Initial commit: Wallet App - FastAPI backend with React frontend for personal finance tracking

backend/app/main.py

@@ -0,0 +1,28 @@
+"""FastAPI entry point. Deploy imports ``app.main:app`` — keep both names."""
+
+import os
+
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+
+from app.routes import api_router
+from app.database import Base, engine
+
+# Create database tables
+Base.metadata.create_all(bind=engine)
+
+app = FastAPI(title=os.getenv("APP_NAME", "app"))
+
+# Allowed origins come from the environment so the deployed app and local dev
+# use the same code path. "*" only when nothing is configured (dev default).
+_origins = [o.strip() for o in os.getenv("CORS_ORIGINS", "*").split(",") if o.strip()]
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=_origins,
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+# The one place the /api prefix is applied. Route modules must not repeat it.
+app.include_router(api_router, prefix="/api")