add() / addMany()

async add(id: string, text: string, metadata: T): Promise<void>

await db.add('users:list', 'List all users with pagination', {
  id: 'users:list',
  toolName: 'list',
  owner: 'users',
  tags: ['read'],
  risk: 'safe',
});

async addMany(documents: Array<{ id: string; text: string; metadata: T }>): Promise<void>

await db.addMany([
  {
    id: 'users:list',
    text: 'List all users with pagination',
    metadata: { id: 'users:list', toolName: 'list', owner: 'users', tags: ['read'], risk: 'safe' },
  },
  {
    id: 'users:create',
    text: 'Create a new user account',
    metadata: { id: 'users:create', toolName: 'create', owner: 'users', tags: ['write'], risk: 'safe' },
  },
]);