New routes: companies, approvals, costs, dashboard, authz. New
services: companies, approvals, costs, dashboard, heartbeat,
activity-log. Add auth middleware and structured error handling.
Expand existing agent and issue routes with richer CRUD operations.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Express server with CRUD routes for agents, goals, issues, projects,
and activity log. Includes validation middleware, structured error
handling, request logging, and health check endpoint with tests.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>