automate homebrew release (#50)

Author: kyu08

.github/workflows/brew-release.yml

@@ -0,0 +1,27 @@
+on:
+  push:
+    tags: 'v*'
+
+jobs:
+  homebrew:
+    name: Bump Homebrew formula
+    runs-on: ubuntu-latest
+    steps:
+      - name: Extract version
+        id: extract-version
+        run: |
+          echo "tag-name=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT
+      - uses: mislav/bump-homebrew-formula-action@v2
+        if: ${{ !contains(github.ref, '-') }} # skip prereleases
+        with:
+          formula-name: fzf-make
+          formula-path: Formula/fzf-make.rb
+          homebrew-tap: kyu08/homebrew-tap
+          base-branch: main
+          download-url: https://github.com/kyu08/fzf-make/releases/download/${{ steps.extract-version.outputs.tag-name }}/fzf-make
+          commit-message: |
+            {{formulaName}} {{version}}
+
+            Created by https://github.com/mislav/bump-homebrew-formula-action
+        env:
+          COMMITTER_TOKEN: ${{ secrets.COMMITTER_TOKEN }}