Add CI/CD pipelines, NSIS installer, ES module bundling, and ruff linting

- Add Gitea Actions workflows: test.yml (lint + test on push/PR) and
  release.yml (build + NSIS installer + upload on v* tags)
- Add NSIS installer with optional desktop shortcut and auto-start
- Add esbuild bundler: ES module migration with IIFE bundle output
- Add build-dist-windows.sh for cross-building Windows distribution
- Fix all ruff lint errors (import sorting, unused imports, line length)
- Remove redundant scripts (start-server.bat, stop-server.bat,
  start-server-background.vbs)
- Update CLAUDE.md with CI/CD and release documentation

media_server/services/android_media.py

@@ -10,11 +10,10 @@ Installation:
 4. Grant necessary permissions to Termux:API
 """
 
-import asyncio
 import json
 import logging
 import subprocess
-from typing import Optional, Any
+from typing import Any, Optional
 
 from ..models import MediaState, MediaStatus
 from .media_controller import MediaController