Spec Kit Templates 0.4.0: Offline Deploy & Junie Support

TL;DR

• Core pack now embeds in wheel for offline/air-gapped deployments
• Junie agent support added
• YAML encoding fixes for Unicode handling

New

• Offline deployment support — Core pack embeds in wheel for air-gapped environments without external dependencies
• Junie agent integration — Spec Kit now works with Junie for agent-based workflows
• Timestamp-based branch naming — specify init now supports timestamp options for branch naming
• Native skills workflow migration — Codex/agy init migrated to native skills for cleaner initialization

Fixed

• YAML Unicode handling — Added allow_unicode=True and encoding="utf-8" to YAML I/O for proper character support
• Native skills frontmatter — Aligned frontmatter with install_ai_skills requirements
• Codex fallback & legacy prompts — Fixed native skills fallback refresh and suppressed legacy prompt interference

Docs & CI

• Extension Comparison Guide added for community extensions
• Publishing guide updated with Category and Effect columns
• Support docs and issue templates refreshed
• CI stale workflow increased to 250 operations-per-run

Update via: pip install --upgrade spec-kit

Source: Spec Kit