[WIP][CRCR] Initial implementation of L2#7967

Draft

KarhouTam wants to merge 5 commits intopytorch:mainfrom

KarhouTam:crcr-L2

Commits on Apr 14, 2026

CRCR L2 implementation

committed

Commits on Apr 16, 2026

Refactor `forward_to_hud()` input and fix the lint
KarhouTam
committed

Commits on Apr 25, 2026

Refactor error handling in `forward_to_hud()` for clarity and consistency
KarhouTam
committed
Implement retry logic for HUD API calls with configurable max retries
KarhouTam
committed

Commits on Apr 27, 2026

Implement rate limit for result lambda calls with configurable max rate per min
KarhouTam
committed