Checkout action (#53)

* using checkout in action

* trying checkout

* fix repo string

* Trying to fetch the latest release artifact

* tmp using checkout-action branch

* fixed action.yml

* trying to get it run

* switching back to swift run

* changing ref version

---------

Co-authored-by: Alex Guretzki <alexander.guretzki@adyen.com>

Author: goergisn

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

@@ -56,7 +56,7 @@ jobs:
         noTargetBranch: 'no target branch'
 
     - name: 🔍 Detect Changes
-      uses: Adyen/adyen-swift-public-api-diff@main
+      uses: Adyen/adyen-swift-public-api-diff@checkout-action
       id: public_api_diff
       with:
         platform: "macOS"

action.yml

@@ -13,6 +13,10 @@ inputs:
 runs:
     using: 'composite'
     steps:
+    - uses: actions/checkout@v4
+      with:
+        repository: "Adyen/adyen-swift-public-api-diff"
+        ref: "0.4.0"
     - name: "Run Diff"
       run: |
         NEW=${{ inputs.new }}