revert: restore original demo.launch(), blog served from separate static Space

app.py

@@ -12,9 +12,6 @@ try:
     import threading
     import gradio as gr
     import spaces
-    import uvicorn
-    from fastapi import FastAPI
-    from fastapi.staticfiles import StaticFiles
     from core.parser import extract_text
     from core.chunker import chunk_text
     from core.questioner import generate_question, generate_mcq
@@ -1077,15 +1074,4 @@ with gr.Blocks(title="PaperProf", css=CSS) as demo:
 print("✅ Gradio demo defined successfully")
 
 print("✅ Launching demo...")
-app, local_url, _ = demo.launch(
-    server_name="0.0.0.0",
-    server_port=7860,
-    prevent_thread_lock=True,
-)
-
-# Insert /blog BEFORE Gradio's catch-all route so it takes priority
-from starlette.routing import Mount
-app.router.routes.insert(0, Mount("/blog", StaticFiles(directory="blog", html=True), name="blog"))
-print(f"✅ Blog mounted at {local_url}blog")
-
-demo.block_thread()
+demo.launch(server_name="0.0.0.0", server_port=7860)