Preprocessor for scraped LLVM Bugzilla JSON → documents for Pinecone #85

Summary

Preprocess already scraped LLVM Bugzilla data in JSON into document objects (content + metadata) for Pinecone upsert. No scraping or Bugzilla API calls.

Scope

• Input: Scraped Bugzilla JSON (existing scrape schema). Output: Documents with content (e.g. summary + description, optional comments) and metadata (e.g. bug_id, product, component, status, priority, reporter, created_at, url).
• In scope: Parse/validate JSON; normalize text (strip HTML); define document schema; one doc per bug or per comment as agreed. Out of scope: Fetching from Bugzilla; calling Pinecone.

Result

Library or CLI: JSON input (file/stream) → list of { content, metadata }. Config for field mapping/truncation. Code, tests, and doc schema README.

Acceptance criteria

• Accepts scraped Bugzilla JSON in agreed format; outputs stable content + metadata.
• Metadata includes bug id, product/component, filterable fields. Schema documented.
• No Bugzilla API or scraping in this component.