return artifact digest on upload

Signed-off-by: Brian DeHamer <bdehamer@github.com>

packages/artifact/__tests__/upload-artifact.test.ts

@@ -281,7 +281,7 @@ describe('upload-artifact', () => {
       }
     )
 
-    const {id, size} = await uploadArtifact(
+    const {id, size, digest} = await uploadArtifact(
       fixtures.inputs.artifactName,
       fixtures.files.map(file =>
         path.join(fixtures.uploadDirectory, file.name)
@@ -291,6 +291,8 @@ describe('upload-artifact', () => {
 
     expect(id).toBe(1)
     expect(size).toBe(loadedBytes)
+    expect(digest).toBeDefined()
+    expect(digest).toHaveLength(64)
 
     const extractedDirectory = path.join(
       fixtures.uploadDirectory,

packages/artifact/src/internal/shared/interfaces.ts

@@ -12,6 +12,11 @@ export interface UploadArtifactResponse {
    * This ID can be used as input to other APIs to download, delete or get more information about an artifact: https://docs.github.com/en/rest/actions/artifacts
    */
   id?: number
+
+  /**
+   * The SHA256 digest of the artifact that was created. Not provided if no artifact was uploaded
+   */
+  digest?: string
 }
 
 /**

packages/artifact/src/internal/upload/upload-artifact.ts

@@ -110,6 +110,7 @@ export async function uploadArtifact(
 
   return {
     size: uploadResult.uploadSize,
+    digest: uploadResult.sha256Hash,
     id: Number(artifactId)
   }
 }