Add golangci-lint to build process

.github/workflows/build.yml

@@ -101,7 +101,8 @@ jobs:
         if: matrix.integrationtest
 
       - name: Code quality test
-        shell: bash
-        run: |
-          test -z "$(go fmt ./...)"
+        uses: golangci/golangci-lint-action@v2
+        with:
+          # Version of golangci-lint to use in form of v1.2 or v1.2.3 or `latest` to use the latest version
+          version: latest
         if: matrix.check

.golangci.yml

@@ -0,0 +1,24 @@
+# golangci-lint configuration options
+
+linters:
+  enable:
+    - deadcode
+    - errcheck
+    - goimports
+    # - revive
+    - ineffassign
+    - structcheck
+    - varcheck
+    - govet
+    - unconvert
+  disable-all: true
+
+issues:
+  # Enable some lints excluded by default
+  exclude-use-default: false
+
+  # Maximum issues count per one linter. Set to 0 to disable. Default is 50.
+  max-per-linter: 0
+
+  # Maximum count of issues with the same text. Set to 0 to disable. Default is 3.
+  max-same-issues: 0