feat: 初始化DevOps平台后端

src/process-definitions/process-definitions.service.spec.ts

@@ -0,0 +1,22 @@
+import { ProcessDefinitionsService } from './process-definitions.service';
+
+/**
+ * 确保后端暴露的 BPMN 节点与 deploy run step 映射保持一致。
+ */
+describe('ProcessDefinitionsService', () => {
+  it('returns the release BPMN definition and canonical node ids', () => {
+    const service = new ProcessDefinitionsService();
+    const definition = service.getReleaseProcess();
+
+    expect(definition.key).toBe('release');
+    expect(definition.xml).toContain('bpmn:definitions');
+    expect(definition.nodeIds).toEqual([
+      'start-release',
+      'gitea-check',
+      'jenkins-build',
+      'health-check',
+      'notify-wecom',
+      'finish-release',
+    ]);
+  });
+});