Use this skill when the task is to export the map, statistics, or a poster-style summary to high-resolution PNG images for sharing or archiving.
Use this skill when the task is to import, map, validate, clean, or normalize viaducttrip.csv-like exports into the trainmap schema. Do not use it for general CSV work unrelated to trip imports.
Use this skill when the task is to add/remove via points, edit stop sequences, regenerate geometry, or save route geometry versions for a railway trip.
Use this skill when the task is to generate route geometry from stop sequences, infer a missing route, repair a wrong route, or support manual via/waypoint editing for railway trips.
Use this skill when the task is to build, extend, or debug timetable/provider adapters such as swiss_open_data, db_api, ns_api, or generic_gtfs for schedule-assisted trip creation.