fix: preserve multi-image prompt batches

docs/config-catalog.md

@@ -196,12 +196,16 @@ export interface Config {
   dshHome?: string
   /** Maximum encoded bytes accepted for one image. */
   maxImageBytes?: number
+  /** Maximum image count accepted in one submitted message. */
+  maxImagesPerMessage?: number
+  /** Maximum aggregate encoded image bytes accepted in one submitted message. */
+  maxMessageImageBytes?: number
   /** Maximum intrinsic width multiplied by height accepted for one image. */
   maxImagePixels?: number
 }
 ```
 
-Source: [`packages/attachment/attachment-local/src/index.ts:20`](../packages/attachment/attachment-local/src/index.ts)
+Source: [`packages/attachment/attachment-local/src/index.ts:24`](../packages/attachment/attachment-local/src/index.ts)
 
 ## `@deepseek-ai/dsh-bash-local`