瀏覽器擴充功能規格書

1. Project goals

1. Let clients see the timetable and book a class in under one minute, from a phone.
2. Sell class passes and memberships online.
3. Cut the time staff spend on bookings from about 10 hours a week to under 2.

Success measures (3 months after launch): 70% of bookings made online; no-shows below 10%.

2. Users

Role	What they need
Visitor	See classes, prices and teachers; buy a first-class trial
Client	Book and cancel classes, see remaining passes, join a waitlist
Teacher	See their own classes and the list of booked clients
Admin	Manage timetable, prices, passes, teachers and refunds

3. Pages and screens

1. Home: next classes today, trial offer, studio address.
2. Timetable: week view, filters by class type, level, teacher and room.
3. Class page: description, teacher, length, places left, Book button.
4. Prices: single class, 5- and 10-class passes, monthly membership.
5. Teachers: list and individual profiles.
6. Account: upcoming bookings, history, passes, payment methods.
7. Admin panel: timetable editor, client list, sales report.

4. Key features

4.1 Booking

• A client can book if they have a valid pass or pay for a single class.
• Class capacity is set per room (Room A: 18, Room B: 10).
• When a class is full, the client can join a waitlist; if a place opens, the first person in line gets it and receives an email and text message.

4.2 Cancellation

• Free cancellation up to 12 hours before class; the pass credit returns.
• Later cancellation or a no-show uses up the credit.

4.3 Payments

• Card payments through a payment provider chosen by the studio.
• Passes expire: 5-class after 2 months, 10-class after 3 months.

4.4 Notifications

• Booking confirmation, reminder 3 hours before class, waitlist updates.

5. Non-functional requirements

• Mobile-first; pages load in under 2 seconds on 4G.
• Works in the two latest versions of major browsers.
• Personal data stored in line with local data protection law.

6. Open questions

#	Question	Who decides
1	Do teachers mark attendance in the app, or does the front desk?	Studio owner
2	Is a 2-week trial pass needed in addition to a single trial class?	Studio owner
3	Should the timetable be embedded on the current website or replace it?	Owner + developer
4	Which payment provider and text-message service are preferred?	Owner