改写回合推演技能合同，并接上画面工作流库。

旧产物名仍能读到，避免改名后上下文对不上。

Co-authored-by: Cursor <cursoragent@cursor.com>

src/image-workflow/store.ts

@@ -0,0 +1,102 @@
+/**
+ * 本机 ComfyUI 工作流库。
+ * 目录：{用户数据}/image-workflows/<id>/
+ *   meta.json      短名、一句画面说明、提示词节点
+ *   workflow.json  ComfyUI「API 格式」导出的节点图
+ * 创作模型只看短目录；节点图留在磁盘，提交生图时才读。
+ */
+
+import { existsSync, readdirSync, readFileSync, statSync } from "node:fs";
+import path from "node:path";
+import { getUserDataDir } from "../config/user-data-dir.js";
+
+export type ImageWorkflowEntry = {
+  id: string;
+  name: string;
+  /** 给创作模型看的一句画面说明 */
+  summary: string;
+  /** ComfyUI API JSON 里的节点 id */
+  promptNode: string;
+  /** 该节点上要覆盖的字段，CLIP 文本一般为 text */
+  promptField: string;
+  /** 可选：这种风格的提示词习惯，仍不是节点图 */
+  promptNotes?: string;
+};
+
+const DIR_NAME = "image-workflows";
+
+export function getImageWorkflowsDir(): string {
+  return path.join(getUserDataDir(), DIR_NAME);
+}
+
+function asString(v: unknown): string | undefined {
+  if (typeof v !== "string") return undefined;
+  const t = v.trim();
+  return t || undefined;
+}
+
+function readJson(file: string): unknown | null {
+  try {
+    return JSON.parse(readFileSync(file, "utf8")) as unknown;
+  } catch {
+    return null;
+  }
+}
+
+function parseEntry(folderName: string, dir: string): ImageWorkflowEntry | null {
+  const metaPath = path.join(dir, "meta.json");
+  const workflowPath = path.join(dir, "workflow.json");
+  if (!existsSync(metaPath) || !existsSync(workflowPath)) return null;
+  const meta = readJson(metaPath);
+  const workflow = readJson(workflowPath);
+  if (!meta || typeof meta !== "object" || Array.isArray(meta)) return null;
+  if (!workflow || typeof workflow !== "object" || Array.isArray(workflow)) return null;
+  const row = meta as Record<string, unknown>;
+  const id = asString(row.id) ?? folderName.trim();
+  const name = asString(row.name);
+  const summary = asString(row.summary);
+  const promptNode = asString(row.prompt_node) ?? asString(row.promptNode);
+  const promptField = asString(row.prompt_field) ?? asString(row.promptField);
+  if (!id || !name || !summary || !promptNode || !promptField) return null;
+  const promptNotes = asString(row.prompt_notes) ?? asString(row.promptNotes);
+  return {
+    id,
+    name,
+    summary,
+    promptNode,
+    promptField,
+    ...(promptNotes ? { promptNotes } : {}),
+  };
+}
+
+/** 扫描目录。缺文件或字段不全的文件夹跳过。 */
+export function listImageWorkflows(): ImageWorkflowEntry[] {
+  const root = getImageWorkflowsDir();
+  if (!existsSync(root)) return [];
+  const out: ImageWorkflowEntry[] = [];
+  let names: string[] = [];
+  try {
+    names = readdirSync(root);
+  } catch {
+    return [];
+  }
+  for (const name of names) {
+    if (!name || name.startsWith(".")) continue;
+    const dir = path.join(root, name);
+    try {
+      if (!statSync(dir).isDirectory()) continue;
+    } catch {
+      continue;
+    }
+    const entry = parseEntry(name, dir);
+    if (entry) out.push(entry);
+  }
+  out.sort((a, b) => a.name.localeCompare(b.name, "zh"));
+  return out;
+}
+
+export function getImageWorkflow(id: string): ImageWorkflowEntry | null {
+  const key = id.trim();
+  if (!key) return null;
+  return listImageWorkflows().find((entry) => entry.id === key) ?? null;
+}