Simplify API structure using common FastAPI practices without __init__.py files

app.py

@@ -1,28 +0,0 @@
-import sys
-import os
-
-# Add the current directory to the Python path
-sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
-
-# Import fastapi for fallback
-import fastapi
-
-# Try to import the main app
-try:
-    from app.main import app
-    print("Successfully imported app from app.main")
-except ImportError as e:
-    print(f"Error importing app: {e}")
-    # Create a fallback app
-    app = fastapi.FastAPI(title="Collinear API Fallback")
-    
-    @app.get("/")
-    async def root():
-        return {
-            "message": "Fallback API is running",
-            "error": "Could not import main application. See logs for details."
-        }
-
-if __name__ == "__main__":
-    import uvicorn
-    uvicorn.run("app:app", host="0.0.0.0", port=7860, reload=True)