trial: composite (#25)

* update action.yml to use composite

* set inputs as env

* use node-version-file to manage the node version easily

* move if and checkout steps to action.yml

* restore `uses:actions/checkout@v4` in test-action.yml

ref: #25 (comment)

* set if on each step

.github/workflows/test-action.yml

@@ -17,12 +17,8 @@ jobs:
     runs-on: ubuntu-latest
     permissions:
       pull-requests: write
-    if: github.event_name != 'issue_comment' || github.event.issue.pull_request
     steps:
-      - name: Checkout
-        id: checkout
-        uses: actions/checkout@v4
-
+      - uses: actions/checkout@v4
       - name: Test Local Action
         id: test-action
         uses: ./

action.yml

@@ -18,5 +18,18 @@ inputs:
     required: false
 
 runs:
-  using: node20
-  main: dist/index.js
+  using: 'composite'
+  steps:
+    - uses: actions/checkout@v4
+      if: github.event_name != 'issue_comment' || github.event.issue.pull_request
+    - uses: actions/setup-node@v3
+      with:
+        node-version-file: '.node-version'
+      if: github.event_name != 'issue_comment' || github.event.issue.pull_request
+    - run: 'node ${GITHUB_ACTION_PATH}/dist/index.js'
+      shell: bash
+      env:
+        INPUT_GITHUB_TOKEN: ${{ inputs.github_token }}
+        INPUT_THRESHOLD: ${{ inputs.threshold }}
+        INPUT_DEBUG: ${{ inputs.debug }}
+      if: github.event_name != 'issue_comment' || github.event.issue.pull_request