Add Brave API key to openclaw, fix uptime-kuma auth and TCP monitors

- openclaw: expose BRAVE_API_KEY env var for web search tool
- uptime-kuma: prefer username/password auth (API key token auth unreliable)
- uptime-kuma: add TCP monitor type support to manage_monitors.py

uptime-kuma/manage_monitors.py

@@ -25,12 +25,10 @@ def connect():
     # Disable SSL verification for self-signed certificates
     api = UptimeKumaApi(UPTIME_KUMA_URL, ssl_verify=False)
 
-    if API_KEY:
-        # API key authentication (preferred)
-        api.login_by_token(API_KEY)
-    elif USERNAME and PASSWORD:
-        # Username/password authentication
+    if USERNAME and PASSWORD:
         api.login(USERNAME, PASSWORD)
+    elif API_KEY:
+        api.login_by_token(API_KEY)
     else:
         print("Error: No credentials provided. Set UPTIME_KUMA_API_KEY or UPTIME_KUMA_USERNAME/PASSWORD environment variables.")
         sys.exit(1)
@@ -73,6 +71,15 @@ def add_monitor(api, name, url, monitor_type='http', interval=60, ignore_tls=Fal
             hostname=url,
             interval=interval
         )
+    elif monitor_type.lower() == 'tcp':
+        hostname, port = url.rsplit(':', 1)
+        result = api.add_monitor(
+            type=monitor_type_value,
+            name=name,
+            hostname=hostname,
+            port=int(port),
+            interval=interval
+        )
     else:
         kwargs = {
             'type': monitor_type_value,