## 1. Implement ContextTier

- [ ] 1.1 Create ContextTier class with token-budget summarization (max_tokens_before_summary: 16000)
- [ ] 1.2 Implement RunningSummary tracking
- [ ] 1.3 Add summary injection into system prompt on budget exceeded
- [ ] 1.4 Add configurable thresholds and token counter

## 2. Implement DailyTier

- [ ] 2.1 Create DailyTier class with Markdown file management
- [ ] 2.2 Implement lazy daily file creation (memory/YYYY-MM-DD.md)
- [ ] 2.3 Implement append() with timestamped entries
- [ ] 2.4 Add user-scoped variants (memory/users/{uid}/)
- [ ] 2.5 Implement get_main_memory_file() for MEMORY.md

## 3. Implement CoreTier

- [ ] 3.1 Set up better-sqlite3 with FTS5 extension
- [ ] 3.2 Create chunks table with vector BLOB column
- [ ] 3.3 Create chunks_fts virtual table for full-text search
- [ ] 3.4 Implement chunk storage with text chunker
- [ ] 3.5 Implement hybrid search (vector 0.7 + keyword 0.3 with temporal decay)
- [ ] 3.6 Implement fact storage with confidence scores

## 4. Implement Deep Dream consolidation

- [ ] 4.1 Create DeepDream class for overnight consolidation
- [ ] 4.2 Read daily + core → LLM summarizes → overwrite MEMORY.md
- [ ] 4.3 Implement dedup via content hashing
- [ ] 4.4 Write dream diary to memory/dreams/YYYY-MM-DD.md
- [ ] 4.5 Add cron scheduling

## 5. Add memory management tools

- [ ] 5.1 Implement manage-memory tool (create/update/delete)
- [ ] 5.2 Implement search-memory tool (hybrid search)
- [ ] 5.3 Register tools for agent use

## 6. Add context compression (DCP)

- [ ] 6.1 Implement range/message dedup
- [ ] 6.2 Implement purge errors
- [ ] 6.3 Implement turn protection
- [ ] 6.4 Wire into compaction pipeline

## 7. Add boulder state

- [ ] 7.1 Implement cross-session plan persistence in Postgres
- [ ] 7.2 Add automatic resumption on session start

## 8. Add System Context model

- [ ] 8.1 Implement typed context sources
- [ ] 8.2 Implement immutable epoch baselines
- [ ] 8.3 Add reconciliation on context change

## 9. Add SWR caching

- [ ] 9.1 Implement stale-while-revalidate for MCP tool results
- [ ] 9.2 Add TTU-based revalidation
- [ ] 9.3 Add cache invalidation on project switch

## 10. UI: Memory & context

- [ ] 10.1 Add memory browser UI
- [ ] 10.2 Add context composition breakdown
- [ ] 10.3 Add consolidation timeline
- [ ] 10.4 Add cross-session continuity indicator
