Quick start

Login and account model

[Fact from product-brief] An Account is an administrative and organizational unit (e.g., household, academy, pro team) that owns or manages multiple Logbooks.
[Fact from product-brief] A Logbook is a player-centric workspace: profile-oriented context, calendar, events, training history, aggregated statistics, and analytics.
[Unverified] Exact authentication flows and session management are not specified in the product brief — align with PRD and implementation.
Credits & storage: From the profile menu, open Credits to review storage for video recordings and AI processing credits used when you analyze footage.

[Fact from product-brief] Switch or manage multiple logbooks under one account (e.g., several athletes).
How in the app (guide): After opening Logbook, use the athlete / logbook selector at the top to reach the full list—see View and manage shared training logbooks.
[Unverified] UI affordance names for switching — align with KB and screen inventory when documented.

[Fact from product-brief] Four-app mental model: To Do, Logbook, Smart Court, Video Analysis — each with a clear job.
To Do (documentation: Today) — task and follow-up surface; Today / Calendar in the header (exact task-model scope: [Unverified] pending PRD refinement). New session flow: Add a session from Today.
Logbook — today/calendar, analytics, statistics, chronological feed of sessions and events.
Smart Court — location-aware; planned events for that place; quick on-court start. Smart Court: Start New Session covers Start New Session → full-screen training session end-to-end.
Video Analysis — session video workspace with AI-driven analysis and conversational AI grounded in footage and metrics.