feat(3143): Add regex for stage setup or teardown job names

config/regex.js

@@ -45,6 +45,8 @@ module.exports = {
     JOB_NAME: /^(([\w-]+)|(?:stage@([\w-]+):(setup|teardown)))$/,
     // PR JOB Name can only be PR-1 or PR-1:main, group1: PR-prNum, group2: jobName
     PR_JOB_NAME: /^(PR-\d+)(?::([\w-]+))?$/,
+    // Stage setup or teardown job name. Can be stage@stage-name:setup or stage@stage-name:teardown
+    STAGE_SETUP_TEARDOWN_JOB_NAME: /^stage@([\w-]+):(setup|teardown)$/,
     // Match all possible job name
     ALL_JOB_NAME: /^(PR-[0-9]+:)?[\w-@:]+$/,
     // Internal trigger like ~component or ~main

test/config/regex.test.js

@@ -524,4 +524,29 @@ describe('config regex', () => {
             });
         });
     });
+
+    describe('stageSetupTeardown', () => {
+        const stageSetupTeardownRegex = config.regex.STAGE_SETUP_TEARDOWN_JOB_NAME;
+
+        it('matches valid stage setup or teardown jobs', () => {
+            ['stage@alpha:setup', 'stage@alpha:teardown'].forEach(trigger => {
+                assert.isTrue(stageSetupTeardownRegex.test(trigger));
+            });
+        });
+
+        it('does not match invalid stage setup or teardown jobs', () => {
+            [
+                'stage@alpha',
+                'alpha-deploy',
+                'alpha:setup',
+                'stage@setup',
+                'stage@alpha:deploy',
+                'stage@teardown',
+                'sd@1234:stage@alpha:setup',
+                'sd@1234:stage@alpha:teardown'
+            ].forEach(trigger => {
+                assert.isFalse(stageSetupTeardownRegex.test(trigger));
+            });
+        });
+    });
 });