Backup commit of uncommitted working-tree state found during Legion
recon (Tony resurrection, STEP 0). This work existed only on the
laptop disk.
- chain shadow accrual + probe script (038_chain_shadow.sql)
- WNBA possession feed: ESPN adapter, usage service, verify script
(039_wnba_player_game.sql)
- baseball chain
- retention/snapshot service updates, tableKeys, matchupKeys
- specs: chain-v1, wnba-possession-feed, wnba-source-survey
- unit tests for the above
Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01QnvJAkC3h5QGmb6dipoiWn
builtbykev
6c34af3414