feat: 批量创作表增加完整生成设置对话框，参考图上限提升到10

- 新增 BatchGenerationSettingsDialog 组件：模型选择 + 图像质量/尺寸/宽高比/透明背景/生成张数
- 替换原简单确认框为完整设置面板，用户可在生成前调整参数
- 参考图列上限从 6 提升到 10，列宽调整为 72px 以适配

web/src/lib/canvas/canvas-batch-table.ts

@@ -1,4 +1,4 @@
-import { nanoid } from "nanoid";
+import { nanoid } from "nanoid";
 
 import type { CanvasBatchOperation, CanvasBatchReferenceColumn, CanvasBatchRow, CanvasBatchTableData, CanvasConnection, CanvasNodeData } from "@/types/canvas";
 
@@ -7,7 +7,7 @@ export const CREATIVE_BATCH_PROMPT = "基于参考图创作一张新的商业图
 export const BATCH_REFERENCE_HANDLE_PREFIX = "batch-reference:";
 export const BATCH_REFERENCE_HANDLE_TOP = 112;
 export const BATCH_REFERENCE_HANDLE_GAP = 38;
-export const MAX_BATCH_REFERENCE_COLUMNS = 6;
+export const MAX_BATCH_REFERENCE_COLUMNS = 10;
 export const MAX_BATCH_TEXT_COLUMNS = 4;
 export const BATCH_TEXT_HANDLE_PREFIX = "batch-text:";
 
@@ -15,7 +15,7 @@ export function batchGridTemplateColumns(referenceCount: number, textCount: numb
     return [
         "36px",
         "68px",
-        `repeat(${referenceCount}, 88px)`,
+        `repeat(\${referenceCount}, 72px)`,
         textCount > 0 ? `repeat(${textCount}, minmax(168px, 0.75fr))` : undefined,
         "minmax(280px, 1fr)",
         "148px",