Update backend/main.py

backend/main.py

@@ -22,29 +22,17 @@ app.add_middleware(
 )
 # ── Static files + SPA ───────────────────────────────────────────────────────
 from fastapi.staticfiles import StaticFiles
-from fastapi.responses import FileResponse, PlainTextResponse
+from fastapi.responses import FileResponse
 import pathlib
-import os
+
+_static_dir = pathlib.Path(__file__).parent / "static"
+
+if _static_dir.exists():
+    app.mount("/assets", StaticFiles(directory=str(_static_dir / "assets")), name="assets")
 
 @app.get("/")
 async def serve_index():
-    # Try multiple possible paths
-    candidates = [
-        pathlib.Path(__file__).parent / "static" / "index.html",
-        pathlib.Path("/app/backend/static/index.html"),
-        pathlib.Path("/app/static/index.html"),
-    ]
-    for path in candidates:
-        if path.exists():
-            return FileResponse(str(path))
-    
-    # None found - show debug info
-    debug = f"Tried:\n"
-    for p in candidates:
-        debug += f"  {p} -> exists={p.exists()}\n"
-    debug += f"\n/app contents: {os.listdir('/app')}\n"
-    debug += f"/app/backend contents: {os.listdir('/app/backend')}\n"
-    return PlainTextResponse(debug, status_code=200)
+    return FileResponse(str(_static_dir / "index.html"))
 # ── Config ────────────────────────────────────────────────────────────────────
 GROQ_MODEL   = "llama-3.3-70b-versatile"
 GROQ_API_KEY = os.environ.get("GROQ_API_KEY", "")