feat: add models list endpoint

src/routes/v1/models.rs

@@ -0,0 +1,16 @@
+use axum::{Json, extract::State};
+use serde_json::Value;
+
+use crate::state::app_state::AppState;
+
+pub async fn list_models(
+    State(state): State<AppState>,
+) -> Result<Json<Value>, (axum::http::StatusCode, String)> {
+    match state.ollama.list_models().await {
+        Ok(models) => Ok(Json(models)),
+        Err(err) => Err((
+            axum::http::StatusCode::INTERNAL_SERVER_ERROR,
+            err.to_string(),
+        )),
+    }
+}