add alembic and store metrics at db

requirements.txt

@@ -1,2 +1,49 @@
-fastapi[standard]
-prometheus-fastapi-instrumentator
+alembic==1.18.3
+annotated-doc==0.0.4
+annotated-types==0.7.0
+anyio==4.12.1
+certifi==2026.1.4
+click==8.3.1
+dnspython==2.8.0
+email-validator==2.3.0
+fastapi==0.128.2
+fastapi-cli==0.0.20
+fastapi-cloud-cli==0.11.0
+fastar==0.8.0
+greenlet==3.3.1
+h11==0.16.0
+httpcore==1.0.9
+httptools==0.7.1
+httpx==0.28.1
+idna==3.11
+Jinja2==3.1.6
+Mako==1.3.10
+markdown-it-py==4.0.0
+MarkupSafe==3.0.3
+mdurl==0.1.2
+prometheus-fastapi-instrumentator==7.1.0
+prometheus_client==0.24.1
+psycopg2-binary==2.9.11
+pydantic==2.12.5
+pydantic-extra-types==2.11.0
+pydantic-settings==2.12.0
+pydantic_core==2.41.5
+Pygments==2.19.2
+python-dotenv==1.2.1
+python-multipart==0.0.22
+PyYAML==6.0.3
+rich==14.3.2
+rich-toolkit==0.18.1
+rignore==0.7.6
+sentry-sdk==2.52.0
+shellingham==1.5.4
+SQLAlchemy==2.0.46
+starlette==0.50.0
+typer==0.21.1
+typing-inspection==0.4.2
+typing_extensions==4.15.0
+urllib3==2.6.3
+uvicorn==0.40.0
+uvloop==0.22.1
+watchfiles==1.1.1
+websockets==16.0