name: Build and Deploy (Testnet)

on:
  push:
    branches: [main]

jobs:
  build-and-deploy:
    runs-on: nixos
    permissions:
      contents: read
      packages: write

    env:
      IMAGE: ghcr.io/apex-fusion/web3-mcp

    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: '22'

      - name: Install dependencies
        run: npm ci

      - name: Build TypeScript
        run: npm run build
        env:
          NODE_OPTIONS: --max-old-space-size=12288

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          tags: |
            ${{ env.IMAGE }}:latest
            ${{ env.IMAGE }}:${{ github.sha }}

      - name: Deploy to Hetzner VM
        run: |
          echo "${{ secrets.HETZNER_SSH_KEY }}" > /tmp/deploy_key
          chmod 600 /tmp/deploy_key
          ssh -i /tmp/deploy_key -o StrictHostKeyChecking=no \
            ${{ secrets.HETZNER_USER }}@${{ secrets.HETZNER_HOST }} \
            "echo ${{ secrets.GITHUB_TOKEN }} | docker login ghcr.io -u ${{ github.actor }} --password-stdin && \
             docker pull ${{ env.IMAGE }}:${{ github.sha }} && \
             docker stop vector-mcp || true && \
             docker rm vector-mcp || true && \
             docker run -d \
               --name vector-mcp \
               --restart unless-stopped \
               -p 127.0.0.1:3000:3000 \
               --env-file /etc/vector-mcp/env \
               ${{ env.IMAGE }}:${{ github.sha }}"
          rm /tmp/deploy_key