ci(release): update homebrew formula on release

.github/workflows/update-homebrew.yaml

@@ -0,0 +1,88 @@
+name: update-homebrew
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  update-formula:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Extract version from tag
+        id: version
+        run: |
+          VERSION="${GITHUB_REF#refs/tags/v}"
+          echo "version=${VERSION}" >> $GITHUB_OUTPUT
+          echo "Version: ${VERSION}"
+
+      - name: Checkout homebrew-tap repository
+        uses: actions/checkout@v6
+        with:
+          repository: siderolabs/homebrew-tap
+          token: ${{ secrets.HOMEBREW_TAP_TOKEN }}
+          path: homebrew-tap
+
+      - name: Update Homebrew formula
+        env:
+          VERSION: ${{ steps.version.outputs.version }}
+        run: |
+          cd homebrew-tap
+
+          FORMULA="Formula/talosctl.rb"
+          CURRENT_VERSION=$(grep -Po 'version "\K(\d+\.\d+\.\d+)' "${FORMULA}")
+          echo "Current version: ${CURRENT_VERSION}"
+          echo "New version: ${VERSION}"
+
+          grep -Po '(url "\K[^"]+)|(sha256 "\K[^"]+)' "${FORMULA}" | while IFS= read -r url && read -r old_hash; do
+            new_url="${url//\#\{version\}/${VERSION}}"
+
+            echo "===> Downloading ${new_url}..."
+            wget -q -O /tmp/talosctl-binary "${new_url}"
+
+            echo "=====> Calculating SHA256 checksum..."
+            new_hash=$(sha256sum /tmp/talosctl-binary | awk '{print $1}')
+            echo "=====> Old hash: ${old_hash}"
+            echo "=====> New hash: ${new_hash}"
+
+            echo "=====> Updating hash in formula..."
+            sed -i "s/${old_hash}/${new_hash}/" "${FORMULA}"
+
+            rm /tmp/talosctl-binary
+          done
+
+          echo "===> Updating version in formula: ${CURRENT_VERSION} -> ${VERSION}"
+          sed -i "s/${CURRENT_VERSION}/${VERSION}/g" "${FORMULA}"
+
+          echo "===> Updated formula:"
+          cat "${FORMULA}"
+
+      - name: Commit and push changes
+        env:
+          VERSION: ${{ steps.version.outputs.version }}
+        run: |
+          cd homebrew-tap
+
+          git config user.name "github-actions[bot]"
+          git config user.email "github-actions[bot]@users.noreply.github.com"
+
+          git checkout -b "update-talosctl-v${VERSION}"
+          git add Formula/talosctl.rb
+          git commit -m "chore: update talosctl to v${VERSION}"
+          git push origin "update-talosctl-v${VERSION}"
+
+      - name: Create Pull Request
+        env:
+          VERSION: ${{ steps.version.outputs.version }}
+          GH_TOKEN: ${{ secrets.HOMEBREW_TAP_TOKEN }}
+        run: |
+          cd homebrew-tap
+
+          gh pr create \
+            --title "chore: update talosctl to v${VERSION}" \
+            --body "Automated update of talosctl formula to version v${VERSION}
+
+          This PR was automatically generated by the update-homebrew workflow.
+
+          Release: https://github.com/${{ github.repository }}/releases/tag/v${VERSION}" \
+            --head "update-talosctl-v${VERSION}" \
+            --base main