Changelog

All notable changes to Trainlog will be documented in this file.

The project uses a simple pre-release changelog during early development.

Unreleased

Initial repository structure and development contract.
Architecture, coding-style, database, Android, TUI, testing, and roadmap documentation.
Trainlog v1 JSON Schema draft.
Structural and semantic Trainlog validator.
Positive and negative exchange-format fixtures.
Gate 0 review and closure records.
Gate 1 exchange-format freeze-candidate review.
Gate 1 exercise-identity collision review.
Stable exercise tracking modes.
Explicit load modes for no load, external resistance, and assistance.
Optional bounded session and exercise notes.
Extended body measurement list.
Executable local catalog reconciliation contract.
UUIDv4 generation policy for new Trainlog exercise and session IDs.

Gate 0 project contract is complete.
Gate 1 remains active pending review #2 validation.
Actual repetition count may be zero for a failed attempt.
Planned exercises may contain zero actual sets.
Top-level exercise metadata must exactly match session exercise references.
Assistance kilograms have distinct semantics from external resistance.
Different exercise IDs with equivalent normalized names are hard import conflicts.
Same exercise ID with incompatible tracking mode is a hard import conflict.
TRAINLOG_FORMAT_V1 remains draft pending Gate 1 closure.