refactor: restructure add-gmail skill for new skill architecture

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.claude/skills/add-gmail/tests/gmail.test.ts

@@ -0,0 +1,44 @@
+import { describe, it, expect } from 'vitest';
+import fs from 'fs';
+import path from 'path';
+
+const root = process.cwd();
+const read = (f: string) => fs.readFileSync(path.join(root, f), 'utf-8');
+
+function getGmailMode(): 'tool-only' | 'channel' {
+  const p = path.join(root, '.nanoclaw/state.yaml');
+  if (!fs.existsSync(p)) return 'channel';
+  return read('.nanoclaw/state.yaml').includes('mode: tool-only') ? 'tool-only' : 'channel';
+}
+
+const mode = getGmailMode();
+const channelOnly = mode === 'tool-only';
+
+describe('add-gmail skill', () => {
+  it('container-runner mounts ~/.gmail-mcp', () => {
+    expect(read('src/container-runner.ts')).toContain('.gmail-mcp');
+  });
+
+  it('agent-runner has gmail MCP server', () => {
+    const content = read('container/agent-runner/src/index.ts');
+    expect(content).toContain('mcp__gmail__*');
+    expect(content).toContain('@gongrzhe/server-gmail-autoauth-mcp');
+  });
+
+  it.skipIf(channelOnly)('gmail channel file exists', () => {
+    expect(fs.existsSync(path.join(root, 'src/channels/gmail.ts'))).toBe(true);
+  });
+
+  it.skipIf(channelOnly)('config exports GMAIL_CHANNEL_ENABLED', () => {
+    expect(read('src/config.ts')).toContain('GMAIL_CHANNEL_ENABLED');
+  });
+
+  it.skipIf(channelOnly)('index.ts wires up GmailChannel', () => {
+    expect(read('src/index.ts')).toContain('GmailChannel');
+  });
+
+  it.skipIf(channelOnly)('googleapis dependency installed', () => {
+    const pkg = JSON.parse(read('package.json'));
+    expect(pkg.dependencies?.googleapis || pkg.devDependencies?.googleapis).toBeDefined();
+  });
+});