Repository maintenance: Linter

.github/workflows/lint.yaml

@@ -0,0 +1,38 @@
+name: "Lint"
+
+on:
+  push:
+    branches:
+      - master
+      - main
+    paths-ignore:
+      - '*.md'
+      - 'docs/**'
+
+  pull_request:
+    types: [ opened, synchronize ]
+    paths-ignore:
+      - '*.md'
+      - 'docs/**'
+    branches:
+      - master
+      - main
+
+jobs:
+  lint:
+    name: "Run linter"
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: "1.25"
+
+      - name: golangci-lint
+        uses: golangci/golangci-lint-action@v9
+        with:
+          version: latest

.golangci.yaml

@@ -0,0 +1,40 @@
+version: "2"
+linters:
+  default: all
+  enable:
+    - bodyclose
+    - copyloopvar
+    - decorder
+    - errcheck
+    - forbidigo
+    - goconst
+    - gocritic
+    - govet
+    - ineffassign
+    - intrange
+    - misspell
+    - nestif
+    - nlreturn
+    - perfsprint
+    - predeclared
+    - staticcheck
+    - testifylint
+    - unparam
+    - unused
+    - wastedassign
+    - whitespace
+    - wrapcheck
+  exclusions:
+    generated: lax
+    paths:
+      - ./ws/mocks
+      - ./ocppj/mocks
+      - ./ocpp1.6_test/mocks
+formatters:
+  settings:
+    goimports:
+      local-prefixes:
+        - github.com/lorenzodonini/ocpp-go
+  enable:
+    - gofmt
+    - goimports

Makefile

@@ -1,2 +1,8 @@
 test:
 	docker compose -f docker-compose.test.yaml up toxiproxy integration_test --abort-on-container-exit
+
+lint:
+	golangci-lint run
+
+format:
+	golangci-lint fmt