paperd v0.2.2

Highlights

• Switches semantic embeddings to mlx-community/Qwen3-Embedding-0.6B-4bit-DWQ.
• Keeps GUI semantic warmup after worker startup to avoid slow first searches.
• Adds a Settings > Worker action to re-embed imported papers after the model change.
• Updates worker/docs/version metadata and removes stale bge-m3 references.
• Fixes English UI localization fallbacks where Japanese text could appear.

Validation

• worker/.venv/bin/pytest worker/tests
• swift test
• Developer ID signed, notarized, and stapled.