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/navbar/index.js

@@ -3,23 +3,40 @@ const app = getApp();
 Component({
   properties: {
     title: { type: String, value: '' },
-    showBack: { type: Boolean, value: false }
+    showBack: { type: Boolean, value: false },
+    // 拦截返回：为 true 时点击返回仅触发 bind:back 事件，由页面自行处理（如未保存草稿确认）
+    interceptBack: { type: Boolean, value: false }
   },
   data: {
-    statusBarHeight: 20
+    statusBarHeight: 20,
+    // 运行期根据页面栈动态决定：只有确实存在上一页时才显示返回键，
+    // 避免在底部 tab 根页（页面栈深度 = 1）误显示返回键
+    canBack: false
   },
   lifetimes: {
     attached() {
       const h = (app.globalData && app.globalData.statusBarHeight) || 20;
-      this.setData({ statusBarHeight: h });
+      const pages = getCurrentPages();
+      this.setData({
+        statusBarHeight: h,
+        canBack: pages.length > 1
+      });
     }
   },
   methods: {
     onBack() {
       const pages = getCurrentPages();
+
+      // 页面要求自行处理返回逻辑（典型场景：编辑页有未保存内容需确认）
+      if (this.data.interceptBack) {
+        this.triggerEvent('back');
+        return;
+      }
+
       if (pages.length > 1) {
-        wx.navigateBack();
+        wx.navigateBack({ delta: 1 });
       } else {
+        // 兜底：确实没有上一页时回到首页（正常 tab 根页不会显示返回键，此为保险）
         wx.reLaunch({ url: '/pages/index/index' });
       }
     }

miniprogram/components/navbar/index.wxml

@@ -1,7 +1,14 @@
 <view class="navbar">
   <view class="navbar__status" style="height: {{statusBarHeight}}px;"></view>
   <view class="navbar__bar">
-    <view wx:if="{{showBack}}" class="navbar__back" bindtap="onBack">‹</view>
+    <view
+      wx:if="{{showBack && canBack}}"
+      class="navbar__back"
+      hover-class="navbar__back--hover"
+      hover-stay-time="80"
+      bindtap="onBack">
+      <view class="navbar__arrow"></view>
+    </view>
     <view wx:if="{{title}}" class="navbar__title">{{title}}</view>
   </view>
 </view>

miniprogram/components/navbar/index.wxss

@@ -10,20 +10,51 @@
   display: flex;
   align-items: center;
   position: relative;
-  padding: 0 28rpx;
+  padding: 0 24rpx;
 }
+
+/* 返回键：整块左侧区域可点，热区远大于图标本身 */
 .navbar__back {
-  font-size: 56rpx;
-  color: var(--gold);
-  line-height: 1;
-  width: 60rpx;
+  position: relative;
+  width: 72rpx;
+  height: 88rpx;
+  display: flex;
+  align-items: center;
+  justify-content: flex-start;
+  margin-left: -10rpx;   /* 让箭头更贴近系统返回键位置 */
+  z-index: 2;
 }
+/* 扩展可点热区，提升命中率（左右留白也算可点） */
+.navbar__back::after {
+  content: '';
+  position: absolute;
+  left: 0;
+  right: -24rpx;
+  top: 0;
+  bottom: 0;
+}
+.navbar__back--hover { opacity: 0.5; }
+
+/* 用 CSS 绘制清晰、较粗的左箭头，避免依赖字体渲染 ‹ 字符 */
+.navbar__arrow {
+  width: 20rpx;
+  height: 20rpx;
+  border-left: 5rpx solid var(--gold);
+  border-bottom: 5rpx solid var(--gold);
+  transform: rotate(45deg);
+  margin-left: 14rpx;
+  box-sizing: border-box;
+}
+
 .navbar__title {
   position: absolute;
-  left: 0; right: 0;
+  left: 0;
+  right: 0;
   text-align: center;
   font-size: 34rpx;
   font-weight: 700;
   letter-spacing: 2rpx;
   color: var(--text);
+  z-index: 1;
+  pointer-events: none;   /* 不拦截返回键的点击 */
 }