Add models_config.json for complete deployment

models_config.json

@@ -0,0 +1,18 @@
+{
+  "models": [
+    {
+      "model_id": "nullai-phi-4-14b-v2",
+      "display_name": "NullAI Phi-4 14B (v2)",
+      "provider": "huggingface",
+      "api_url": null,
+      "model_name": "kofdai/nullai-phi-4-14b-v2",
+      "max_tokens": 4096,
+      "temperature": 0.7,
+      "timeout": 120,
+      "is_default": true,
+      "supported_domains": ["medical", "ai_fundamentals", "logic_reasoning", "computer_science_theory", "engineering", "philosophy", "law", "general"],
+      "description": "NullAI Phi-4 14B model with multi-domain knowledge management",
+      "quantization": "f16"
+    }
+  ]
+}