refactor(cli): remove Ollama provider from models command

Remove all Ollama model definitions and related tests from cortex-cli.
This simplifies the codebase by removing support for the local Ollama
provider, focusing on cloud-based model providers.

Author: echobt

src/cortex-cli/src/models_cmd.rs

@@ -411,63 +411,6 @@ fn get_available_models() -> Vec<ModelInfo> {
             input_cost_per_million: Some(0.55),
             output_cost_per_million: Some(2.19),
         },
-        // Ollama models (local)
-        ModelInfo {
-            id: "llama3.2".to_string(),
-            name: "Llama 3.2".to_string(),
-            provider: "ollama".to_string(),
-            capabilities: ModelCapabilities {
-                vision: false,
-                tools: true,
-                parallel_tools: false,
-                streaming: true,
-                json_mode: true,
-            },
-            input_cost_per_million: None, // Local model, no API cost
-            output_cost_per_million: None,
-        },
-        ModelInfo {
-            id: "llama3.2:1b".to_string(),
-            name: "Llama 3.2 1B".to_string(),
-            provider: "ollama".to_string(),
-            capabilities: ModelCapabilities {
-                vision: false,
-                tools: true,
-                parallel_tools: false,
-                streaming: true,
-                json_mode: true,
-            },
-            input_cost_per_million: None,
-            output_cost_per_million: None,
-        },
-        ModelInfo {
-            id: "codellama".to_string(),
-            name: "Code Llama".to_string(),
-            provider: "ollama".to_string(),
-            capabilities: ModelCapabilities {
-                vision: false,
-                tools: false,
-                parallel_tools: false,
-                streaming: true,
-                json_mode: false,
-            },
-            input_cost_per_million: None,
-            output_cost_per_million: None,
-        },
-        ModelInfo {
-            id: "mistral".to_string(),
-            name: "Mistral 7B".to_string(),
-            provider: "ollama".to_string(),
-            capabilities: ModelCapabilities {
-                vision: false,
-                tools: true,
-                parallel_tools: false,
-                streaming: true,
-                json_mode: true,
-            },
-            input_cost_per_million: None,
-            output_cost_per_million: None,
-        },
     ]
 }
 
@@ -799,7 +742,7 @@ mod tests {
         let model = ModelInfo {
             id: "local-model".to_string(),
             name: "Local Model".to_string(),
-            provider: "ollama".to_string(),
+            provider: "local".to_string(),
             capabilities: ModelCapabilities::default(),
             input_cost_per_million: None,
             output_cost_per_million: None,
@@ -881,30 +824,6 @@ mod tests {
         assert!(!google_models.is_empty(), "Should have Google models");
     }
 
-    #[test]
-    fn test_get_available_models_has_ollama() {
-        let models = get_available_models();
-        let ollama_models: Vec<_> = models.iter().filter(|m| m.provider == "ollama").collect();
-        assert!(!ollama_models.is_empty(), "Should have Ollama models");
-    }
-
-    #[test]
-    fn test_get_available_models_ollama_has_no_cost() {
-        let models = get_available_models();
-        for model in models.iter().filter(|m| m.provider == "ollama") {
-            assert!(
-                model.input_cost_per_million.is_none(),
-                "Ollama model {} should have no input cost",
-                model.id
-            );
-            assert!(
-                model.output_cost_per_million.is_none(),
-                "Ollama model {} should have no output cost",
-                model.id
-            );
-        }
-    }
-
     #[test]
     fn test_get_available_models_unique_ids() {
         let models = get_available_models();