feat(paths): add agenthub path helpers

src/core/paths.ts

@@ -0,0 +1,27 @@
+import { join } from 'path';
+
+export type EntityType = 'tasks' | 'handoffs' | 'decisions' | 'memory' | 'status';
+
+export function getAgentHubDir(cwd: string = process.cwd()): string {
+  return join(cwd, '.agenthub');
+}
+
+export function getEntityDir(cwd: string, type: EntityType): string {
+  return join(getAgentHubDir(cwd), type);
+}
+
+export function getCounterPath(cwd: string): string {
+  return join(getAgentHubDir(cwd), '.counter.json');
+}
+
+export function getConfigPath(cwd: string): string {
+  return join(getAgentHubDir(cwd), 'agenthub.config.json');
+}
+
+export function getIndexPath(cwd: string): string {
+  return join(getAgentHubDir(cwd), '.index.sqlite');
+}
+
+export function getStatusPath(cwd: string): string {
+  return join(getEntityDir(cwd, 'status'), 'latest.md');
+}

tests/paths.test.ts

@@ -0,0 +1,17 @@
+import { describe, it, expect } from 'vitest';
+import { tmpdir } from 'os';
+import { join } from 'path';
+import { getAgentHubDir, getEntityDir, getCounterPath, getConfigPath, getIndexPath } from '../src/core/paths.js';
+
+describe('paths', () => {
+  const cwd = tmpdir();
+
+  it('returns .agenthub directory relative to cwd', () => {
+    expect(getAgentHubDir(cwd)).toBe(join(cwd, '.agenthub'));
+  });
+
+  it('returns entity directories', () => {
+    expect(getEntityDir(cwd, 'tasks')).toBe(join(cwd, '.agenthub', 'tasks'));
+    expect(getEntityDir(cwd, 'memory')).toBe(join(cwd, '.agenthub', 'memory'));
+  });
+});