requirement section added

Dean Karn · Dean Karn · commit 1950a4cb2053 · 2022-03-23T22:04:51.000-07:00
diff --git a/README.md b/README.md
@@ -6,6 +6,9 @@ ksql
 
 **Is a JSON data expression lexer, parser, cli and library.**
 
+#### Requirements
+- Go 1.18+
+
 #### How to install CLI
 ```shell
 ~ go install github.com/go-playground/ksql
