Add v0.1.23 to website changelog
Added v0.1.23 entry to changelog.py with structured Python format:
- Documentation System (Core Infrastructure, 13 completed pages, accuracy improvements)
- Audit Logging (Renaming to AuditLog, expanded event coverage)
- Timezone-Aware Display (local_datetime filter, all pages updated)
- Autotask Improvements (usability, settings organization, data portability)
- Environment Identification (sandbox banner feature)
- Job Visibility Filtering (archived/inactive customer filtering)
- Repository Security (.gitignore for .claude directory)
- Bug Fixes (imports, datetime handling, documentation corrections)
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>