v0.4.11

### Added
- Context management reference (`prompt-engineer/references/context-management.md`) covering attention budgets, lost-in-the-middle mitigation, four-bucket context tiering, KV-cache optimization, observation masking, and degradation metrics (#168)

### Changed
- Updated `prompt-engineer` skill (v1.1.0 → v1.2.0): added context management routing, expanded triggers, added `rag-architect` and `debugging-wizard` to related skills
- Total reference files: 365 → 366

### Contributors
- @Genius-apple — Context management content adapted from the context-engineer skill submission (#168)

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**Documentation:** https://jeffallan.github.io/claude-skills/