Feat: Let providers configure a fast model for summarization (#4228)

crates/goose/tests/agent.rs

@@ -592,6 +592,16 @@ mod final_output_tool_tests {
                     ProviderUsage::new("mock".to_string(), Usage::default()),
                 ))
             }
+
+            async fn complete_with_model(
+                &self,
+                _model_config: &ModelConfig,
+                system: &str,
+                messages: &[Message],
+                tools: &[Tool],
+            ) -> anyhow::Result<(Message, ProviderUsage), ProviderError> {
+                self.complete(system, messages, tools).await
+            }
         }
 
         let agent = Agent::new();
@@ -713,6 +723,16 @@ mod final_output_tool_tests {
             ) -> Result<(Message, ProviderUsage), ProviderError> {
                 Err(ProviderError::NotImplemented("Not implemented".to_string()))
             }
+
+            async fn complete_with_model(
+                &self,
+                _model_config: &ModelConfig,
+                system: &str,
+                messages: &[Message],
+                tools: &[Tool],
+            ) -> anyhow::Result<(Message, ProviderUsage), ProviderError> {
+                self.complete(system, messages, tools).await
+            }
         }
 
         let agent = Agent::new();
@@ -829,6 +849,16 @@ mod retry_tests {
                 ))
             }
         }
+
+        async fn complete_with_model(
+            &self,
+            _model_config: &ModelConfig,
+            system: &str,
+            messages: &[Message],
+            tools: &[Tool],
+        ) -> anyhow::Result<(Message, ProviderUsage), ProviderError> {
+            self.complete(system, messages, tools).await
+        }
     }
 
     #[tokio::test]
@@ -1002,6 +1032,16 @@ mod max_turns_tests {
             Ok((message, usage))
         }
 
+        async fn complete_with_model(
+            &self,
+            _model_config: &ModelConfig,
+            system_prompt: &str,
+            messages: &[Message],
+            tools: &[Tool],
+        ) -> anyhow::Result<(Message, ProviderUsage), ProviderError> {
+            self.complete(system_prompt, messages, tools).await
+        }
+
         fn get_model_config(&self) -> ModelConfig {
             ModelConfig::new("mock-model").unwrap()
         }