docs: document flags for app new command

cli/common.go

@@ -21,6 +21,7 @@ var Domain string
 var DomainFlag = &cli.StringFlag{
 	Name:        "domain",
 	Value:       "",
+	Usage:       "Choose a domain name",
 	Destination: &Domain,
 }
 
@@ -37,6 +38,7 @@ var AppName string
 var AppNameFlag = &cli.StringFlag{
 	Name:        "app-name",
 	Value:       "",
+	Usage:       "Choose an app name",
 	Destination: &AppName,
 }
 
@@ -44,6 +46,7 @@ var Secrets bool
 var SecretsFlag = &cli.BoolFlag{
 	Name:        "secrets",
 	Value:       false,
+	Usage:       "Automatically generate secrets",
 	Destination: &Secrets,
 }
 
@@ -51,6 +54,7 @@ var Pass bool
 var PassFlag = &cli.BoolFlag{
 	Name:        "pass",
 	Value:       false,
+	Usage:       "Store the generated secrets in a pass store",
 	Destination: &Pass,
 }