Bump download artifact action to v4 (#67)

Signed-off-by: Raul Sanchez-Mateos <[email protected]>

external/download-artifact/action.yml

@@ -1,22 +1,65 @@
-name: 'download-artifact'
-description: 'https://github.com/actions/upload-artifact/blob/main/action.yml'
+name: 'Download a Build Artifact'
+
+description: |
+  'Download a build artifact that was previously uploaded in the workflow by the upload-artifact action.'
+  'See https://github.com/actions/download-artifact/blob/main/action.yml for more details.'
 
 inputs:
 
   name:
-    description: 'Artifact name'
+    description: 'Name of the artifact to download. If unspecified, all artifacts for the run are downloaded.'
     required: false
 
   path:
-    description: 'Destination path'
+    description: 'Destination path. Supports basic tilde expansion. Defaults to $GITHUB_WORKSPACE'
+    required: false
+
+  pattern:
+    description: 'A glob pattern matching the artifacts that should be downloaded. Ignored if name is specified.'
+    required: false
+
+  merge-multiple:
+    description: 'When multiple artifacts are matched, this changes the behavior of the destination directories.
+      If true, the downloaded artifacts will be in the same directory specified by path.
+      If false, the downloaded artifacts will be extracted into individual named directories within the specified path.'
+    required: false
+    default: 'false'
+
+  github-token:
+    description: 'The GitHub token used to authenticate with the GitHub API.
+      This is required when downloading artifacts from a different repository or from a different workflow run.
+      If this is not specified, the action will attempt to download artifacts from the current repository and the current workflow run.'
+    required: false
+
+  repository:
+    description: 'The repository owner and the repository name joined together by "/".
+      If github-token is specified, this is the repository that artifacts will be downloaded from.'
     required: false
+    default: ${{ github.repository }}
+
+  run-id:
+    description: 'The id of the workflow run where the desired download artifact was uploaded from.
+      If github-token is specified, this is the run that artifacts will be downloaded from.'
+    required: false
+    default: ${{ github.run_id }}
+
+outputs:
+  download-path:
+    description: 'Path of artifact download'
+    value: ${{ steps.download_artifact.outputs.download-path }}
 
 runs:
   using: composite
   steps:
 
     - name: Download artifacts
-      uses: actions/download-artifact@v3
+      id: download_artifact
+      uses: actions/download-artifact@v4
       with:
         name: ${{ inputs.name }}
         path: ${{ inputs.path }}
+        pattern: ${{ inputs.pattern }}
+        merge-multiple: ${{ inputs.merge-multiple }}
+        github-token: ${{ inputs.github-token }}
+        repository: ${{ inputs.repository }}
+        run-id: ${{ inputs.run-id }}