feat(docker): add split backend/frontend stacks and dynamic versioning

deployment/docker/combined/docker-entrypoint.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env sh
+set -e
+
+APP_PORT="${APPLICATION_PORT_INTERNAL:-8080}"
+
+# Ensure core data directories exist (may be bind-mounted)
+mkdir -p /var/lib/depl0y/db \
+         /var/lib/depl0y/cloud-images \
+         /var/lib/depl0y/isos \
+         /var/lib/depl0y/ssh_keys \
+         /var/lib/depl0y/cloud-init \
+         /var/log/depl0y
+
+echo "Initializing database schema..."
+python - <<'PY'
+from app.core.database import init_db
+
+init_db()
+PY
+echo "Database schema initialized."
+
+echo "Initializing system settings..."
+python /opt/depl0y/backend/init_system_settings.py || echo "Warning: system settings initialization failed"
+echo "System settings initialization step completed."
+
+echo "Ensuring default admin user exists..."
+python /opt/depl0y/backend/init_admin_user.py || echo "Warning: admin user initialization failed"
+echo "Admin user initialization step completed."
+
+echo "Starting Depl0y with uvicorn on port ${APP_PORT}..."
+exec uvicorn app.main:app --host 0.0.0.0 --port "${APP_PORT}"
+