Update golang Docker tag to v1.21.0

renovate[bot] · web-flow · commit 14e3db74e89b · 2023-08-08T22:22:48.000Z
diff --git a/Dockerfile b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.18.3
+FROM golang:1.21.0
 
 ARG TOAD_VERSION=0.2.4
 
