feat: implement blog project with CI pipeline

app/main.py

@@ -0,0 +1,28 @@
+from contextlib import asynccontextmanager
+
+import uvicorn
+from fastapi import FastAPI
+
+from app.common.error_handler import register_exception_handlers
+from app.core.config import settings
+
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    yield
+
+
+def app_factory() -> FastAPI:
+    app = FastAPI(title=settings.app_name, debug=settings.debug, lifespan=lifespan)
+
+    register_exception_handlers(app)
+
+    return app
+
+
+def main():
+    uvicorn.run(app_factory, factory=True, host=settings.host, port=settings.port)
+
+
+if __name__ == "__main__":
+    main()