forgejo-ci: add deploy script

.forgejo/workflows/push.yaml

@@ -0,0 +1,21 @@
+on: [push]
+
+jobs:
+  deploy:
+    runs-on: x86_64
+    container: alpine:latest
+    steps:
+      - name: Environment setup
+        run: |
+          apk add git nodejs
+          mkdir -p ~/.ssh
+          echo ${{ secrets.PAGES_PRIVKEY }} >  ~.ssh/id_ed25519
+      - name: Repo pull
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+      - name: Website upload
+        run: |
+          git remote set-url pages@ayakael.net:/var/lib/pages/ayakael.net
+          git push -f
+