update to go 1.16

.github/workflows/integration.yaml

@@ -13,7 +13,7 @@ jobs:
       - name: Setup go
         uses: actions/setup-go@v2.1.3
         with:
-          go-version: '1.15.x'
+          go-version: '1.16.x'
       - name: Vet
         run: make vet
       - name: Test
@@ -27,7 +27,7 @@ jobs:
       - name: Setup go
         uses: actions/setup-go@v2.1.3
         with:
-          go-version: '1.15.x'
+          go-version: '1.16.x'
       - name: Build
         run: make build
 

.github/workflows/release.yaml

@@ -14,7 +14,7 @@ jobs:
       - name: Setup go
         uses: actions/setup-go@v2.1.3
         with:
-          go-version: '1.15.x'
+          go-version: '1.16.x'
       - name: Create release artifacts
         run: make release
         env:

Dockerfile

@@ -1,5 +1,4 @@
-FROM golang:1.15.8-alpine
-ENV GO111MODULE=on
+FROM golang:1.16.0-alpine
 WORKDIR /go/src/github.com/systemli/prometheus-jitsi-meet-exporter
 ADD . /go/src/github.com/systemli/prometheus-jitsi-meet-exporter
 RUN go build -o /prometheus-jitsi-meet-exporter