Upgrade Golang to version 1.21

Signed-off-by: clarklee92 <[email protected]>

Author: clarklee92

.github/workflows/ci.yaml

@@ -10,8 +10,8 @@ on:
 
 env:
   # Common versions
-  GO_VERSION: '1.19'
-  GOLANGCI_VERSION: 'v1.51'
+  GO_VERSION: '1.21'
+  GOLANGCI_VERSION: 'v1.58'
   DOCKER_BUILDX_VERSION: 'v0.4.2'
 
   # Common users. We can't run a step 'if secrets.AWS_USR != ""' but we can run

.github/workflows/e2e-1.26.yaml

@@ -10,7 +10,7 @@ on:
 
 env:
   # Common versions
-  GO_VERSION: '1.19'
+  GO_VERSION: '1.21'
   KIND_ACTION_VERSION: 'v1.3.0'
   KIND_VERSION: 'v0.14.0'
   KIND_IMAGE: 'kindest/node:v1.26.4'

Dockerfile

@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM golang:1.19 as builder
+FROM golang:1.21 as builder
 
 WORKDIR /workspace
 # Copy the Go Modules manifests