make config gen command visible

Signed-off-by: Vivek Yadav <vivek.yadav@progress.com>

components/automate-cli/cmd/chef-automate/config.go

@@ -156,14 +156,13 @@ var showConfigCmd = &cobra.Command{
 
 var genConfigCmd = &cobra.Command{
 	Use:   "gen [/path/to/write/config.toml]",
-	Short: "generate the Chef Automate or Automate HA configuration",
+	Short: "generate the Automate HA configuration",
 	Long:  "Prompt based Config Generation command. It will output the config in the provided file, if file path is not provided then it will print on STDOUT.",
 	RunE:  runGenCmd,
 	Args:  cobra.RangeArgs(0, 2),
 	Annotations: map[string]string{
 		docs.Tag: docs.BastionHost,
 	},
-	Hidden: true,
 }
 
 var patchConfigCmd = &cobra.Command{

lib/io/fileutils/fileutils.go

@@ -177,7 +177,12 @@ func WriteToFile(filepath string, data []byte) error {
 }
 
 func ReadFile(filename string) ([]byte, error) {
-	return os.ReadFile(filename)
+	home := os.Getenv("HOME")
+	path := filename
+	if strings.Index(path, "~") == 0 {
+		path = strings.Replace(path, "~", home, 1)
+	}
+	return os.ReadFile(path)
 }
 
 func WriteFile(filepath string, data []byte, perm os.FileMode) error {