Support modifying AZURE_OPENAI_API_VERSION (#1042)

Co-authored-by: Jean-FrançoisMillet <JMillet@barbizon.fr>

crates/goose/src/providers/azure.rs

@@ -15,7 +15,7 @@ use mcp_core::tool::Tool;
 pub const AZURE_DEFAULT_MODEL: &str = "gpt-4o";
 pub const AZURE_DOC_URL: &str =
     "https://learn.microsoft.com/en-us/azure/ai-services/openai/concepts/models";
-pub const AZURE_API_VERSION: &str = "2024-10-21";
+pub const AZURE_DEFAULT_API_VERSION: &str = "2024-10-21";
 pub const AZURE_OPENAI_KNOWN_MODELS: &[&str] = &["gpt-4o", "gpt-4o-mini", "gpt-4"];
 
 #[derive(Debug, serde::Serialize)]
@@ -25,6 +25,7 @@ pub struct AzureProvider {
     endpoint: String,
     api_key: String,
     deployment_name: String,
+    api_version: String,
     model: ModelConfig,
 }
 
@@ -41,6 +42,9 @@ impl AzureProvider {
         let api_key: String = config.get_secret("AZURE_OPENAI_API_KEY")?;
         let endpoint: String = config.get("AZURE_OPENAI_ENDPOINT")?;
         let deployment_name: String = config.get("AZURE_OPENAI_DEPLOYMENT_NAME")?;
+        let api_version: String = config
+            .get("AZURE_OPENAI_API_VERSION")
+            .unwrap_or_else(|_| AZURE_DEFAULT_API_VERSION.to_string());
 
         let client = Client::builder()
             .timeout(Duration::from_secs(600))
@@ -51,6 +55,7 @@ impl AzureProvider {
             endpoint,
             api_key,
             deployment_name,
+            api_version,
             model,
         })
     }
@@ -63,7 +68,7 @@ impl AzureProvider {
             "openai/deployments/{}/chat/completions",
             self.deployment_name
         ));
-        base_url.set_query(Some(&format!("api-version={}", AZURE_API_VERSION)));
+        base_url.set_query(Some(&format!("api-version={}", self.api_version)));
 
         let response: reqwest::Response = self
             .client
@@ -99,6 +104,12 @@ impl Provider for AzureProvider {
                     false,
                     Some("Name of your Azure OpenAI deployment"),
                 ),
+                ConfigKey::new(
+                    "AZURE_OPENAI_API_VERSION",
+                    false,
+                    false,
+                    Some("Azure OpenAI API version, default: 2024-10-21"),
+                ),
             ],
         )
     }