ci: deploy to sjdonado.de with dokku

.github/workflows/main.yml

@@ -1,4 +1,4 @@
-name: Rubocop Linter
+name: Deploy production to sjdonado.de
 on:
   push:
     branches:
@@ -7,11 +7,18 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout Repo
-        uses: actions/checkout@master
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
       - name: RuboCop Linter Action
         uses: andrewmcodes/rubocop-linter-action@v3.3.0
         with:
           action_config_path: .github/config/rubocop_linter_action.yml
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - name: Push to dokku
+        uses: dokku/github-action@master
+        with:
+          git_remote_url: "ssh://dokku@ssh.sjdonado.de:22/url-shortener"
+          ssh_private_key: ${{ secrets.SSH_PRIVATE_KEY }}