Caskのテストをするactionsを統合する

.github/workflows/ci.yml

@@ -9,10 +9,7 @@
 
 name: CI
 
-on:
-  pull_request:
-    paths:
-      - Casks/voicevox.rb
+on: pull_request
 
 env:
   HOMEBREW_DEVELOPER: 1
@@ -28,6 +25,23 @@ permissions:
   contents: read
 
 jobs:
+  get-changed-casks:
+    outputs:
+      changed-casks: ${{ steps.changed-casks.outputs.all_modified_files }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out Pull Request
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Get changed casks
+        id: changed-casks
+        uses: tj-actions/[email protected]
+        with:
+          files: |
+            Casks/*.rb
+
   generate-matrix:
     outputs:
       matrix: ${{ steps.generate-matrix.outputs.matrix }}
@@ -54,7 +68,9 @@ jobs:
 
   test:
     name: ${{ matrix.name }}
-    needs: generate-matrix
+    needs:
+      - get-changed-casks
+      - generate-matrix
     runs-on: ${{ matrix.runner }}
     strategy:
       fail-fast: false
@@ -147,7 +163,8 @@ jobs:
         run: |
           brew audit --cask ${{ join(matrix.audit_args, ' ') }}${{ (matrix.cask && ' ') || ' --tap ' }}'${{ matrix.cask.token || matrix.tap }}'
         timeout-minutes: 30
-        if: >
+        if: >-
+          contains(needs.get-changed-casks.outputs.changed-casks, 'Casks/voicevox.rb') &&
           always() &&
           contains(fromJSON('["success", "skipped"]'), steps.readall.outcome) &&
           (!matrix.cask || steps.fetch.outcome == 'success') &&