fix(keenetic): Web/AnyDesk links and import sync

Add web_url/anydesk to router records, host fallback for Web button
on offline cards, cache-bust app.js, and scripts to sync import list.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/check_keenetic.py

@@ -0,0 +1,43 @@
+#!/usr/bin/env python3
+"""Check Keenetic API connectivity for all routers."""
+import asyncio
+import json
+import sys
+from pathlib import Path
+
+sys.path.insert(0, str(Path(__file__).resolve().parents[1]))
+from server.services.keenetic_client import KeeneticClient
+
+DATA = Path("/opt/vps-monitoring/data/keenetic.json")
+
+
+async def check(dev):
+    c = KeeneticClient(
+        host=dev.get("host", ""),
+        login=dev.get("login", "admin"),
+        password=dev.get("password", ""),
+        web_url=dev.get("web_url", ""),
+    )
+    try:
+        m = await c.collect_metrics()
+        if m.get("online"):
+            return "online"
+        err = (m.get("error") or "unknown")[:80]
+        return f"offline: {err}"
+    except Exception as e:
+        return f"err: {str(e)[:80]}"
+    finally:
+        await c.close()
+
+
+async def main():
+    with open(DATA) as f:
+        devices = json.load(f)
+    for d in devices:
+        r = await check(d)
+        print(f"{d['name']:22} {r}")
+        await asyncio.sleep(0.3)
+
+
+if __name__ == "__main__":
+    asyncio.run(main())