Move the build actions from Forgejo actions to docker build actions

.forgejo/workflows/build.yaml

@@ -9,19 +9,6 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Install Pandoc
-        run: |
-          apt-get update
-          apt-get install -y pandoc
-
-      - name: Generate guide.html
-        run: bash update-guide.sh
-
-      - name: Install Podman
-        run: |
-          apt-get update
-          apt-get install -y podman
-
       - name: Podman Login
         run: |
           echo "${{ secrets.DOCKER_PASSWORD }}" | podman login git.interhacker.space --username "${{ secrets.DOCKER_USERNAME }}" --password-stdin