# QueryMood.srv — ask the personality node for the current mood + greeting for a person
#
# Call with empty person_id to query the mood for whoever is currently tracked.

# Request
string person_id    # person to query; leave empty for current tracked person
---
# Response
string mood               # happy | curious | annoyed | playful
string relationship_tier  # stranger | regular | favorite
float32 relationship_score
int32   interaction_count
string  greeting_text     # suggested greeting string
bool    success
string  message           # error detail if success=false
