{"message":"Microsoft Graph Integration REST API","version":"1.0.0","endpoints":{"health":"GET /health (or /api/v1/health)","getAllUsers":"GET /api/v1/users","getUserByEmail":"GET /api/v1/users/email/:email","getUserEvents":"GET /api/v1/users/:userIdOrEmail/events","getUserAvailability":"GET /api/v1/users/:userIdOrEmail/availability?date=YYYY-MM-DD","addEvent":"POST /api/v1/users/:userIdOrEmail/events","getUserByIdOrEmail":"GET /api/v1/users/:idOrEmail","createLead":"POST /api/v1/leads","getLeads":"GET /api/v1/leads","getErrorLogs":"GET /api/v1/logs/errors","saveErrorLog":"POST /api/v1/logs/errors","saveTextFile":"POST /api/v1/logs/save-text"}}