Allow non-root container (#264)

* Allow non-root container

* format

* add lint:fix and fix lint errors

* fix tests and volume mounts

packages/k8s/tests/e2e-test.ts

@@ -26,6 +26,7 @@ describe('e2e', () => {
   afterEach(async () => {
     await testHelper.cleanup()
   })
+
   it('should prepare job, run script step, run container step then cleanup without errors', async () => {
     await expect(
       prepareJob(prepareJobData.args, prepareJobOutputFilePath)

packages/k8s/tests/prepare-job-test.ts

@@ -231,4 +231,20 @@ describe('Prepare job', () => {
       expect(() => content.context.services[0].image).not.toThrow()
     }
   )
+
+  it('should prepare job with container with non-root user', async () => {
+    prepareJobData.args!.container!.image =
+      'ghcr.io/actions/actions-runner:latest' // known to use user 1001
+    await expect(
+      prepareJob(prepareJobData.args, prepareJobOutputFilePath)
+    ).resolves.not.toThrow()
+
+    const content = JSON.parse(
+      fs.readFileSync(prepareJobOutputFilePath).toString()
+    )
+    expect(content.state.jobPod).toBeTruthy()
+    expect(content.context.container.image).toBe(
+      'ghcr.io/actions/actions-runner:latest'
+    )
+  })
 })