Use goimports as formatting standard

given some disagreement with gofmt that seems to have shown up in 1.19

.github/workflows/cli.yml

@@ -27,12 +27,16 @@ jobs:
       - name: Set PATH
         run: echo "${GITHUB_WORKSPACE}/.local/bin" >>"${GITHUB_PATH}"
 
+      - name: install goimports
+        if: matrix.go == '1.19.x' && matrix.os == 'ubuntu-latest'
+        run: GOBIN=${PWD}/.local/bin go install golang.org/x/tools/cmd/goimports@latest
+
       - name: Checkout Code
         uses: actions/checkout@v3
 
-      - name: GOFMT Check
+      - name: goimports check
         if: matrix.go == '1.19.x' && matrix.os == 'ubuntu-latest'
-        run: test -z $(gofmt -l .)
+        run: test -z $(goimports -l .)
 
       - name: vet
         run: go run internal/build/build.go vet

cli.go

@@ -1,23 +1,25 @@
 // Package cli provides a minimal framework for creating and organizing command line
 // Go applications. cli is designed to be easy to understand and write, the most simple
 // cli application can be written as follows:
-//   func main() {
-//     (&cli.App{}).Run(os.Args)
-//   }
+//
+//	func main() {
+//		(&cli.App{}).Run(os.Args)
+//	}
 //
 // Of course this application does not do much, so let's make this an actual application:
-//   func main() {
-//     app := &cli.App{
-//			 Name: "greet",
-//			 Usage: "say a greeting",
-//			 Action: func(c *cli.Context) error {
-//				 fmt.Println("Greetings")
-//				 return nil
-//			 },
-//		 }
 //
-//     app.Run(os.Args)
-//   }
+//	func main() {
+//		app := &cli.App{
+//	  		Name: "greet",
+//	  		Usage: "say a greeting",
+//	  		Action: func(c *cli.Context) error {
+//	  			fmt.Println("Greetings")
+//	  			return nil
+//	  		},
+//		}
+//
+//		app.Run(os.Args)
+//	}
 package cli
 
 //go:generate go run internal/genflags/cmd/genflags/main.go