Adding initial Action

Author: goergisn

.github/workflows/detect-api.changes.yml

@@ -33,11 +33,8 @@ jobs:
       with:
         fetch-depth: 0
 
-    - name: 🔍 Detect Changes
+    - name: 👾 Define Diff Versions
       run: |
-        PROJECT_FOLDER=$PWD
-        echo $PROJECT_FOLDER
-        
         NEW="${{ env.source }}~${{ env.githubRepo }}"
         if [[ '${{ github.head_ref || env.noTargetBranch }}' == 'release/*' ]]
         then
@@ -47,14 +44,25 @@ jobs:
             OLD="${{ env.target }}~${{ env.githubRepo }}"
         fi
         
-        swift run public-api-diff project --new "$NEW" --old "$OLD" --platform macos --output "$PROJECT_FOLDER/api_comparison.md" --log-level debug --log-output "$PROJECT_FOLDER/logs.txt"
-        cat "$PROJECT_FOLDER/logs.txt"
-        cat "$PROJECT_FOLDER/api_comparison.md" >> $GITHUB_STEP_SUMMARY
+        echo "OLD=$OLD" >> $GITHUB_OUTPUT
+        echo "NEW=$NEW" >> $GITHUB_OUTPUT
       env:
         source: '${{ github.event.inputs.new || github.head_ref }}'
         target: '${{ github.event.inputs.old || github.event.pull_request.base.ref }}'
         githubRepo: '${{github.server_url}}/${{github.repository}}.git'
         noTargetBranch: 'no target branch'
+        
+    - name: 🔍 Detect Changes
+      run: |
+        echo "OUTPUTS: ${{ env.steps.vars.outputs }}"
+        echo "NEW: ${{ env.steps.vars.outputs.NEW }}"
+        echo "OLD: ${{ env.steps.vars.outputs.OLD }}"
+        
+        PROJECT_FOLDER=$PWD
+        echo $PROJECT_FOLDER
+        swift run public-api-diff project --new "$NEW" --old "$OLD" --platform macos --output "$PROJECT_FOLDER/api_comparison.md" --log-level debug --log-output "$PROJECT_FOLDER/logs.txt"
+        cat "$PROJECT_FOLDER/logs.txt"
+        cat "$PROJECT_FOLDER/api_comparison.md" >> $GITHUB_STEP_SUMMARY
        
     - if: ${{ github.event.pull_request.base.ref != '' }}
       name: 📝 Comment on PR

action.yml

@@ -0,0 +1,30 @@
+name: 'Swift Public API Diff'
+description: 'Diff 2 versions of your Swift SDK'
+inputs:
+    platform:
+        description: 'The platform to build the project for (iOS/macOS)'
+        required: true
+    new:
+        description: 'Specify the updated version to compare to'
+        required: true
+    old:
+        description: 'Specify the old version to compare to'
+        required: true
+outputs:
+    markdown:
+        description: 'The generated markdown output'
+runs:
+    using: 'macos-14'
+    steps:
+    - name: "Run Diff"
+      run: |
+        PROJECT_FOLDER=$PWD
+        echo $PROJECT_FOLDER
+        swift run public-api-diff project --new "${NEW}" --old "$OLD" --platform "$PLATFORM" --output "$PROJECT_FOLDER/api_comparison.md" --log-level debug --log-output "$PROJECT_FOLDER/logs.txt"
+        cat "$PROJECT_FOLDER/logs.txt"
+        cat "$PROJECT_FOLDER/api_comparison.md" >> $GITHUB_OUTPUT
+      shell: bash
+      env:
+        NEW=${{ github.event.inputs.new }}
+        OLD=${{ github.event.inputs.old }}
+        PLATFORM=${{ github.event.inputs.platform }}