fix(user): move avatar upload to hover overlay

assets/css/routes/profile/layout.css

@@ -136,24 +136,76 @@
 }
 
 .uc-header__avatar {
+  position: relative;
   flex-shrink: 0;
+  width: 140px;
+  height: 140px;
+  border-radius: 6px;
 }
 
 /* 对齐 zibll: 140px, 6px 圆角 */
 .uc-header__avatar img {
-  width: 140px;
-  height: 140px;
-  border-radius: 6px;
+  display: block;
+  box-sizing: border-box;
+  width: 100%;
+  height: 100%;
+  border-radius: inherit;
   border: 4px solid var(--surface-1);
   box-shadow: 0 4px 12px rgba(0,0,0,0.12);
   object-fit: cover;
   transition: transform 0.2s ease;
 }
 
-.uc-header__avatar img:hover {
+.uc-header__avatar-upload {
+  position: absolute;
+  inset: 0;
+  z-index: 1;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  gap: 7px;
+  width: 100%;
+  padding: 0;
+  border: 0;
+  border-radius: inherit;
+  background: rgba(0, 0, 0, 0.52);
+  color: #fff;
+  font-size: 13px;
+  font-weight: 600;
+  line-height: 1;
+  cursor: pointer;
+  opacity: 0;
+  visibility: hidden;
+  transition: opacity 0.2s ease, visibility 0.2s ease;
+}
+
+.uc-header__avatar-upload i {
+  font-size: 22px;
+}
+
+.uc-header__avatar:hover .uc-header__avatar-upload,
+.uc-header__avatar:focus-within .uc-header__avatar-upload {
+  opacity: 1;
+  visibility: visible;
+}
+
+.uc-header__avatar:hover img,
+.uc-header__avatar:focus-within img {
   transform: scale(1.03);
 }
 
+.uc-header__avatar-upload:focus-visible {
+  outline: 2px solid #fff;
+  outline-offset: -5px;
+}
+
+.uc-header__avatar-upload:disabled {
+  cursor: wait;
+  opacity: 1;
+  visibility: visible;
+}
+
 .uc-header__info {
   flex: 1;
   min-width: 0;
@@ -289,11 +341,25 @@
     gap: 14px;
   }
 
-  .uc-header__avatar img {
+  .uc-header__avatar {
     width: 90px;
     height: 90px;
   }
 
+  .uc-header__avatar img {
+    width: 100%;
+    height: 100%;
+  }
+
+  .uc-header__avatar-upload {
+    gap: 5px;
+    font-size: 12px;
+  }
+
+  .uc-header__avatar-upload i {
+    font-size: 18px;
+  }
+
   .uc-header__name {
     font-size: 1.15rem;
   }

assets/js/author.js

@@ -206,7 +206,6 @@
     var button = document.getElementById(upload.buttonId || 'aksrt-upload-avatar-btn');
     var input = document.getElementById(upload.inputId || 'aksrt-avatar-file-input');
     var image = document.getElementById(upload.imageId || 'aksrt-user-avatar-image');
-    var removeButton = document.getElementById(upload.removeButtonId || 'aksrt-remove-avatar-btn');
     if (!button || !input || button.dataset.aksrtAvatarBound === '1') return;
     button.dataset.aksrtAvatarBound = '1';
 
@@ -247,7 +246,6 @@
           var url = payload.url || (payload.data && payload.data.url) || '';
           if (!url) throw payload;
           if (image) image.src = url;
-          if (removeButton) removeButton.hidden = false;
           notify(payload.message || upload.successText || '头像已更新', 'success');
         })
         .catch(function (error) {
@@ -258,40 +256,6 @@
           input.value = '';
         });
     });
-
-    if (removeButton) {
-      var removeLabel = removeButton.querySelector('span');
-      var removeIdleText = upload.removeText || (removeLabel ? removeLabel.textContent : '恢复默认头像');
-      removeButton.addEventListener('click', function () {
-        if (!window.confirm(upload.confirmRemoveText || '确定恢复为默认头像？')) return;
-        removeButton.disabled = true;
-        if (removeLabel) removeLabel.textContent = upload.removingText || '恢复中…';
-
-        fetch(upload.restUrl, {
-          method: 'DELETE',
-          credentials: 'same-origin',
-          headers: { 'X-WP-Nonce': upload.restNonce || '' }
-        })
-          .then(function (response) {
-            return response.json().then(function (payload) {
-              if (!response.ok || !payload || !payload.success) throw payload || {};
-              return payload;
-            });
-          })
-          .then(function (payload) {
-            if (image && payload.url) image.src = payload.url;
-            removeButton.hidden = true;
-            notify(payload.message || upload.removeSuccessText || '已恢复默认头像', 'success');
-          })
-          .catch(function (error) {
-            notify((error && error.message) || upload.errorText || '头像操作失败', 'error');
-          })
-          .finally(function () {
-            removeButton.disabled = false;
-            if (removeLabel) removeLabel.textContent = removeIdleText;
-          });
-      });
-    }
   }
 
   function init() {