Add main FastAPI application

backend/app/main.py

@@ -0,0 +1,40 @@
+"""Main FastAPI application."""
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+from app.core.config import settings
+from app.api.v1 import auth, users
+
+# Create FastAPI app
+app = FastAPI(
+    title=settings.APP_NAME,
+    version=settings.APP_VERSION,
+    docs_url="/docs",
+    redoc_url="/redoc"
+)
+
+# Configure CORS
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=settings.ALLOWED_ORIGINS,
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+# Include routers
+app.include_router(auth.router, prefix="/api/v1/auth", tags=["authentication"])
+app.include_router(users.router, prefix="/api/v1/users", tags=["users"])
+
+@app.get("/")
+async def root():
+    """Root endpoint."""
+    return {
+        "message": "Family Hub API",
+        "version": settings.APP_VERSION,
+        "docs": "/docs"
+    }
+
+@app.get("/health")
+async def health_check():
+    """Health check endpoint."""
+    return {"status": "healthy"}