name: Dev — Build & local smoke test

# Validates that the build compiles and the server starts cleanly.
# No GCP deployment — this is the inner dev loop gate.
# Merge to stage when you want a real environment.

on:
  push:
    branches: [dev]
    paths:
      - 'src/**'
      - 'dist/**'
      - 'runtime/**'
      - 'Dockerfile.stage'
      - 'build-stage.sh'
      - '.gitea/workflows/dev.yaml'
      - '.gitea/workflows/stage.yaml'
      - '.gitea/workflows/deploy.yaml'

  workflow_dispatch:

jobs:
  build-smoke:
    runs-on: ubuntu-latest
    timeout-minutes: 30

    permissions:
      contents: read
      id-token: write

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 2

      - name: Clone el (provides elc compiler)
        env:
          CHECKOUT_TOKEN: ${{ secrets.CHECKOUT_TOKEN }}
        run: |
          set -euo pipefail
          DEST="${{ github.workspace }}/../foundation-el"
          rm -rf "$DEST"
          git clone --depth 1 \
            "https://will:${CHECKOUT_TOKEN}@git.neuralplatform.ai/neuron-technologies/el.git" \
            "$DEST"
          echo "EL_HOME=$DEST" >> "$GITHUB_ENV"

      - name: Authenticate to GCP
        uses: google-github-actions/auth@v2
        with:
          credentials_json: ${{ secrets.GCP_SA_KEY }}

      - name: Set up gcloud SDK
        uses: google-github-actions/setup-gcloud@v2
        with:
          project_id: neuron-785695

      - name: Configure docker auth for Artifact Registry
        run: gcloud auth configure-docker us-central1-docker.pkg.dev --quiet

      - name: Get elc (pre-built linux/amd64 from El repo)
        run: |
          set -euo pipefail
          ELC_SRC="$EL_HOME/dist/platform/elc-linux-amd64"
          if [ -f "$ELC_SRC" ]; then
            cp "$ELC_SRC" "$EL_HOME/dist/platform/elc"
            chmod +x "$EL_HOME/dist/platform/elc"
          else
            curl -fL -o "$EL_HOME/dist/platform/elc" \
              https://git.neuralplatform.ai/neuron-technologies/el/releases/download/v1.2.1/elc-linux-amd64
            chmod +x "$EL_HOME/dist/platform/elc"
          fi

      - name: Compute image tag
        id: tag
        run: echo "tag=dev-${GITHUB_SHA:0:8}" >> "$GITHUB_OUTPUT"

      - name: Touch HTML placeholder files
        # El binary regenerates these at startup via fs_write. They must exist
        # in the build context for Dockerfile COPY to succeed. touch is
        # idempotent if the files already exist from a prior run.
        run: touch src/index.html src/about.html src/terms.html src/enterprise-terms.html

      - name: Build image (local only — no push)
        run: ./build-stage.sh "${{ steps.tag.outputs.tag }}"

      - name: Local smoke test
        run: |
          set -euo pipefail
          IMAGE="marketing:${{ steps.tag.outputs.tag }}"

          docker run -d --name dev-smoke \
            -p 8080:8080 \
            -e PORT=8080 \
            -e NODE_ENV=production \
            -e LANDING_ROOT=/srv/landing \
            "$IMAGE"

          # entrypoint.sh sleeps 4s for soul-demo to load before starting neuron-web.
          # Poll up to 45s total.
          for i in $(seq 1 15); do
            STATUS=$(curl -sSo /dev/null -w "%{http_code}" --max-time 5 http://localhost:8080/ || echo "000")
            echo "Attempt $i/15: HTTP $STATUS"
            if [ "$STATUS" = "200" ]; then
              echo "Dev smoke test PASSED"
              docker stop dev-smoke && docker rm dev-smoke
              exit 0
            fi
            sleep 3
          done

          echo "--- container logs ---"
          docker logs dev-smoke || true
          docker stop dev-smoke && docker rm dev-smoke || true
          echo "Dev smoke test FAILED"
          exit 1