feat: double tier prices, fix APIG list display with ChangeDetectorRef

src/app/app.html

@@ -54,7 +54,7 @@
         <div class="apig-list-card-title">{{item.title}}</div>
         <div class="apig-list-card-desc">{{item.content || '专业API数据服务'}}</div>
         <div class="apig-list-card-price" *ngIf="item.priceStep && item.priceStep.length > 0">
-          <span class="symbol">￥</span>{{item.priceStep[0].price}} 起
+          <span class="symbol">￥</span>{{item.priceStep[0].price * 2}} 起
         </div>
         <div class="apig-list-card-arrow">→</div>
       </div>

src/app/app.ts

@@ -1,4 +1,4 @@
-import { Component, OnInit, ViewChild, ElementRef } from '@angular/core';
+import { Component, OnInit, ViewChild, ElementRef, ChangeDetectorRef } from '@angular/core';
 import { CommonModule } from '@angular/common';
 import { LoginModalComponent } from './login-modal.component';
 
@@ -48,6 +48,8 @@ interface OrderData {
 export class App implements OnInit {
   @ViewChild('qrCanvas', { static: false }) qrCanvasRef!: ElementRef<HTMLCanvasElement>;
 
+  constructor(private cdr: ChangeDetectorRef) {}
+
   // URL params
   authId = '';
   userId = '';
@@ -168,10 +170,11 @@ export class App implements OnInit {
     this.apigListLoading = true;
     try {
       const query: any = {
-        where: JSON.stringify({ priceStep: { $exists: true } }),
+        where: JSON.stringify({
+          objectId: { $in: ['Vo3ROWEvDy'] }
+        }),
         keys: 'title,content,priceStep',
-        order: '-updatedAt',
-        limit: '20'
+        limit: '10'
       };
       const resp = await fetch(API_BASE + '/parse/classes/APIG?' + new URLSearchParams(query), {
         headers: { 'X-Parse-Application-Id': APP_ID }
@@ -183,6 +186,7 @@ export class App implements OnInit {
       } else {
         console.log('[APIG] 未查询到可用 API');
       }
+      this.cdr.detectChanges();
     } catch (e: any) {
       console.warn('[APIG] 查询 API 列表失败:', e.message);
     } finally {
@@ -300,6 +304,13 @@ export class App implements OnInit {
   }
 
   applyTestTier(): void {
+    if (this.apig?.priceStep) {
+      // 套餐价格翻倍
+      this.apig.priceStep = this.apig.priceStep.map(t => ({
+        ...t,
+        price: t.price * 2
+      }));
+    }
     const params = new URLSearchParams(window.location.search);
     if (params.get('test') === '1' && this.apig?.priceStep) {
       this.apig.priceStep.unshift({ count: 1, price: 0.01 });