quantmodel — Remove any remaining personal-use friction found by the smoke test

Objective

Remove any remaining personal-use friction found by the smoke test.

Notes: Blank Custom Meta strategy IDs now canonically use every current catalog entry before asset filtering; documented UI, schema, core, Node, and Playwright coverage completed.

Approach

Reuses existing report research/findings/custom-meta-all-candidates-t318.md — tables/metrics preserved verbatim via source_report pointer. Body below summarizes grounded evidence from that report and adjacent artifacts.

Files / code / data changed

No commit SHA confidently associated with t318 in sampled log [reconstructed — uncertain].
Source report: research/findings/custom-meta-all-candidates-t318.md
Task-history entry: research/findings/task-history.json#t318

Results

Conclusions and metrics are in research/findings/custom-meta-all-candidates-t318.md; see detail page for preserved tables/metrics.

Conclusions

[reconstructed — uncertain] Outcome inferred from status done and task note.

Problems / follow-ups

See source report or PR discussion for follow-ups. No unsupported follow-ups fabricated.