feat: add per-user customization suppression toggles and API endpoints for profile

tests/conftest.py

@@ -36,19 +36,13 @@ os.environ["DEVPLACE_SITEMAP_TTL"] = "0"
 
 
 def run_async(coro):
-    """Run a coroutine from synchronous test code, regardless of event loop state."""
-    try:
-        loop = asyncio.get_running_loop()
-    except RuntimeError:
-        return asyncio.run(coro)
-
+    """Run a coroutine from sync test code on a dedicated thread and fresh loop."""
     result_box = []
     exc_box = []
 
     def _run():
         try:
-            future = asyncio.run_coroutine_threadsafe(coro, loop)
-            result_box.append(future.result())
+            result_box.append(asyncio.run(coro))
         except BaseException as e:
             exc_box.append(e)