Add taskID and tests

Signed-off-by: Fabio Vincenzi <fabio.vincenzi2001@gmail.com>

plugins/scaffolder-backend/src/scaffolder/tasks/NunjucksWorkflowRunner.test.ts

@@ -684,6 +684,34 @@ describe('NunjucksWorkflowRunner', () => {
 
       expect(output.foo).toEqual('BACKSTAGE');
     });
+
+    it('should include task ID in the templated context', async () => {
+      const task = createMockTaskWithSpec({
+        apiVersion: 'scaffolder.backstage.io/v1beta3',
+        steps: [
+          {
+            id: 'test',
+            name: 'name',
+            action: 'jest-mock-action',
+            input: {
+              values: {
+                taskId: '${{context.task.id}}',
+              },
+            },
+          },
+        ],
+        output: {},
+        parameters: {},
+      });
+
+      await runner.execute(task);
+
+      expect(fakeActionHandler).toHaveBeenCalledWith(
+        expect.objectContaining({
+          input: { values: { taskId: 'test-workspace' } },
+        }),
+      );
+    });
   });
 
   describe('redactions', () => {

plugins/scaffolder-backend/src/scaffolder/tasks/NunjucksWorkflowRunner.ts

@@ -80,6 +80,11 @@ type TemplateContext = {
     ref?: string;
   };
   each?: JsonValue;
+  context: {
+    task: {
+      id: string;
+    };
+  };
 };
 
 type CheckpointState =
@@ -480,11 +485,15 @@ export class NunjucksWorkflowRunner implements WorkflowRunner {
 
       const taskTrack = await this.tracker.taskStart(task);
       await fs.ensureDir(workspacePath);
-
       const context: TemplateContext = {
         parameters: task.spec.parameters,
         steps: {},
         user: task.spec.user,
+        context: {
+          task: {
+            id: taskId,
+          },
+        },
       };
 
       const [decision]: PolicyDecision[] =