feat: add miband bot application

miband_sync.py

@@ -0,0 +1,23 @@
+#!/usr/bin/env python3
+from __future__ import annotations
+
+import asyncio
+import sys
+
+from miband_tracker.config import ConfigError, Settings
+from miband_tracker.sync import daemon_main, run_sync
+
+__all__ = ["run_sync"]
+
+
+def main() -> None:
+    try:
+        exit_code = asyncio.run(daemon_main(Settings.from_env()))
+    except ConfigError as exc:
+        print(f"Config error: {exc}", file=sys.stderr, flush=True)
+        exit_code = 1
+    sys.exit(exit_code)
+
+
+if __name__ == "__main__":
+    main()