H and K tested (G0168, G0178 accepted); keyword fast path needs all groups

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_014aUaQeLnwbb1zTpN7kHeat

tasks_gen/eval/G0178/generation.json

@@ -0,0 +1,16 @@
+{
+ "id": "G0178",
+ "pool": "eval",
+ "category": "K",
+ "base_task": "G0004",
+ "style": "free_text",
+ "tool_schema": "generic_v0",
+ "attempts": [
+  {
+   "stage": "validate",
+   "oracle": 100.0,
+   "null": 0
+  }
+ ],
+ "accepted": true
+}