generated files
+Thumbs.db
+ehthumbs.db
+Desktop.ini