chore: integrate proman scaffold

- Add proman.yaml with 8 packages in dependency order
- Add @shazhou/proman as devDependency
- Replace root scripts: build/test/check/format → proman commands
- Keep typecheck script for standalone tsc --build

Fixes #27

packages/agent-claude-code/__tests__/claude-code.test.ts

@@ -1,6 +1,6 @@
-import { describe, expect, test } from 'vitest';
 import type { ThreadId } from "@united-workforce/protocol";
 import type { AgentContext } from "@united-workforce/util-agent";
+import { describe, expect, test } from "vitest";
 import { buildClaudeCodePrompt } from "../src/claude-code.js";
 
 function makeCtx(overrides: Partial<AgentContext> = {}): AgentContext {

packages/agent-claude-code/__tests__/session-detail.test.ts

@@ -1,5 +1,5 @@
-import { describe, expect, test } from 'vitest';
 import { createMemoryStore, walk } from "@ocas/core";
+import { describe, expect, test } from "vitest";
 import {
   parseClaudeCodeJsonOutput,
   parseClaudeCodeStreamOutput,