Use go-version-file parameter for the Go install action (#72)

Author: bastjan

.github/workflows/lint.yaml

@@ -14,12 +14,9 @@ jobs:
     steps:
     - uses: actions/checkout@v6
 
-    - name: Determine Go version from go.mod
-      run: echo "GO_VERSION=$(grep "go 1." go.mod | cut -d " " -f 2 | cut -d "." -f 1,2)" >> $GITHUB_ENV
-
     - uses: actions/setup-go@v6
       with:
-        go-version: ${{ env.GO_VERSION }}
+        go-version-file: 'go.mod'
 
     - name: Run linters
       run: make lint

.github/workflows/release.yml

@@ -13,12 +13,9 @@ jobs:
       with:
         fetch-depth: 0
 
-    - name: Determine Go version from go.mod
-      run: echo "GO_VERSION=$(grep "go 1." go.mod | cut -d " " -f 2 | cut -d "." -f 1,2)" >> $GITHUB_ENV
-
     - uses: actions/setup-go@v6
       with:
-        go-version: ${{ env.GO_VERSION }}
+        go-version-file: 'go.mod'
 
     - name: Login to Quay.io
       uses: docker/login-action@v3

.github/workflows/test.yml

@@ -14,12 +14,9 @@ jobs:
     steps:
     - uses: actions/checkout@v6
 
-    - name: Determine Go version from go.mod
-      run: echo "GO_VERSION=$(grep "go 1." go.mod | cut -d " " -f 2 | cut -d "." -f 1,2)" >> $GITHUB_ENV
-
     - uses: actions/setup-go@v6
       with:
-        go-version: ${{ env.GO_VERSION }}
+        go-version-file: 'go.mod'
 
     - name: Run tests
       run: make test