ci: deploy dogfood-gate, add Groove manifest and CRG tests

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: hyperpolymath

TEST-NEEDS.md

@@ -1,6 +1,6 @@
 # TEST-NEEDS — awesome-nickel
 
-## CRG Grade C — ACHIEVED 2026-04-04
+## CRG Grade: C — ACHIEVED 2026-04-04
 
 This is a curated documentation/list repository with no executable application
 code. Tests validate the structural integrity of the awesome list using Deno.