feat: 首页顶部加头像昵称问候 + 循环训练秒数步进改为±10

pages/index/index.wxml

@@ -1,12 +1,19 @@
 <view class="container page-enter" style="{{themeStyle}}">
 
-  <!-- 顶部问候 -->
+  <!-- 顶部问候:头像 + "昵称，准备好了吗？" -->
   <view class="greeting-row">
-    <view class="greeting-text">
-      <image class="greeting-icon" src="{{todayDone ? icons.successFill : icons.emojiFill}}" mode="aspectFit"></image>
-      <text class="greeting-title">{{todayDone ? '太棒了！' : '准备好了吗？'}}</text>
+    <!-- 圆形头像:无头像时回退人形图标占位 -->
+    <view class="greeting-avatar {{avatarUrl ? 'has-avatar' : ''}}">
+      <image
+        class="greeting-avatar-img"
+        src="{{avatarUrl || icons.peopleFill}}"
+        mode="{{avatarUrl ? 'aspectFill' : 'aspectFit'}}"
+      ></image>
+    </view>
+    <view class="greeting-main">
+      <text class="greeting-title">{{nickName || '运动达人'}}，{{todayDone ? '太棒了！' : '准备好了吗？'}}</text>
+      <text class="greeting-sub">{{todayDone ? '继续保持这个势头' : '今天的平板支撑等着你'}}</text>
     </view>
-    <text class="greeting-sub">{{todayDone ? '继续保持这个势头' : '今天的平板支撑等着你'}}</text>
   </view>
 
   <!-- 连续打卡卡片:火焰连胜 + 分段进度 -->
@@ -172,9 +179,9 @@
     <view class="circuit-row">
       <text class="circuit-row-label">每组时长</text>
       <view class="stepper">
-        <view class="stepper-btn" data-field="hold" data-delta="-5" bindtap="onCircuitStep">−</view>
+        <view class="stepper-btn" data-field="hold" data-delta="-10" bindtap="onCircuitStep">−</view>
         <text class="stepper-val">{{cHold}}秒</text>
-        <view class="stepper-btn" data-field="hold" data-delta="5" bindtap="onCircuitStep">+</view>
+        <view class="stepper-btn" data-field="hold" data-delta="10" bindtap="onCircuitStep">+</view>
       </view>
     </view>
 
@@ -190,9 +197,9 @@
     <view class="circuit-row">
       <text class="circuit-row-label">组间休息</text>
       <view class="stepper">
-        <view class="stepper-btn" data-field="rest" data-delta="-5" bindtap="onCircuitStep">−</view>
+        <view class="stepper-btn" data-field="rest" data-delta="-10" bindtap="onCircuitStep">−</view>
         <text class="stepper-val">{{cRest}}秒</text>
-        <view class="stepper-btn" data-field="rest" data-delta="5" bindtap="onCircuitStep">+</view>
+        <view class="stepper-btn" data-field="rest" data-delta="10" bindtap="onCircuitStep">+</view>
       </view>
     </view>