tanstack-start-auth

Installation
SKILL.md

TanStack Start + Better Auth

Single skill for library configuration and Start-specific wiring in FMC apps (TILDA, Trassenscout migration, etc.).

When to apply

  • Creating or changing betterAuth() / createAuthClient() config
  • Mounting /api/auth/*, tanstackStartCookies() plugin, OAuth sign-in routes
  • beforeLoad gates, endpointAuth, session in server functions or API handlers
  • Public vs protected server functions (public*.functions.ts naming)
  • API key + session dual auth on automation endpoints

References (read as needed)

Topic File
TanStack routes, cookies, session helpers, TILDA patterns references/auth.md
Trassenscout auth lint pattern references/endpoint-auth-lint.md
betterAuth options, DB, plugins, sessions, hooks references/better-auth-config.md
Installs
34
First Seen
Jun 5, 2026
tanstack-start-auth — fixmyberlin/fixmyskills