更新尺寸兼容

frontend/src/components/CustomModelModal.vue

@@ -6,9 +6,9 @@ import SelectMenu from './SelectMenu.vue'
 
 const emit = defineEmits(['close', 'saved'])
 
-// 13 ratios — the union of what our models actually support; kept in sync with
+// 17 ratios — the union of what our models actually support; kept in sync with
 // the backend guessRatio() and the docs 对照表. 9:21 removed (no image provider accepts it).
-const RATIO_OPTS = ['1:1', '5:4', '4:3', '3:2', '16:9', '2:1', '21:9', '3:1', '4:5', '3:4', '2:3', '9:16', '1:3']
+const RATIO_OPTS = ['1:1', '5:4', '4:3', '3:2', '16:9', '2:1', '21:9', '3:1', '4:1', '8:1', '4:5', '3:4', '2:3', '9:16', '1:3', '1:4', '1:8']
 const IMG_RES = ['1K', '2K', '4K']
 const VID_RES = ['720p', '1080p', '2K', '4K']
 const ALL_RES = ['1K', '2K', '4K', '720p', '1080p']

frontend/src/views/DocsView.vue

@@ -70,11 +70,15 @@ const sizeTable = [
   { ratio: '2:1 · 横',   k1: '1440x720',  k2: '2880x1440', k4: '4096x2048' },
   { ratio: '21:9 · 超宽', k1: '1680x720',  k2: '2520x1080', k4: '5040x2160' },
   { ratio: '3:1 · 超宽',  k1: '1536x512',  k2: '2304x768',  k4: '3840x1280' },
+  { ratio: '4:1 · 超宽',  k1: '1728x432',  k2: '2880x720',  k4: '4096x1024' },
+  { ratio: '8:1 · 超宽',  k1: '1728x216',  k2: '2880x360',  k4: '4096x512' },
   { ratio: '4:5 · 竖',   k1: '1024x1280', k2: '2048x2560', k4: '3072x3840' },
   { ratio: '3:4 · 竖',   k1: '768x1024',  k2: '1536x2048', k4: '3072x4096' },
   { ratio: '2:3 · 竖',   k1: '800x1200',  k2: '1600x2400', k4: '2400x3600' },
   { ratio: '9:16 · 竖',  k1: '720x1280',  k2: '1152x2048', k4: '2304x4096' },
   { ratio: '1:3 · 竖',   k1: '512x1536',  k2: '768x2304',  k4: '1280x3840' },
+  { ratio: '1:4 · 竖',   k1: '432x1728',  k2: '720x2880',  k4: '1024x4096' },
+  { ratio: '1:8 · 竖',   k1: '216x1728',  k2: '360x2880',  k4: '512x4096' },
 ]
 
 // ---- 视频 size → 比例 × 分辨率(720p / 1080p)----