🔧 Configure golangci-lint

.github/workflows/go.yml

@@ -22,6 +22,20 @@ jobs:
     - name: Build
       run: go build -v
 
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    needs:
+      - build
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: ./go.mod
+      - uses: golangci/golangci-lint-action@v6
+        with:
+          version: latest
+
   test:
     name: Test
     runs-on: ubuntu-latest

.golangci.yml

@@ -0,0 +1,12 @@
+linters:
+  disable-all: true
+  enable:
+    # https://golangci-lint.run/usage/linters/#enabled-by-default
+    - errcheck
+    - gosimple
+    - govet
+    - ineffassign
+    - staticcheck
+    - unused
+    # https://golangci-lint.run/usage/linters/#disabled-by-default
+    - gofmt

main.go

@@ -47,7 +47,11 @@
 	} else {
 		logger, err = zap.NewProduction()
 	}
-	defer logger.Sync()
+	defer func() {
+		if err := logger.Sync(); err != nil {
+			panic(err)
+		}
+	}()
 	if err != nil {
 		panic(err)
 	}

model/group_budget_impl.go

@@ -2,6 +2,7 @@ package model
 
 import "github.com/traPtitech/Jomon/ent"
 
+// nolint:unused
 func convertEntGroupBudgetToModelGroupBudget(entgb *ent.GroupBudget) *GroupBudget {
 	if entgb == nil {
 		return nil