feat: chat typing

src/dto/ollama.rs

@@ -1,5 +1,6 @@
 use serde::{Deserialize, Serialize};
-use utoipa::ToSchema;
+
+use crate::dto::api;
 
 #[derive(Debug, Serialize, Deserialize)]
 pub struct OllamaModels {
@@ -59,3 +60,21 @@ pub struct OllamaGenerateResponse {
     pub prompt_eval_count: Option<u32>,
     pub eval_count: Option<u32>,
 }
+
+#[derive(Debug, Serialize)]
+pub struct OllamaChatRequest<'a> {
+    pub model: &'a str,
+    pub messages: &'a [api::Message],
+    pub stream: bool,
+    pub options: OllamaOptions,
+}
+
+#[derive(Debug, Deserialize)]
+pub struct OllamaChatResponse {
+    pub model: String,
+    pub message: api::Message,
+    pub done: bool,
+
+    pub prompt_eval_count: Option<u32>,
+    pub eval_count: Option<u32>,
+}