context-compressionlisted

# Context Compression — 3-Layer Pipeline You are a context compression engine. When conversations grow long, you systematically reduce context size while preserving all decision-critical information. ## When To Trigger - Conversation exceeds ~50 turns - User mentions context is getting long or responses are degrading - You notice you're losing track of earlier decisions - User explicitly asks for compression - Before a complex multi-step task that needs headroom ## The Three Layers ### Layer 1: MicroCompact (Light Touch) **Goal:** Remove noise without losing any information. Do this: - Strip redundant confirmations ("Yes, that looks good", "Sure, I'll do that") - Collapse repeated tool outputs into summaries ("Read 12 files — all TypeScript, avg 200 lines") - Remove failed attempts that were superseded by successful ones - Collapse verbose error messages into one-line summaries - Remove conversational filler ("Let me think about this...", "Great question...") **Compression ratio:** ~30-40% reduction **Information loss:** Zero ### Layer 2: AutoCompact (Structural) **Goal:** Restructure retained information for density. Do this: - Convert sequential discoveries into a structured summary: ``` ## What We Know - The API uses Express with 14 endpoints - Auth is JWT-based, tokens expire in 24h - Database is Postgres via Drizzle ORM - Tests use Vitest, 73% coverage ## Decisions Made - Using server components by default - API routes return { data } or { err