feat(items): add dye previews support

Add item_dye_previews table to store color preview images per dyeable part
Update item detail and edit views to support managing dye previews

system-wordings.ts

@@ -733,6 +733,13 @@ export const systemWordingMessages = {
         dyeable: 'Dyeable',
         dualDyeable: 'Dual dyeable',
         tripleDyeable: 'Triple dyeable',
+        dyePart: 'Dye part',
+        dyePartLabel: 'Part {number}',
+        dyeColor: 'Dye color',
+        dyePreviews: 'Dye previews',
+        addDyePreview: 'Add preview',
+        dyePreviewImagePath: 'Preview image path',
+        dyePreviewAlt: '{name} part {part} dyed {color}',
         patternEditable: 'Pattern editable',
         noRecipe: 'No recipe',
         eventItem: 'Event item',
@@ -2165,6 +2172,13 @@ export const systemWordingMessages = {
         dyeable: '可染色',
         dualDyeable: '可双区染色',
         tripleDyeable: '可三区染色',
+        dyePart: '染色部位',
+        dyePartLabel: '部位 {number}',
+        dyeColor: '染色颜色',
+        dyePreviews: '染色预览',
+        addDyePreview: '添加预览',
+        dyePreviewImagePath: '预览图片路径',
+        dyePreviewAlt: '{name} 部位 {part} 染成 {color}',
         patternEditable: '可改花纹',
         noRecipe: '无材料单',
         eventItem: '活动物品',