Bump Golang to 1.20

.github/workflows/build.yml

@@ -9,14 +9,14 @@ jobs:
   golang:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Setup Golang
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v4
         with:
-          go-version: 1.19.x
+          go-version: ~1.20.4
 
-      - uses: actions/cache@v1
+      - uses: actions/cache@v3
         with:
           path: ~/go/pkg/mod
           key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}

.github/workflows/release.yml

@@ -8,14 +8,14 @@ jobs:
   golang:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Setup Golang
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v4
         with:
-          go-version: 1.19.x
+          go-version: ~1.20.4
 
-      - uses: actions/cache@v1
+      - uses: actions/cache@v3
         with:
           path: ~/go/pkg/mod
           key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}

.github/workflows/test.yml

@@ -7,14 +7,14 @@ jobs:
   golang:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Setup Golang
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v4
         with:
-          go-version: 1.19.x
+          go-version: ~1.20.4
 
-      - uses: actions/cache@v1
+      - uses: actions/cache@v3
         with:
           path: ~/go/pkg/mod
           key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}

ci/test.sh

@@ -2,3 +2,6 @@
 
 export GO111MODULE="on"
 go test -race -v -coverprofile=coverage.txt -covermode=atomic ./...
+
+go install golang.org/x/vuln/cmd/govulncheck@latest
+"$(go env GOPATH)"/bin/govulncheck ./...

go.mod

@@ -1,6 +1,6 @@
 module github.com/aerokube/images
 
-go 1.19
+go 1.20
 
 require (
 	github.com/aandryashin/matchers v0.0.0-20161126170413-435295ea180e