Add demo.queue() and conditional truststore injection to fix HF deployment errors

app.py

@@ -1,7 +1,13 @@
-import truststore
-truststore.inject_into_ssl()
-import gradio as gr
 import os
+# Only inject truststore if NOT running on Hugging Face Spaces
+if not os.getenv("SPACE_ID"):
+    try:
+        import truststore
+        truststore.inject_into_ssl()
+    except ImportError:
+        pass
+
+import gradio as gr
 import json
 import logging
 import time
@@ -342,4 +348,5 @@ with gr.Blocks(theme=theme, title="Deep Research Agent") as demo:
     )
 
 if __name__ == "__main__":
+    demo.queue()
     demo.launch()