Todo

Dev and process topics still to be documented:

• Release process and versioning policy
• Changelog conventions
• Issue triage and labels
• Roadmap
• Numerical methods — solvers, stability, timestep interactions
• Concurrency and threading model
• Performance profiling and tuning
• Architecture Decision Records (ADRs) — why the code is the way it is
• API/ABI stability policy
• GitHub Wiki (legacy dev notes)