Fixing Database Issues in Phoenix: Alembic CLI Steps

The database may be in a dirty state. To resolve this, the Alembic CLI can be used from the `src/phoenix/db` directory inside the Phoenix project root. From here, revert any partial migrations and run `alembic stamp` to reset the migration state, then try starting Phoenix again. -- Hello seeing this issue suddenly on the kube. it was working fine till yesterday. pod crashed and app is down.