Ready-to-serve offline search corpus for WebExplorer-style agentic QA.
with_gold/: 5M WebMix plus QA gold support documents.
no_gold/: same corpus with gold_support documents removed.
Dense retrieval: Qwen3 embeddings + USearch.
Lexical retrieval: Tantivy BM25.
Docstore: SQLite.
For with_gold, reassemble SQLite after download:
cat with_gold/offline_corpus.sqlite.parts/part-* > with_gold/offline_corpus.sqlite
