ci: add webmentions fetching

Author: confusedalex

.github/workflows/main.yml

@@ -12,7 +12,10 @@ jobs:
     steps:
     - name: Checkout main
       uses: actions/checkout@v4
+    - name: Fetch webmentions
+      run: ./fetch_webmentions.sh
     - name: Build and deploy
       uses: shalzz/[email protected]
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        WEBMENTIONSKEY: ${{ secrets.WEBMENTIONSKEY }}