feat(console): 网格线标签改3字、开关改文字药丸按钮(背景网格)；HSL数字居中；照片网格线透明度滑杆(0-30%,默认8%,CSS变量驱动)

01_content/src/client/locales.ts

@@ -133,8 +133,10 @@ export const zh = {
   'console.bgPhotoUse': '使用此照片',
   'console.bgPhotoCurrent': '当前使用',
   'console.bgPhotoNone': '还没有上传过照片',
-  'console.bgPhotoDelete': '删除这张照片',
-  'console.bgGridLabel': '背景网格线',
+  'console.bgPhotoDelete': '删除这条媒体',
+  'console.bgGridLabel': '网格线',
+  'console.bgGridToggle': '背景网格',
+  'console.bgGridOpacity': '透明度',
   'console.shapeSquare': '方形',
   'console.shapeCircle': '圆形',
   'console.themeDark': '深色',
@@ -332,8 +334,10 @@ export const en = {
   'console.bgPhotoUse': 'Use this photo',
   'console.bgPhotoCurrent': 'In use',
   'console.bgPhotoNone': 'No photos yet',
-  'console.bgPhotoDelete': 'Delete this photo',
-  'console.bgGridLabel': 'Background grid',
+  'console.bgPhotoDelete': 'Delete this media',
+  'console.bgGridLabel': 'Grid',
+  'console.bgGridToggle': 'Background grid',
+  'console.bgGridOpacity': 'Opacity',
   'console.shapeSquare': 'Square',
   'console.shapeCircle': 'Circle',
   'console.themeDark': 'Dark',