fix: address triaged review findings

app/gitea.test.js

@@ -1,12 +1,11 @@
 import { describe, it, afterEach, mock } from 'node:test';
 import assert from 'node:assert/strict';
 import axios from 'axios';
+import { getPRDiff, filterDiff, postComment } from './gitea.js';
 
 afterEach(() => mock.restoreAll());
 
-describe('gitea', async () => {
-  const { getPRDiff, filterDiff, postComment } = await import('./gitea.js');
-
+describe('gitea', () => {
   it('getPRDiff calls Gitea diff API with Authorization header', async () => {
     let capturedUrl, capturedOpts;
     mock.method(axios, 'get', async (url, opts) => {
@@ -59,9 +58,7 @@ describe('gitea', async () => {
   });
 });
 
-describe('filterDiff', async () => {
-  const { filterDiff } = await import('./gitea.js');
-
+describe('filterDiff', () => {
   const block = (file) => `diff --git a/${file} b/${file}\n--- a/${file}\n+++ b/${file}\n@@ -1 +1 @@\n-old\n+new\n`;
 
   it('filters out configured folder blocks', () => {