initial commit

app/main.py

@@ -0,0 +1,58 @@
+from fastapi import FastAPI
+from fastapi.responses import UJSONResponse
+
+from app.routers import api_router
+from settings.config import Settings, get_settings
+
+
+class Application:
+    def __init__(self, settings: Settings) -> None:
+        self.app = FastAPI(
+            title='Health check bot',
+            description='Bot which check all services are working',
+            version='0.0.1',
+            docs_url=None,
+            redoc_url=None,
+            openapi_url=f'{settings.WEBHOOK_PATH}/api/openapi.json',
+            default_response_class=UJSONResponse,
+        )
+        self.app.state.settings = settings
+        self.settings = settings
+        self.app.include_router(api_router)
+
+    @property
+    def fastapi_app(self) -> FastAPI:
+        return self.app
+
+    def configure_hooks(self) -> None:
+        self.app.add_event_handler("startup", self.connect_databases)  # type: ignore
+        self.app.add_event_handler("startup", self.create_redis_cluster)  # type: ignore
+
+        self.app.add_event_handler("shutdown", self.disconnect_databases)  # type: ignore
+        self.app.add_event_handler("shutdown", self.close_redis_cluster)  # type: ignore
+
+
+def create_app(settings: Settings | None = None) -> FastAPI:
+    settings = settings or get_settings()
+
+    return Application(settings=settings).fastapi_app
+
+
+def main() -> None:
+    import uvicorn
+
+    app = create_app()
+
+    """Entrypoint of the application."""
+    uvicorn.run(
+        "app.main:create_app",
+        workers=app.state.settings.WORKERS_COUNT,
+        host=app.state.settings.APP_HOST,
+        port=app.state.settings.APP_PORT,
+        reload=app.state.settings.RELOAD,
+        factory=True,
+    )
+
+
+if __name__ == '__main__':
+    main()

app/routers.py

@@ -0,0 +1,4 @@
+from fastapi import APIRouter
+from fastapi.responses import ORJSONResponse
+
+api_router = APIRouter(prefix="/api", default_response_class=ORJSONResponse)