Adding entrypoint to seed database

entrypoint.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+set -e
+
+# Idempotent: creates perms/roles/superuser only if missing.
+uv run python -m scripts.seed
+
+exec uv run uvicorn app.main:app --host 0.0.0.0 --port 8000