feat(pipeline-tasks): 流水线人物。

src/pipeline-tasks/enums/pipeline-units.enum.ts

@@ -0,0 +1,7 @@
+export enum PipelineUnits {
+  checkout = 'checkout',
+  installDependencies = 'installDependencies',
+  test = 'test',
+  deploy = 'deploy',
+  cleanUp = 'cleanUp',
+}

src/pipeline-tasks/enums/task-statuses.enum.ts

@@ -0,0 +1,6 @@
+export enum TaskStatuses {
+  success = 'success',
+  failed = 'failed',
+  working = 'working',
+  pending = 'pending',
+}