Review fixes G0019, G0108: added hidden tests; revalidated

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

tasks_gen/eval/G0108/review.json

@@ -1,9 +1,7 @@
 {
- "decision": "fix",
- "note": "Default rate (else 15) has no hidden test. Add a call type that falls into the else branch.",
+ "decision": "accept",
+ "note": "Fixed: added charge_other (default destination charge). Oracle 100, null 0, mutation 5/5.",
  "by": "Claude",
  "date": "2026-10-03",
- "failed_checks": {
-  "7": "bosluk"
- }
+ "failed_checks": {}
 }