feat: 添加 Plus 模式下的自动运行风险提示逻辑，支持超过 3 轮的警告和确认模态框

tests/sidepanel-auto-run-risk-warning.test.js

@@ -65,6 +65,48 @@ return { shouldWarnAutoRunFallbackRisk };
   assert.equal(api.shouldWarnAutoRunFallbackRisk(10, true), true);
 });
 
+test('Plus auto-run risk warning only starts above 3 runs in Plus mode', () => {
+  const bundle = extractFunction('shouldWarnPlusAutoRunRisk');
+
+  const api = new Function(`
+const AUTO_RUN_PLUS_RISK_WARNING_MAX_SAFE_RUNS = 3;
+${bundle}
+return { shouldWarnPlusAutoRunRisk };
+`)();
+
+  assert.equal(api.shouldWarnPlusAutoRunRisk(3, true), false);
+  assert.equal(api.shouldWarnPlusAutoRunRisk(4, true), true);
+  assert.equal(api.shouldWarnPlusAutoRunRisk(10, false), false);
+});
+
+test('Plus auto-run risk modal uses PayPal account warning copy', async () => {
+  const bundle = extractFunction('openPlusAutoRunRiskConfirmModal');
+
+  const api = new Function(`
+let capturedOptions = null;
+async function openConfirmModalWithOption(options) {
+  capturedOptions = options;
+  return { confirmed: true, optionChecked: true };
+}
+${bundle}
+return {
+  openPlusAutoRunRiskConfirmModal,
+  getCapturedOptions() {
+    return capturedOptions;
+  },
+};
+`)();
+
+  const result = await api.openPlusAutoRunRiskConfirmModal(4);
+  const options = api.getCapturedOptions();
+
+  assert.deepStrictEqual(result, { confirmed: true, dismissPrompt: true });
+  assert.equal(options.title, 'Plus 自动轮数提醒');
+  assert.match(options.message, /轮数过多可能造成 PayPal 或账号快速封号/);
+  assert.match(options.message, /不要贪杯哦/);
+  assert.equal(options.confirmLabel, '我知道了，继续');
+});
+
 test('auto-run fallback risk modal uses the single-node warning copy', async () => {
   const bundle = extractFunction('openAutoRunFallbackRiskConfirmModal');