fix: Update static file path for deployment

app.py

@@ -104,9 +104,11 @@ async def add_no_cache_header(request: Request, call_next):
     return response
 
 # Optional: serve the LaserPerception frontend from this backend.
-_LASER_DIR = Path(__file__).with_name("LaserPerception")
-if _LASER_DIR.exists():
-    app.mount("/laser", StaticFiles(directory=_LASER_DIR), name="laser")
+# The frontend files are now located in the 'frontend' directory.
+_FRONTEND_DIR = Path(__file__).with_name("frontend")
+if _FRONTEND_DIR.exists():
+    # Mount the entire frontend directory at /laser (legacy path) or /frontend
+    app.mount("/laser", StaticFiles(directory=_FRONTEND_DIR, html=True), name="laser")
 
 # Valid detection modes
 VALID_MODES = {"object_detection", "segmentation", "drone_detection"}
@@ -159,7 +161,8 @@ def _default_queries_for_mode(mode: str) -> list[str]:
 @app.get("/", response_class=HTMLResponse)
 async def demo_page():
     """Redirect to LaserPerception app."""
-    return RedirectResponse(url="/laser/LaserPerception.html")
+    # The main entry point is now index.html in the mounted directory
+    return RedirectResponse(url="/laser/index.html")
 
 
 @app.post("/detect")