diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index b6a9403..7bbf8fc 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -3,7 +3,7 @@
 {
 	"name": "Go",
 
-	"image": "mcr.microsoft.com/devcontainers/go:1.20",
+	"image": "mcr.microsoft.com/devcontainers/go:1.21",
 	// alternative: use the bullseye image
 	// "image": "mcr.microsoft.com/devcontainers/go:1.20-bullseye",
 	"runArgs": [
@@ -26,7 +26,9 @@
 			},
 			"[go]": {
 			  "editor.rulers": [90]
-			}
+			},
+			"editor.defaultFormatter": "golang.go",
+        	"editor.formatOnSave": true
 		  },
 		  // Add the IDs of extensions you want installed when the container is created.
 		  "extensions": [
@@ -35,7 +37,8 @@
 			"esbenp.prettier-vscode",
 			"github.vscode-pull-request-github",
 			"EditorConfig.EditorConfig",
-			"cschleiden.vscode-github-actions"
+			"cschleiden.vscode-github-actions",
+			"GitHub.copilot"
 		  ]
 		}
 	  },
@@ -53,7 +56,7 @@
 	// Comment out to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
 	"remoteUser": "vscode",
 	"features": {
-		"ghcr.io/devcontainers/features/docker-in-docker": "20.10",
+		"ghcr.io/devcontainers/features/docker-in-docker": "latest",
 		"ghcr.io/devcontainers-contrib/features/pre-commit": "latest"
 	}
 }
diff --git a/.github/workflows/linting.yml b/.github/workflows/linting.yml
index 462be0c..4ec0362 100644
--- a/.github/workflows/linting.yml
+++ b/.github/workflows/linting.yml
@@ -21,7 +21,7 @@ jobs:
   golangci-lint:
     strategy:
       matrix:
-        go-version: [1.20.x]
+        go-version: [1.21.x]
         os: [ubuntu-latest]
 
     runs-on: ${{ matrix.os }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index db07a00..d2e240a 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -15,7 +15,7 @@ jobs:
 
       - uses: actions/setup-go@v3
         with:
-          go-version: "1.20"
+          go-version: "1.21"
 
       - name: Login to Github Container Registry
         uses: docker/login-action@v2
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 7d5a1cc..bd7bfeb 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -4,16 +4,16 @@ on:
   workflow_dispatch:
   push:
     branches:
-      - '**'
+      - "**"
   pull_request:
-    types: [ opened, reopened ]
+    types: [opened, reopened]
 
 jobs:
   tests:
     strategy:
       matrix:
-        go-version: [ 1.20.x ]
-        os: [ ubuntu-latest ]
+        go-version: [1.21.x]
+        os: [ubuntu-latest]
 
     runs-on: ${{ matrix.os }}
 
diff --git a/go.mod b/go.mod
index 8019121..457f3a9 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/mpapenbr/iracelog-wamp-router
 
-go 1.20
+go 1.21
 
 require (
 	github.com/gammazero/nexus/v3 v3.2.1
diff --git a/setuplinks.sh b/setuplinks.sh
index e91448a..cd9de7c 100755
--- a/setuplinks.sh
+++ b/setuplinks.sh
@@ -8,16 +8,18 @@ if [ ! -e $HOME/.gitconfig.local ]; then
     fi
 fi
 
+# linking .cobra.yaml
+if [ ! -e $HOME/.cobra.yaml ]; then
+    if [ -f $PWD/.cobra.yaml ]; then
+        echo "Linking .cobra.yaml"
+        ln -s $PWD/.cobra.yaml $HOME/.cobra.yaml
+    fi
+fi
+
 # linking .npmrc
 if [ ! -e $HOME/.npmrc ]; then
-    if [ -f .npmrc ];  then
+    if [ -f $PWD/.npmrc ]; then
         echo "Linking .npmrc"
         ln -s $PWD/.npmrc $HOME/.npmrc
     fi
 fi
-
-# linking .cobra.yaml
-if [ ! -e $HOME/.cobra.yaml ]; then
-    echo "Linking .cobra.yaml"
-    ln -s $PWD/.cobra.yaml $HOME/.cobra.yaml
-fi