Add |loved variants to V2_RATING_LABELS for ComfyUI validation

ComfyUI rejects widget values not in the allowed list. Generate all
valid label|loved combinations at definition time.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

conditioning.py

@@ -5630,7 +5630,7 @@ FunPackGemmaEmbeddingRefiner = FunPackVideoRefiner
 _V2_PERSISTENT_ENCODE_CACHE = {}
 _V2_PERSISTENT_CACHE_MAX = 4096
 
-V2_RATING_LABELS = [
+_BASE_RATING_LABELS = [
     "-Just forget it-",
     "Perfect",
     "Nailed it",
@@ -5648,6 +5648,10 @@ V2_RATING_LABELS = [
     "Missing action + quality",
     "Awful",
 ]
+_NO_LOVED_LABELS = {"-Just forget it-", "Perfect", "Awful"}
+V2_RATING_LABELS = _BASE_RATING_LABELS + [
+    l + "|loved" for l in _BASE_RATING_LABELS if l not in _NO_LOVED_LABELS
+]
 
 V2_RATING_PROFILES = {
     "-Just forget it-": {"key": "forget", "reward": 0.0, "level": 0, "missing_axes": [], "skip_learning": True},