upgrade golang to 1.20.4

.github/workflows/build.yml

@@ -12,9 +12,9 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v3
       - name: Set up Go
-        uses: actions/setup-go@v3
+        uses: actions/setup-go@v4
         with:
-          go-version: 1.19
+          go-version: 1.20.4
       - name: Build Docker Image
         run: make push
         env:

.github/workflows/ci.yml

@@ -19,7 +19,7 @@ jobs:
       ## this will contain a matrix of all of the combinations
       ## we wish to test again:
       matrix:
-        go-version: [ 1.19.x ]
+        go-version: [ 1.20.x ]
         os: [ ubuntu-latest ]
     runs-on: ${{ matrix.os }}
     steps:

.github/workflows/release.yml

@@ -13,9 +13,9 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v3
       - name: Set up Go
-        uses: actions/setup-go@v3
+        uses: actions/setup-go@v4
         with:
-          go-version: 1.19
+          go-version: 1.20.4
       - uses: olegtarasov/[email protected]
         id: tagName
       - name: Release Docker Image

Makefile

@@ -37,7 +37,7 @@ build: promu
 
 crossbuild: promu
 	@echo ">> crossbuilding binaries"
-	@$(PROMU) crossbuild --go=1.19
+	@$(PROMU) crossbuild --go=1.20
 
 tarball: promu
 	@echo ">> building release tarball"

go.mod

@@ -1,6 +1,6 @@
 module github.com/danielqsj/kafka_exporter
 
-go 1.19
+go 1.20
 
 require (
 	github.com/Shopify/sarama v1.38.1