enhance set output

.github/workflows/workflow.yml

@@ -22,9 +22,18 @@ jobs:
         channel: [stable, beta, master]
     steps:
     - uses: actions/checkout@v3
-    - uses: ./
+    - id: flutter-action
+      uses: ./
       with:
         channel: ${{ matrix.channel }}
+    - name: Echo outputs
+      run: |
+        echo cache-path=${{ steps.flutter-action.outputs.cache-path }}
+        echo cache-key=${{ steps.flutter-action.outputs.cache-key }}
+        echo channel=${{ steps.flutter-action.outputs.channel }}
+        echo version=${{ steps.flutter-action.outputs.version }}
+        echo architecture=${{ steps.flutter-action.outputs.architecture }}
+      shell: bash
     - run: dart --version
       shell: bash
     - run: flutter --version

README.md

@@ -171,3 +171,21 @@ Note: `cache-key` and `cache-path` has support for several dynamic values:
 - `:arch:`
 - `:hash:`
 - `:sha256:`
+
+Use outputs from `flutter-action`:
+
+```yaml
+steps:
+- uses: actions/checkout@v3
+- id: flutter-action
+  uses: subosito/flutter-action@v2
+  with:
+    channel: 'stable'
+- run: |
+    echo cache-path=${{ steps.flutter-action.outputs.cache-path }}
+    echo cache-key=${{ steps.flutter-action.outputs.cache-key }}
+    echo channel=${{ steps.flutter-action.outputs.channel }}
+    echo version=${{ steps.flutter-action.outputs.version }}
+    echo architecture=${{ steps.flutter-action.outputs.architecture }}
+  shell: bash
+```

action.yml

@@ -29,6 +29,17 @@ inputs:
     description: 'The architecture of Flutter SDK executable (x64 or arm64)'
     required: false
     default: '${{ runner.arch }}'
+outputs:
+  cache-path:
+    value: '${{ steps.flutter-action.outputs.cache-path }}'
+  cache-key:
+    value: '${{ steps.flutter-action.outputs.cache-key }}'
+  channel:
+    value: '${{ steps.flutter-action.outputs.channel }}'
+  version:
+    value: '${{ steps.flutter-action.outputs.version }}'
+  architecture:
+    value: '${{ steps.flutter-action.outputs.architecture }}'
 runs:
   using: 'composite'
   steps: