Update routes.chat.json

routes.chat.json

@@ -2,37 +2,31 @@
   {
     "name": "casual_conversation",
     "description": "General purpose dialog, fast and cheap",
-    "primary_model": "Qwen3-1.7B-nothink",
-    "fallback_models": ["Qwen3-1.7B-nothink"]
+    "primary_model": "Qwen3-1.7B-nothink"
   },
   {
     "name": "casual_reasoning",
     "description": "General purpose reasoning model for more detailed discussions",
-    "primary_model": "Qwen3-1.7B",
-    "fallback_models": ["Qwen3-1.7B"]
-  },            
+    "primary_model": "Qwen3-1.7B"
+  },
   {
     "name": "code-writing-agent-without-tools",
     "primary_model": "code-writing-agent-without-tools",
-    "description": "A code writing agent without any additional tools",
-    "fallback_models": ["Qwen3-1.7B-nothink"]
+    "description": "A code writing agent without any additional tools"
   },
   {
     "name": "code-writing-agent-with-search",
     "primary_model": "code-writing-agent-with-search",
-    "description": "A code writing agent with a search tool",
-    "fallback_models": ["Qwen3-1.7B-nothink"]
+    "description": "A code writing agent with a search tool"
   },
   {
     "name": "custom-agent-with-beam-design-tools",
     "primary_model": "custom-agent-with-beam-design-tools",
-    "description": "An agent that specializes in designing beams using mechanical principles",
-    "fallback_models": ["Qwen3-1.7B-nothink"]
+    "description": "An agent that specializes in designing beams using mechanical principles"
   },
   {
     "name": "generator-with-managed-critic",
     "primary_model": "generator-with-managed-critic",
-    "description": "An agent that uses a self-reflection pattern to iteratively refine outputs.",
-    "fallback_models": ["Qwen3-1.7B-nothink"]
-  },
+    "description": "An agent that uses a self-reflection pattern to iteratively refine outputs."
+  }
 ]