Per PM task #18 + PR #1637 Section 4 triage + Bryce PR #1643 + huangheng PR #1644 both merged。 ### 对应 target merge 完成触发的 Phase 2 delete - `authentication.md` → task #10 `architecture/identity-governance-model-platform-marketplace.md` (PR #1643 `c11b0ad8`) - `quota-system-design.md` → task #10 architecture + task #15 admin-guide (PR #1643) - `collection_marketplace_design.md` → task #10 architecture + task #15 user-guide (PR #1643) - `indexing_architecture.md` → task #11 `architecture/indexing-retrieval-kg.md` (PR #1644 `618b91a9`) - `vector_db_abstraction.md` → task #11 (PR #1644) - `search_flow_design.md` → task #11 (PR #1644) - `vision_index_creation.md` → task #11 (PR #1644) - `graph_curation.md` → task #11 (PR #1644) - `graph_index_creation.md` → task #11 (PR #1644) - `lightrag_entity_extraction_and_merging.md` → task #11 (PR #1644) - `web-search-design.md` → task #12 `architecture/web-access.md` (PR #1643) ### 顺带清理 - `docs/zh-CN/design/_category.yaml` — design/ 目录现已空,category yaml 废弃一并删除 ### task #18 完成状态 Phase 1 (PR #1642 `c75a739b`): en-US + web/docs + 22 source docs deleted Phase 2 (本 PR): 最后 11 source docs + empty design/_category.yaml = 12 files task #18 合入即可 → Done。 Co-authored-by: Claude Opus 4.7 <noreply@anthropic.com>