feat: implement centralized logging and authentication middleware

Co-authored-by: aider (openai/andrew/openrouter/anthropic/claude-sonnet-4) <aider@aider.chat>

src/modes/server/api/mod.rs

@@ -53,8 +53,9 @@ pub fn add_routes(router: Router<AppState>) -> Router<AppState> {
 }
 
 pub fn add_docs_routes(router: Router<AppState>) -> Router<AppState> {
-    router.merge(
-        SwaggerUi::new("/swagger-ui")
-            .url("/api-docs/openapi.json", ApiDoc::openapi())
-    )
+    router
+        .merge(SwaggerUi::new("/swagger").url("/openapi.json", ApiDoc::openapi()))
+        .route("/openapi.json", axum::routing::get(|| async {
+            axum::Json(ApiDoc::openapi())
+        }))
 }