deploy-backend:
    needs: seed-preview-db
    runs-on: ubuntu-24.04
    container: ghcr.io/railwayapp/cli:latest
    env:
      SVC_ID: <redacted>
      RAILWAY_API_TOKEN: ${{ secrets.RAILWAY_API_TOKEN }}
      ENV_VAR_NAME: DB_CONNECTION_STRING
      DUPLICATE_FROM_ID: production # railway environment to duplicate from
      RAILWAY_PROJECT_ID: ${{ secrets.RAILWAY_PROJECT_ID }}

    steps:
      - name: Install Supabase System Dependencies
        run: apk add --no-cache curl bash jq

      - name: Install Supabase CLI
        uses: supabase/setup-cli@v1
        with:
          version: latest

       ... removed irrelevant steps here for clarity's sake

      - name: Debug Railway
        shell: bash
        run: railway whoami

      - name: Link to Railway Project
        shell: bash
        run: railway link --project ${{ env.RAILWAY_PROJECT_ID }}

      - name: Create Railway Environment for PR
        shell: bash
        run: |
          set -euo pipefail

          if [ -z "$POSTGRES_URL" ]; then
            echo "POSTGRES_URL missing — aborting Railway deploy"
            exit 1
          fi

          railway environment new "$BRANCH_NAME" \
            --duplicate "$DUPLICATE_FROM_ID" \
            --service-config "$SVC_ID" variables.${ENV_VAR_NAME}.value "$POSTGRES_URL"

Run railway whoami

Unauthorized. Please check that your RAILWAY_API_TOKEN is valid and has access to the resource you're trying to use.