Lists the Trainer Connect app operations this connection can run (method, path, summary): students, workouts and programs, exercise library, schedule and classes, workout sessions and history, physical assessments, anamnesis, diet plans and nutrition, check-ins, chat, contracts, charges and payments, team, public page, AI generation and more. Filter with a keyword (Portuguese or English, e.g. "workout", "assessment", "diet", "appointment", "charge"). Then use describe_operation to see the fields and api_read or api_write to run it. Also returns the connected trainer_id, used in paths like /v1/trainers/{trainerId}/students.