added backlight and fixed outbound

webconfig/api.py

@@ -275,6 +275,13 @@ def api_set_settings():
             if not isinstance(val, str) or not val.strip():
                 abort(400, "password required")
             val = val.strip()
+        if k == "webPort":
+            try:
+                val = int(val)
+            except (TypeError, ValueError):
+                abort(400, "invalid web port")
+            if val < 1024 or val > 65535:
+                abort(400, "web port must be 1024–65535")
         st[k] = val
     cfg["settings"] = st
     save_config(cfg)