feat(mine): 替换头像占位文字为头像图片

将用户头像占位文字替换为默认头像图片，并更新样式以适应新头像。
同时移除计算属性 avatarText，简化代码结构。

assets/css/mine/index.scss

@@ -59,10 +59,9 @@
         justify-content: center;
         justify-content: center;
         margin-right: 20rpx;
         margin-right: 20rpx;
 
 
-        .avatar-text {
-          font-size: 40rpx;
-          font-weight: 500;
-          color: #ffffff;
+        .avatar-img {
+          width: 72rpx;
+          height: 72rpx;
         }
         }
       }
       }
 
 

pages/mine/index.vue

@@ -4,7 +4,7 @@
             <view class="hero-bg"></view>
             <view class="hero-bg"></view>
             <view class="profile-card">
             <view class="profile-card">
                 <view class="avatar">
                 <view class="avatar">
-                    <text class="avatar-text">{{ avatarText }}</text>
+                    <image class="avatar-img" src="/static/default-avatar.svg" mode="aspectFit"></image>
                 </view>
                 </view>
                 <view class="profile-meta">
                 <view class="profile-meta">
                     <text class="p-name">{{ info.name || '--' }}</text>
                     <text class="p-name">{{ info.name || '--' }}</text>
@@ -45,16 +45,6 @@
                 ]
                 ]
             };
             };
         },
         },
-        computed: {
-            /**
-             * 头像占位文字，取姓名末位字
-             * @return {string}
-             */
-            avatarText() {
-                var name = this.info.name || '';
-                return name ? name.slice(-1) : '员';
-            }
-        },
         onShow() {
         onShow() {
             this.getUserInfo();
             this.getUserInfo();
         },
         },

static/default-avatar.svg

+<svg width="96" height="96" viewBox="0 0 96 96" fill="none" xmlns="http://www.w3.org/2000/svg">
+  <rect width="96" height="96" rx="24" fill="#EFF6FF"/>
+  <circle cx="48" cy="36" r="16" fill="#60A5FA"/>
+  <path d="M20 82C23.3 66.2 34.1 56 48 56C61.9 56 72.7 66.2 76 82H20Z" fill="#2563EB"/>
+  <path d="M27 78C31.2 67.5 38.4 62 48 62C57.6 62 64.8 67.5 69 78H27Z" fill="#3B82F6"/>
+</svg>