feat: add farewell helper to exercise CI and release pipeline

code/CHANGELOG.md

@@ -15,6 +15,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
+- `farewell` helper alongside `greeting`, to exercise the CI and release pipeline end-to-end.
+
 ### Changed
 
 ### Fixed

code/main.go

@@ -9,6 +9,11 @@ func greeting() string {
 	return "Hello from go-ci-testing"
 }
 
+func farewell() string {
+	return "Goodbye from go-ci-testing"
+}
+
 func main() {
 	fmt.Println(greeting())
+	fmt.Println(farewell())
 }

code/main_test.go

@@ -10,3 +10,9 @@ func TestGreeting(t *testing.T) {
 		t.Fatal("greeting must not be empty")
 	}
 }
+
+func TestFarewell(t *testing.T) {
+	if farewell() == "" {
+		t.Fatal("farewell must not be empty")
+	}
+}