build: push release versions to s3

Author: calmh

.github/workflows/build.yml

@@ -55,6 +55,45 @@ jobs:
           path: _build/latex/*.pdf
           retention-days: 14
 
+  upload:
+    runs-on: ubuntu-latest
+    name: Upload rendered site
+    needs: build-html-man-pdf
+    environment: github-pages
+    if: github.event_name == 'push' && github.ref_type == 'tag'
+    steps:
+
+      - name: Prepare site (html)
+        uses: actions/download-artifact@v4
+        with:
+          name: html
+          path: _site
+
+      - name: Prepare site (man)
+        uses: actions/download-artifact@v4
+        with:
+          name: man
+          path: _site/man
+
+      - name: Prepare site (pdf)
+        uses: actions/download-artifact@v4
+        with:
+          name: man
+          path: _site/man
+
+      - name: Upload rendered site
+        uses: docker://docker.io/rclone/rclone:latest
+        env:
+          RCLONE_CONFIG_OBJSTORE_TYPE: s3
+          RCLONE_CONFIG_OBJSTORE_PROVIDER: ${{ secrets.S3_PROVIDER }}
+          RCLONE_CONFIG_OBJSTORE_ACCESS_KEY_ID: ${{ secrets.S3_ACCESS_KEY_ID }}
+          RCLONE_CONFIG_OBJSTORE_SECRET_ACCESS_KEY: ${{ secrets.S3_SECRET_ACCESS_KEY }}
+          RCLONE_CONFIG_OBJSTORE_ENDPOINT: ${{ secrets.S3_ENDPOINT }}
+          RCLONE_CONFIG_OBJSTORE_REGION: ${{ secrets.S3_REGION }}
+          RCLONE_CONFIG_OBJSTORE_ACL: public-read
+        with:
+          args: sync _site objstore:${{ secrets.S3_BUCKET }}/${{ github.ref_name }}
+
   publish:
     runs-on: ubuntu-latest
     name: Publish to GitHub pages