name: Docs CI/CD

on:
  push:
    branches:
      - "main"
    paths:
      - "docs/**"
  workflow_dispatch:

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Install rsync
        run: sudo apt install -y rsync

      - name: Enable SSH Key
        run: |
          mkdir -p ~/.ssh
          echo "$SSH_PRIVATE_KEY" > ~/.ssh/id_rsa
          sudo chmod 600 ~/.ssh/id_rsa
          echo "$SSH_KNOWN_HOSTS" > ~/.ssh/known_hosts
        env:
          SSH_PRIVATE_KEY: ${{secrets.SSH_PRIVATE_KEY}}
          SSH_KNOWN_HOSTS: ${{secrets.SSH_KNOWN_HOSTS}}

      - name: Build Container
        run: docker build . -t docs -f Dockerfile.docs

      # (lol)
      - name: Build Docs
        run: docker run -v ./site:/site --entrypoint="mkdocs" docs build

      - name: Deploy docs
        run: rsync --recursive --compress --delete --progress ./site/. ci@"$TACHI_HOST":tachi-docs
        env:
          TACHI_HOST: ${{secrets.TACHI_HOST}}