docs: refresh search and opencode plan

docs: conclude lethe collector task

collector: persist skipped-only parser progress

docs: record collector endpoint and outbox checks

collector: enforce outbox cap before replay

docs: record collector final fixes

collector: fix daemon drain and backfill start

docs: update collector verify notes

collector: preserve valid rows around ingest errors

collector: skip rejected rows after partial ingest

collector: add lethe-collector cli

collector: add polling source runner

collector: align ingest sender with server response

collector: add ingest sender and outbox replay

collector: add config and state store

docs: clarify collector plan assumptions

docs: plan lethe collector implementation

chore: ignore local worktrees

collector: add Claude Code parser

docs: record shipped web tasks and dev tooling updates