Numbered, immutable records of significant design choices. Append new entries; never rewrite past ones — supersede via a new ADR if needed.
| # | Title | Status |
|---|---|---|
| 0001 | Drop mem0 as primary memory store | Accepted (2026-04-18) |
| 0002 | Multi-tenant data model from day one (single-tenant runtime in v0.1) | Accepted (2026-04-18) |
| 0003 | memory-hall (engine library) vs memory-gateway (deployment platform) | Accepted (2026-04-18) |
| 0004 | Standardization stance: implementation first, spec later | Accepted (2026-04-18) |
| 0005 | v0.2 Minimum Viable Contract (production-facing freeze) | Accepted (2026-04-19) |
| 0006 | HttpEmbedder: embed path isolation from LLM queue | Accepted (2026-04-20) |
| 0007 | Minimal Token auth (single-tenant deployment shim) | Accepted (2026-04-23) |
| 0008 | memhall 是 personal PKI，輕量 > 完整 | Accepted (2026-04-28) |
| 0009 | Admin gate（two-tier bearer，不做 HMAC） | Accepted (2026-04-28) |
Each ADR has: Context, Decision, Consequences, Alternatives Considered. Optional: Open Questions.