tools(recovery): 添加摄像头配置恢复工具

用于恢复因config-sync bug丢失的摄像头配置
- 交互式输入RTSP URL
- 直接写入数据库
- 适用于云端配置也丢失的情况

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

restore_cameras.py

@@ -0,0 +1,72 @@
+#!/usr/bin/env python3
+"""
+摄像头配置恢复助手
+如果云端配置丢失，使用此脚本手动添加摄像头配置
+"""
+import sys
+from pathlib import Path
+sys.path.insert(0, str(Path(__file__).parent))
+
+from config.database import get_sqlite_manager
+
+def main():
+    print("=== Camera Config Recovery Tool ===\n")
+    print("This tool helps you restore the 3 missing camera configs")
+    print("You need to provide the RTSP URLs for:")
+    print("  1. cam_1f0e3dad9990")
+    print("  2. cam_6f4922f45568")
+    print("  3. cam_c51ce410c124")
+    print()
+
+    cameras_to_add = []
+
+    for i, cam_id in enumerate(['cam_1f0e3dad9990', 'cam_6f4922f45568', 'cam_c51ce410c124'], 1):
+        print(f"\nCamera {i}: {cam_id}")
+        rtsp_url = input(f"  RTSP URL (or press Enter to skip): ").strip()
+
+        if not rtsp_url:
+            print(f"  Skipped")
+            continue
+
+        name = input(f"  Display Name (default: {cam_id}): ").strip() or cam_id
+
+        cameras_to_add.append({
+            "camera_id": cam_id,
+            "rtsp_url": rtsp_url,
+            "name": name
+        })
+
+    if not cameras_to_add:
+        print("\n[CANCELLED] No cameras to add")
+        return
+
+    print("\n" + "=" * 50)
+    print("Summary:")
+    for cam in cameras_to_add:
+        print(f"  - {cam['camera_id']}: {cam['name']}")
+        print(f"    RTSP: {cam['rtsp_url'][:50]}...")
+    print("=" * 50)
+
+    response = input("\nAdd these cameras to database? (yes/no): ").strip().lower()
+
+    if response != 'yes':
+        print("\n[CANCELLED]")
+        return
+
+    # Add cameras to database
+    db_manager = get_sqlite_manager()
+
+    for cam in cameras_to_add:
+        try:
+            db_manager.save_camera_config(cam)
+            print(f"  [OK] Added: {cam['camera_id']}")
+        except Exception as e:
+            print(f"  [FAIL] Failed to add {cam['camera_id']}: {e}")
+
+    print("\n[SUCCESS] Cameras added to database")
+    print("\nNext steps:")
+    print("  1. Restart the Edge service")
+    print("  2. The 3 cameras should now start streaming")
+
+if __name__ == "__main__":
+    main()