upgrade golangci-lint to 1.57.2

.github/workflows/lint.yml

@@ -2,17 +2,16 @@ name: Lint Check
 
 on: [pull_request]
 jobs:
-  build:
+  lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - name: Install Go
-        uses: actions/setup-go@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
         with:
-          go-version: 1.19.x
+          go-version: '1.21'
       - name: "Run lint"
-        uses: golangci/golangci-lint-action@v3
+        uses: golangci/golangci-lint-action@v6
         with:
-          version: v1.41
+          version: v1.57.2
           args: --timeout=10m
           only-new-issues: true

.golangci.yml

@@ -6,13 +6,11 @@ run:
   # default is true. Enables skipping of directories:
   #   vendor$, third_party$, testdata$, examples$, Godeps$, builtin$
   skip-dirs-use-default: true
-  skip-files:
-    - core/genesis_alloc.go
 
 linters:
   disable-all: true
   enable:
-    - deadcode
+    #- deadcode
     - goconst
     - goimports
     - gosimple
@@ -21,8 +19,8 @@ linters:
     - misspell
     # - staticcheck
     - unconvert
-    # - unused
-    - varcheck
+    - unused
+    #- varcheck
 
 linters-settings:
   gofmt:
@@ -33,6 +31,8 @@ linters-settings:
 
 issues:
   new: true
+  exclude-files:
+    - core/genesis_alloc.go
   exclude-rules:
     - path: crypto/blake2b/
       linters: