fix: refresh 参数支持 URL query string(原来只读JSON body, ?refresh=1 无效)

app.py

@@ -1649,7 +1649,9 @@ def capture():
     settings = load_capture_settings()
     cache_cfg = settings.get("cache", DEFAULT_CACHE_CONFIG)
     retry_cfg = settings.get("retry", DEFAULT_RETRY_CONFIG)
-    force_refresh = bool(data.get("refresh") or data.get("force"))
+    force_refresh = bool(data.get("refresh") or data.get("force")) or \
+        str(request.args.get("refresh") or "").lower() in ("1", "true", "yes") or \
+        str(request.args.get("force") or "").lower() in ("1", "true", "yes")
     # per-request 缓存参数：cache_ttl_seconds=本次缓存时效(秒, -1=永久, 覆盖全局)，cache=false / no_cache=true=本次禁用缓存
     no_cache = data.get("cache") is False or str(data.get("no_cache")).lower() in ("true", "1", "yes")
     try: