test: cover Docker Hub OIDC with registry-auth

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

__tests__/context.test.ts

@@ -54,6 +54,25 @@ test('getAuthList skips secret masking when registry-auth password is absent', a
   });
 });
 
+test('getAuthList supports password-less Docker Hub registry-auth for OIDC', async () => {
+  const [auth] = getAuthList({
+    registry: '',
+    username: '',
+    password: '',
+    scope: '',
+    ecr: '',
+    logout: true,
+    registryAuth: '- username: docker-org\n'
+  });
+
+  expect(auth).toMatchObject({
+    registry: 'docker.io',
+    username: 'docker-org',
+    password: undefined,
+    ecr: 'auto'
+  });
+});
+
 test('getAuthList masks registry-auth password when present', async () => {
   const stdoutWriteSpy = vi.spyOn(process.stdout, 'write').mockImplementation(() => true);
   getAuthList({