fix(審查流程): 修正 bot 跳過、JSON 驗證與排除比對邊界

src/test/comments.test.js

@@ -87,6 +87,10 @@ describe('parseLocation', () => {
     assert.equal(parseLocation('app/preflight.test.js'), null);
   });
 
+  it('returns null when the parsed line number is zero', () => {
+    assert.equal(parseLocation('app/preflight.js:0'), null);
+  });
+
   it('returns null when multiple files are listed', () => {
     assert.equal(parseLocation('Dockerfile, app/git.js, app/gitea.js'), null);
   });