Upload 3 files

main.py

@@ -1,5 +1,38 @@
-from app import app as fastapi_app
+"""Main entrypoint for Uvicorn / Hugging Face.
 
-# Uvicorn / Hugging Face entrypoint
-# This file allows us to run: uvicorn main:app ...
-app = fastapi_app
+This file tries to dynamically locate the FastAPI `app` instance
+from a few common module locations, so it works regardless of whether
+the project structure uses `app.py` at root or an `app/` package.
+"""
+
+from importlib import import_module
+from typing import Any
+
+def _try_import(path: str) -> Any:
+    try:
+        module = import_module(path)
+    except Exception:
+        return None
+    return getattr(module, "app", None)
+
+# Candidate modules (ordered)
+_CANDIDATES = [
+    "app",          # root app.py OR app/__init__.py exposes `app`
+    "app.app",      # app/app.py -> app
+    "app.main",     # app/main.py -> app
+    "backend.app",  # backend/app.py -> app
+    "backend.main", # backend/main.py -> app
+]
+
+app = None
+for candidate in _CANDIDATES:
+    app_candidate = _try_import(candidate)
+    if app_candidate is not None:
+        app = app_candidate
+        break
+
+if app is None:
+    raise RuntimeError(
+        "Could not locate FastAPI `app` instance. "
+        "Tried modules: " + ", ".join(_CANDIDATES)
+    )