feat: artifact push and pull actions

pull/action.yml

@@ -0,0 +1,39 @@
+# SPDX-License-Identifier: EUPL-1.2
+name: "Artifact Pull"
+description: "Download and extract a workflow artifact"
+author: "Louis Seubert"
+inputs:
+  name:
+    description: >
+      The name of the artifact to download.
+    required: true
+  path:
+    description: >
+      The directory to extract the artifact into.
+    required: false
+    default: "."
+  repository:
+    description: >
+      The owner and repository name, separated by a slash, to download the
+      artifact from.
+    required: false
+    default: "${{ github.repository }}"
+  run-id:
+    description: >
+      The ID of the workflow run to download the artifact from.
+    required: false
+    default: "${{ github.run_id }}"
+  github-token:
+    description: >
+      The token used to access the target repository. Must have read access to
+      its actions.
+    required: false
+    default: "${{ github.token }}"
+outputs:
+  download-path:
+    description: >
+      The absolute path of the directory the artifact was extracted into.
+runs:
+  using: "docker"
+  image: "../Dockerfile"
+  args: ["pull"]