### 🧠 Prolog Expert System: Cold vs Flu Create a rule-based system in Prolog to diagnose whether a patient is more likely to have a **common cold** or **influenza**, based on symptoms like: - Fever - Body aches - Runny nose - Cough - Fatigue 📁 File to be created: ``` src/06_expert_system/cold_vs_flu.pl ``` Use `ask()` style user interaction or assert predicates. Document your rules with comments.