Manage Apps registration pages

Create or maintain /v1/advance registration plans. Read references/registration-pages.md before constructing a body.

When to load this skill

Read this skill before the first matching apps_* MCP call in each task. Read the linked reference before every create, update, or delete operation.

Create

1. Call apps_auth_status and apps_list_advance_plans.
2. Determine the registration channel: email, discord, or line.
3. Establish the plan name, language, registration period, redirect behavior, and whether approval or formation conditions are required.
4. Build the smallest valid body. Add discord_rule for Discord and line for LINE as required by the MCP schema.
5. Omit waiting_list entirely when the feature is not used.
6. Call apps_create_advance_plan with dry_run: true.
7. Explain the path, channel, and registration behavior. Execute with confirm: true only after approval.
8. Return plan_id, url_application, and a concise summary.