feat(aihr): harden M0-M2 mobile training flows

mobile-uni/tests/broadcast.test.mjs

@@ -4,6 +4,17 @@ import test from 'node:test';
 
 const read = (path) => readFile(new URL(path, import.meta.url), 'utf8');
 
+const centeredButtonRule = (source, selector) => {
+  const rule = source.match(new RegExp(`\\.${selector}\\s*\\{([^}]*)\\}`))?.[1] || '';
+
+  assert.ok(rule, `missing .${selector} style rule`);
+  assert.match(rule, /display:\s*flex/);
+  assert.match(rule, /align-items:\s*center/);
+  assert.match(rule, /justify-content:\s*center/);
+  assert.match(rule, /padding:\s*0(?:;|\s)/);
+  assert.match(rule, /line-height:\s*1(?:;|\s)/);
+};
+
 test('银城大喇叭仅使用认证后的真实广播接口', async () => {
   const service = await read('../src/services/broadcast.ts');
 
@@ -74,3 +85,18 @@ test('消息详情只交接短期且账号绑定的消息 ID，再进入问模
   assert.match(service, /context\.accountKey !== accountKey \|\| context\.expiresAt <= now/);
   assert.match(service, /clearBroadcastQuestionContext\(\)/);
 });
+
+test('M0/M1 的短文本操作控件始终在可点击区域内居中', async () => {
+  const [base, list, detail, ask] = await Promise.all([
+    read('../src/styles/base.css'),
+    read('../src/pages/user/broadcast/index.vue'),
+    read('../src/pages/user/broadcast/detail.vue'),
+    read('../src/pages/user/sop/index.vue')
+  ]);
+
+  assert.match(base, /\.primary-button,\s*\.secondary-button,\s*\.ghost-button\s*\{[^}]*display:\s*flex[^}]*align-items:\s*center[^}]*justify-content:\s*center/);
+  centeredButtonRule(list, 'scope-tab');
+  centeredButtonRule(list, 'load-more');
+  centeredButtonRule(detail, 'ask-message-button');
+  centeredButtonRule(ask, 'broadcast-context-action');
+});