chore: Prepare 0.13.13 release changelog (#6004)

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

chore: Prepare 0.13.12 release changelog (#5837)

Co-authored-by: Claude <noreply@anthropic.com>

chore: Prepare 0.13.11 release changelog (#5718)

Co-authored-by: Claude <noreply@anthropic.com>

chore: Prepare release 0.13.10 (#5620)

Co-authored-by: Claude <noreply@anthropic.com>

chore: Prepare release 0.13.9 (#5610)

Co-authored-by: Claude <noreply@anthropic.com>

chore: Prepare release 0.13.8 (#5605)

Co-authored-by: Claude <noreply@anthropic.com>

docs: Add pointer to development.md for releases and environment (#5553)

Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: Claude <no-reply@anthropic.com>

chore: CHANGELOG.md for version 0.13.6 release (#5538)

Co-authored-by: Maximilian Roos <maximilian@Maximilians-MacBook-Pro.local>
Co-authored-by: Claude <noreply@anthropic.com>

chore: Add 0.13.5 changelog entry (#5487)

Co-authored-by: Claude <noreply@anthropic.com>

chore: CHANGELOG.md for version 0.13.4 release (#5204)