feat: add invoice creation logic with SQLAlchemy

main.py

@@ -9,7 +9,8 @@ from api.invoices import router as invoice_router
 Base.metadata.create_all(bind=engine)
 
 app = FastAPI(title="SmiloCAD Invoice API")
-
+app.mount("/css", StaticFiles(directory="../frontend/css"), name="css")
+app.mount("/js", StaticFiles(directory="../frontend/js"), name="js")
 
 app.add_middleware(
     CORSMiddleware,
@@ -20,14 +21,10 @@ app.add_middleware(
 
 # 1. Route to serve the index.html
 @app.get("/")
-async def read_index():
-    # Looks for frontend/index.html
+async def serve_index():
     return FileResponse("../frontend/index.html")
-
 # 2. Mount the CSS and JS folders so the HTML can find them
 # This matches your folder names: frontend/css and frontend/js
-app.mount("/css", StaticFiles(directory="../frontend/css"), name="css")
-app.mount("/js", StaticFiles(directory="../frontend/js"), name="js")
 
 # Include the routes from the api folder
 app.include_router(invoice_router)