Add skip checkout input

action.yml

@@ -9,6 +9,10 @@ inputs:
     description: The head ref to checkout. If not provided, the head default branch is used.
     required: false
     default: ${{ github.sha }}
+  skip-checkout:
+    description: "Disable actions/checkout for head-ref. Useful for when the checkout happens in a previous step and file are modified outside of git through other actions"
+    required: false
+    default: 'false'    
   default-branch:
     description: The default branch to use for the base ref.
     required: false
@@ -92,6 +96,7 @@ runs:
         node-version: 20
 
     - uses: actions/checkout@v4
+      if: ${{ inputs.skip-checkout != 'true' }}
       with:
         ref: ${{ inputs.head-ref }}
 
@@ -159,7 +164,7 @@ runs:
               steps.config.outputs.aws-region != 'null' && 
               steps.config.outputs.terraform-plan-role != '' && 
               steps.config.outputs.terraform-plan-role != 'null' }}
-      uses: aws-actions/configure-aws-credentials@v4.0.2
+      uses: aws-actions/configure-aws-credentials@v4
       with:
         aws-region: ${{ steps.config.outputs.aws-region }}
         role-to-assume: ${{ steps.config.outputs.terraform-plan-role }}