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docs: add stability research BL-048/049/050 and embedding self-hosted study#56

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tryweb merged 1 commit intomainfrom
docs/bl-048-049-050-stability-research
Apr 3, 2026
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docs: add stability research BL-048/049/050 and embedding self-hosted study#56
tryweb merged 1 commit intomainfrom
docs/bl-048-049-050-stability-research

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@tryweb tryweb commented Apr 3, 2026

Summary

  • Add BL-048: LanceDB index conflict fix + backup safety mechanism
  • Add BL-049: embedder error tolerance + graceful degradation
  • Add BL-050: built-in embedding model (transformers.js)
  • Add docs/embedding-self-hosted.md: self-hosted embedding research
  • Add docs/memory-backup-safety.md: backup and recovery study
  • Update backlog.md and roadmap.md with new items

Changes

New Documents

  1. docs/embedding-self-hosted.md - Research on using transformers.js for offline embedding

    • Compares all-MiniLM-L6-v2 (384d) vs nomic-embed-text (768d)
    • Analyzes package size impact (~237KB plugin unchanged, ~90MB model download)
    • Documents user experience differences
  2. docs/memory-backup-safety.md - LanceDB backup and recovery study

    • Root cause analysis of index conflict errors
    • Backup strategies comparison (LanceDB versioning, export, rsync)
    • ensureIndexes() fix recommendations

Backlog Updates

Added to Epic 9 - 儲存引擎與規模韌性:

  • BL-048 (P1): LanceDB 索引衝突修復與備份安全機制
  • BL-049 (P1): Embedder 錯誤容忍與 graceful degradation
  • BL-050 (P1): 內建 embedding 模型(transformers.js)

Testing

  • Docs build correctly
  • Links validated

… study

- add BL-048: LanceDB index conflict fix + backup safety mechanism
- add BL-049: embedder error tolerance + graceful degradation
- add BL-050: built-in embedding model (transformers.js)
- add docs/embedding-self-hosted.md: self-hosted embedding research
- add docs/memory-backup-safety.md: backup and recovery study
- update backlog.md: add new items to Epic 9
- update roadmap.md: add to P1 list
@tryweb tryweb merged commit b0947f2 into main Apr 3, 2026
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@tryweb tryweb deleted the docs/bl-048-049-050-stability-research branch April 3, 2026 08:44
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