Add support for multiple platforms (#102)

action.yml

@@ -18,30 +18,51 @@ inputs:
 outputs:
   added_files:
     description: List of added files.
+    value: ${{ steps.changed-files.outputs.added_files }}
   copied_files:
     description: List of copied files.
+    value: ${{ steps.changed-files.outputs.copied_files }}
   deleted_files:
     description: List of deleted files.
+    value: ${{ steps.changed-files.outputs.deleted_files }}
   modified_files:
     description: List of modified files.
+    value: ${{ steps.changed-files.outputs.modified_files }}
   renamed_files:
     description: List of renamed files.
+    value: ${{ steps.changed-files.outputs.renamed_files }}
   changed_files:
     description: List of changed files.
+    value: ${{ steps.changed-files.outputs.changed_files }}
   unmerged_files:
     description: List of unmerged files.
+    value: ${{ steps.changed-files.outputs.unmerged_files }}
   unknown_files:
     description: List of unknown files.
+    value: ${{ steps.changed-files.outputs.unknown_files }}
   all_changed_files:
     description: List of all changed files.
+    value: ${{ steps.changed-files.outputs.all_changed_files }}
   all_modified_files:
     description: List of all copied modified and added files.
+    value: ${{ steps.changed-files.outputs.all_modified_files }}
   any_changed:
     description: Return true only when any files provided using the files input have changed.
+    value: ${{ steps.changed-files.outputs.any_changed }}
 
 runs:
-  using: 'docker'
-  image: 'Dockerfile'
+  using: 'composite'
+  steps:
+    - run: |
+        bash $GITHUB_ACTION_PATH/entrypoint.sh
+      id: changed-files
+      shell: bash
+      env:
+        # INPUT_<VARIABLE_NAME> is not available in Composite run steps
+        # https://github.community/t/input-variable-name-is-not-available-in-composite-run-steps/127611
+        INPUT_TOKEN: ${{ inputs.github_token }}
+        INPUT_FILES: ${{ inputs.files }}
+        INPUT_SEPARATOR: ${{ inputs.separator }}
 
 branding:
   icon: file-text