docs: CLI flag docs and rewording of usage

cli/common.go

@@ -58,7 +58,7 @@ var PassFlag = &cli.BoolFlag{
 	Name:        "pass",
 	Aliases:     []string{"P"},
 	Value:       false,
-	Usage:       "Store the generated secrets in a pass store",
+	Usage:       "Store the generated secrets in a local pass store",
 	Destination: &Pass,
 }
 
@@ -100,7 +100,9 @@ var VolumesFlag = &cli.BoolFlag{
 var All bool
 var AllFlag = &cli.BoolFlag{
 	Name:        "all",
+	Aliases:     []string{"A"},
 	Value:       false,
+	Usage:       "Generate all secrets",
 	Destination: &All,
 }