API endpoints available at /api/*
POST /api/auth/login - AuthenticateGET /api/issues - List issuesPOST /api/issues - Create issueGET /api/issues/[id] - Get issuePATCH /api/issues/[id] - Update issueGET /api/sprints - List sprintsGET /api/users - List usersGET /api/labels - List labelsGET /api/paths - List paths