use ssh deploy keys

.forgejo/workflows/publish.yaml

@@ -10,6 +10,10 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
+      - name: Set up SSH key
+        uses: actions/ssh-agent@v0.9.0
+        with:
+          ssh-private-key: ${{ secrets.DEPLOY_KEY }}
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
@@ -17,8 +21,8 @@ jobs:
       - name: Configure Git
         run: |
           git config --global user.name "${GITHUB_ACTOR}"
-          git config --global user.email "${GITHUB_ACTOR_ID}+${GITHUB_ACTOR}@users.noreply.github.com"
-          git remote set-url origin https://x-access-token:${{ secrets.GITHUB_TOKEN }}@www.coastalcommits.com/${{ github.repository }}
+          git config --global user.email "${GITHUB_ACTOR}@noreply@coastalcommits.com"
+          git remote set-url origin git@www.coastalcommits.com:${{ github.repository }}
       - name: Install dependencies
         run: npm ci
       - name: Publish plugins to Release branch