Simplifing golangci-lint configuration

Signed-off-by: paulfantom <[email protected]>

.github/workflows/go.yml

@@ -8,6 +8,7 @@ on:
 
 env:
   golang-version: '1.15'
+  golangci-lint-version: 'v1.30.0'
 
 jobs:
 
@@ -37,9 +38,9 @@ jobs:
         diff -u <(echo -n) <(gofmt -d .)
 
     - name: Lint
-      run: |
-        curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin v1.30.0
-        /home/runner/go/bin/golangci-lint run --timeout=5m --skip-dirs=pkg/promql --skip-dirs=pkg/promb
+      uses: golangci/golangci-lint-action@v2
+      with:
+        version: ${{ env.golangci-lint-version }}
 
     - name: Build
       run: go build -v ./...

.golangci.yml

@@ -0,0 +1,7 @@
+---
+run:
+  timeout: 5m
+  skip-dirs:
+    - pkg/promql
+    - pkg/promb
+

Makefile

@@ -18,6 +18,6 @@ go-fmt:
 	gofmt -d .
 
 go-lint:
-	golangci-lint run --timeout=5m --skip-dirs=pkg/promql --skip-dirs=pkg/promb
+	golangci-lint run
 
-all: build test e2e-test go-fmt go-lint
+all: build test e2e-test go-fmt go-lint