feat(engine): 补交 engine.execute 实现（A1 漏加文件）

packages/rpa-core/src/engine/engine.ts

@@ -2,7 +2,9 @@ import type { Client } from "basic-ftp";
 import type { Workbook as ExcelJSWorkbook } from "exceljs";
 import { WindowsDriver } from "../driver/windows/windows-driver";
 import type { AutomationDriver } from "../driver/types";
-import { RuntimeError } from "./types";
+import type { CatalogComponent, FlowNode } from "../types";
+import { getHandler } from "./registry";
+import { RuntimeError, type RunContext } from "./types";
 
 /** 人为拟真操作的开关与随机参数（desktop 能力的进程级设置）。 */
 export interface ManualOperationSettings {
@@ -63,6 +65,25 @@ export class RpaEngine {
   setDriver(driver: AutomationDriver): void {
     this._driver = driver;
   }
+
+  /**
+   * 单能力直接调用（ADR-R1 语义真实化）：CLI/宿主脚本不再裸摸全局 getHandler，
+   * 而是经引擎入口调用。注意 handler 仍解析自进程注册表（ADR-R1 短期形态）。
+   */
+  async execute(
+    componentId: string,
+    args: Record<string, unknown>,
+    ctx: RunContext,
+    node?: FlowNode,
+    component?: CatalogComponent
+  ): Promise<unknown> {
+    const handler = getHandler(componentId);
+    if (!handler) {
+      throw new RuntimeError("capability_not_implemented", `能力 ${componentId} 未注册`, { componentId });
+    }
+    const resolvedNode: FlowNode = node ?? { id: "direct", componentId, position: { x: 0, y: 0 }, values: {}, options: {} };
+    return handler(ctx, resolvedNode, args, component as CatalogComponent);
+  }
 }
 
 export interface EngineOptions {

packages/rpa-core/src/engine/runtime.ts

@@ -147,7 +147,7 @@ export async function runFlow(
       const summary = issues.filter((issue) => issue.severity === "error").map((item) => item.message).join("；");
       throw new RuntimeError("validation_error", `流程图校验未通过：${summary}`, {
         recommendation: "修复流程图结构后再运行",
-        issues: JSON.stringify(issues.filter((issue) => issue.severity === "error"))
+        detail: JSON.stringify(issues.filter((issue) => issue.severity === "error"))
       });
     }
     await executeTopLevelGraph(flow, ctx, states);

resources/capability-snapshot.json

@@ -1,5 +1,5 @@
 {
-  "generatedAt": "2026-11-06T02:47:41.920Z",
+  "generatedAt": "2026-11-06T03:06:19.728Z",
   "count": 909,
   "ids": [
     "App_GetPid",