feat docs: add missing string include to README

belov-aleksey · robot-piglet · commit 1b60cffdd6b1 · 2026-02-11T14:52:52.000+03:00
Closes #1079 Closes #1124 --- Pull Request resolved: #1123 commit_hash:dcc391da1d54ae362418cbb8786b8abde0db2c03
diff --git a/README.md b/README.md
@@ -31,6 +31,7 @@ requests and tasks and returns to the handling of the operation only when it is
 guaranteed to execute immediately:
 
 ```cpp
+#include <string>
 #include <userver/easy.hpp>
 #include "schemas/key_value.hpp"
 
