Amélioration contraste mobile, traçabilité des IA et filtrage catalogue

modules/model_updater.py

@@ -30,7 +30,8 @@ def _do_update():
                 pricing = m.get("pricing", {})
                 # Gratuits purs
                 if pricing.get("prompt") == "0" and pricing.get("completion") == "0":
-                    modeles_gratuits.append(m["id"])
+                    if "nvidia/nemotron" not in m["id"].lower():
+                        modeles_gratuits.append(m["id"])
                 # Ciblage des payants ultra-performants (Claude & OpenAI)
                 elif "claude-3.5-sonnet" in m["id"].lower() or "gpt-4o" in m["id"].lower():
                     modeles_payants.append(m["id"])