Support direct file uploads (#764)

* Cache licenses

* Bump minimatch to 10.1.1

* Try fixing licenced issues

* More licensed fixes

* Support direct file uploads

* Add CI tests for direct uploads

* Use download-artifact@main temporarily

* CI: clean up artifacts on successful runs

* Use script v8

* Fix some issues with the cleanup

* Add unit tests

* Clarify naming

action.yml

@@ -3,10 +3,10 @@ description: 'Upload a build artifact that can be used by subsequent workflow st
 author: 'GitHub'
 inputs:
   name:
-    description: 'Artifact name'
+    description: 'Artifact name. If the `archive` input is `false`, the name of the file uploaded will be the artifact name.'
     default: 'artifact'
   path:
-    description: 'A file, directory or wildcard pattern that describes what to upload'
+    description: 'A file, directory or wildcard pattern that describes what to upload.'
     required: true
   if-no-files-found:
     description: >
@@ -45,6 +45,12 @@ inputs:
       If true, hidden files will be included in the artifact.
       If false, hidden files will be excluded from the artifact.
     default: 'false'
+  archive:
+    description: >
+      If true, the artifact will be archived (zipped) before uploading.
+      If false, the artifact will be uploaded as-is without archiving.
+      When `archive` is `false`, only a single file can be uploaded. The name of the file will be used as the artifact name (ignoring the `name` parameter).
+    default: 'true'
 
 outputs:
   artifact-id: