Brief Pack Library / Booking Tool

Booking Tool Brief Pack for Fitness Trainers

Everything your AI build tool needs to build a booking tool for fitness trainers. 14 files. $9.

Built for personal trainers and gym owners managing clients and schedules.

What this pack defines

Database · 8 tables

  • · services
  • · providers
  • · bookings
  • · availability
  • · clients
  • · payments
  • · classes
  • · memberships

54 columns · 7 foreign keys

Roles · 3

  • · Trainer
  • · Owner
  • · Client

Key sections

  • · Service catalog
  • · Booking calendar
  • · Client portal
  • · Payment processing
  • · Automated reminders

Monetization

Subscription

$24/mo

Authentication

Trainer login + client app login

Integrations

  • · Google Calendar
  • · Zoom
  • · Mindbody

Brief pack contents

14 files. 8 tables, 54 columns, 3 roles, 55 test cases.

File
Contents tailored for this pack
01-GLOBAL-BRIEF.md
Master spec covering product, monetization, journey
02-DESIGN-SYSTEM.md
Tokens, typography, components
03-CONSTRAINTS.md
What the AI must NOT change
04-DATABASE-SCHEMA.sql
8 tables, 54 columns, 7 FKs (services, providers, bookings…)
05-RLS-POLICIES.sql
Row-level security for 3 roles
06-AUTH-STATE-MACHINE.md
Trainer login + client app login
07-RBAC-MATRIX.md
Trainer · Owner · Client
08-API-CONTRACTS.md
Endpoint shapes, request/response schemas
09-BILLING-LOGIC.md
Subscription — $24/mo
10-WEBHOOK-HANDLING.md
Idempotency, retry, failure logging
11-AUDIT-LOG.md
What's tracked, retention, who can see it
12-TEST-USERS-SEED.md
55 test cases, seed data (e.g. trainer@test.com)
13-INTEGRATIONS.md
Google Calendar, Zoom, Mindbody
14-LEGAL-PAGES.md
Privacy, Terms, Refund, Shipping templates

Without BriefKit

200+ iterations

$100+ in build-tool credits, 4–8 weeks, design drift between screens.

With BriefKit

~19 prompts

$9 + one month of your build tool. Spec-locked from prompt 1.

Generate your booking tool brief pack

Start from this preset. Customize in the builder. Export when your strength score hits 8+.

Generate your booking tool brief pack →

FAQ