~anthropic/claude-sonnet-latest → A (6:4)

Side A is a small, well-tested bugfix that prevents pinned Reddit posts from polluting imported listings, with clear rationale and a dedicated test. Side B is a terse, under-documented refactor that removes the eager on-write trimming of recent_votes (now unbounded storage growth, capped only at read time) and bumps the schema version, which is a riskier architectural change without clear justification in the commit message.