重构图标规范与图集生成链路

新增图标规范独立队列任务并将参数补全纳入统一计费操作
将图标图集生成和手工拆分迁入独立图标模块并复用公共生图能力
将图标规范引用收紧为项目资源或素材 ID
同步 SpacetimeDB 引用解析契约、External OpenAPI、前端与 Agent 提交链路
补充相关回归测试和长期架构约定

src/services/image-editor/editorProjectClient.ts

@@ -258,7 +258,7 @@ export type EditorImageGenerationInput = {
 export type EditorIconSpecGenerationInput = {
   playSetting: string;
   artStyle: string;
-  referenceImageSrcs?: string[];
+  referenceId?: string;
   projectId?: string | null;
   generationInputs?: EditorAssetGenerationInputs | null;
   assetFolderId?: string | null;
@@ -281,7 +281,7 @@ export type EditorCanvasGenerationCompletionInput = {
 };
 
 export type EditorIconSpritesheetGenerationInput = {
-  referenceImageSrc: string;
+  referenceId: string;
   referenceImageSrcs?: string[];
   iconDescriptions: string[];
   model?: string;
@@ -1105,20 +1105,12 @@ export async function generateEditorIconSpec(
     input.artStyle,
     '美术风格',
   );
-  assertStableEditorMediaReferences(input.referenceImageSrcs, '图标规范参考图');
-  assertEditorReferenceLimit(
-    input.referenceImageSrcs,
-    EDITOR_IMAGE_REFERENCE_LIMIT,
-    '图标规范参考图',
-  );
   return requestJson<EditorImageGenerationResponse>(
     EDITOR_ICON_SPEC_GENERATION_API,
     jsonRequest('POST', {
       playSetting,
       artStyle,
-      ...(input.referenceImageSrcs?.length
-        ? { referenceImageSrcs: input.referenceImageSrcs }
-        : {}),
+      ...(input.referenceId ? { referenceId: input.referenceId } : {}),
       ...(input.projectId ? { projectId: input.projectId } : {}),
       ...(input.generationInputs
         ? { generationInputs: input.generationInputs }
@@ -1143,7 +1135,6 @@ export async function generateEditorIconSpritesheet(
   input: EditorIconSpritesheetGenerationInput,
 ) {
   const model = input.model?.trim() || EDITOR_IMAGE_MODEL_NANOBANANA2;
-  assertStableEditorMediaReference(input.referenceImageSrc, '图标素材规范');
   assertStableEditorMediaReferences(input.referenceImageSrcs, '图标素材参考图');
   assertEditorReferenceLimit(
     input.referenceImageSrcs,
@@ -1156,7 +1147,7 @@ export async function generateEditorIconSpritesheet(
   return requestJson<EditorIconSpritesheetGenerationResponse>(
     EDITOR_ICON_SPRITESHEET_GENERATION_API,
     jsonRequest('POST', {
-      referenceImageSrc: input.referenceImageSrc,
+      referenceId: input.referenceId,
       ...(input.referenceImageSrcs?.length
         ? { referenceImageSrcs: input.referenceImageSrcs }
         : {}),