feat: 小程序连接服务器IP + 同步未提交开发

- miniprogram/config.js: BASE_URL 指向 http://192.227.237.8:3001
- 动作标题中文化(nameZh)，搜索匹配 name/nameZh/nameEn
- 新增计划/收藏/我的 等页面与组件
- 后端 Docker 化(Dockerfile/.dockerignore)与翻译脚本
- .gitignore 补充 .DS_Store

miniprogram/components/bottom-nav/index.js

@@ -1,12 +1,13 @@
 Component({
   properties: {
-    active: { type: String, value: 'home' } // 'home' | 'category' | 'plan'
+    active: { type: String, value: 'home' } // 'home' | 'category' | 'mine'
   },
   data: {
     items: [
       { key: 'home', label: '首页', emoji: '🏠', page: '/pages/index/index' },
       { key: 'category', label: '分类', emoji: '📚', page: '/pages/category/category' },
-      { key: 'plan', label: '计划', emoji: '📋', page: '/pages/collection/collection' }
+      { key: 'plans', label: '计划', emoji: '📋', page: '/pages/my-plans/my-plans' },
+      { key: 'mine', label: '我的', emoji: '👤', page: '/pages/profile/profile' }
     ]
   },
   methods: {

miniprogram/components/bottom-nav/index.wxss

@@ -9,6 +9,7 @@
   z-index: 60;
 }
 .bn__item {
+  position: relative;
   flex: 1;
   display: flex;
   flex-direction: column;
@@ -16,6 +17,15 @@
   padding: 16rpx 0 14rpx;
   color: var(--text-3);
 }
+.bn__item--active::before {
+  content: '';
+  position: absolute;
+  top: 0; left: 50%;
+  transform: translateX(-50%);
+  width: 48rpx; height: 4rpx;
+  border-radius: 999rpx;
+  background: linear-gradient(90deg, var(--gold), var(--gold-2));
+}
 .bn__item--active { color: var(--gold); }
 .bn__emoji { font-size: 40rpx; line-height: 1; }
 .bn__label { font-size: 22rpx; margin-top: 6rpx; }