[#2] Add linters

Signed-off-by: Marina Biryukova <m.biryukova@yadro.com>

.forgejo/workflows/linters.yml

@@ -0,0 +1,20 @@
+name: Linters
+on: [pull_request]
+
+jobs:
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Go
+        uses: actions/setup-go@v3
+        with:
+          go-version: '1.19'
+          cache: true
+
+      - name: golangci-lint
+        uses: https://github.com/golangci/golangci-lint-action@v3
+        with:
+          version: latest

Makefile

@@ -32,8 +32,8 @@ test: clean
 e2e: clean
 	LEGO_E2E_TESTS=local go test -count=1 -v ./e2e/...
 
-checks:
+lint:
-	golangci-lint run
+	@golangci-lint --timeout=5m run
 
 # Release helper
 .PHONY: patch minor major detach

challenge/challenges.go

@@ -21,7 +21,7 @@ const (
 	// TLSALPN01 is the "tls-alpn-01" ACME challenge https://www.rfc-editor.org/rfc/rfc8737.html
 	TLSALPN01 = Type("tls-alpn-01")
 
-	// NNS01 is the "nns-01" ACME challenge
+	// NNS01 is the "nns-01" ACME challenge.
 	NNS01 = Type("nns-01")
 )
 

challenge/nns01/nns_provider.go

@@ -41,7 +41,7 @@ func NewNNSProvider(nnsServer string, walletFile string, accountAddress string,
 		return nil, fmt.Errorf("retrieve wallet from file: %w", err)
 	}
 	var address util.Uint160
-	if len(accountAddress) == 0 {
+	if accountAddress == "" {
 		address = w.GetChangeAddress()
 	} else {
 		address, err = flags.ParseAddress(accountAddress)