fix(linter): updated linter and addressed ctx linting issue

Author: n2p5

.github/workflows/lint.yml

@@ -10,14 +10,13 @@ jobs:
     steps:
       - uses: actions/setup-go@v3
         with:
-          go-version: '^1'
-      
+          go-version: "^1"
+
       - run: go version
 
       - uses: actions/checkout@v3
 
       - name: golangci-golint
         run: |
-          curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s v1.55.2
+          curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s v1.63.4
           ./bin/golangci-lint run -v ./...
-       

.gitignore

@@ -1,2 +1,5 @@
 # Go Dep
 vendor
+
+# ignore golangci-lint binary if running locally
+bin/golangci-lint

lambda/rpc_function_test.go

@@ -64,7 +64,9 @@ func TestInvoke(t *testing.T) {
 }
 
 func TestInvokeWithContext(t *testing.T) {
-	key := struct{}{}
+	// dummyKey creates a safe context to appease the linter
+	type dummyKey struct{}
+	var key dummyKey
 	srv := NewFunction(&handlerOptions{
 		handlerFunc: func(ctx context.Context, _ []byte) (io.Reader, error) {
 			assert.Equal(t, "dummy", ctx.Value(key))