default xray --changes flag to all

Signed-off-by: Kyle Quest <kcq.public@gmail.com>

README.md

@@ -365,8 +365,8 @@ To disable the version checks set the global `--check-version` flag to `false` (
 - `--registry-account` - Account to be used when pulling images from private registries (used with the `--pull` flag).
 - `--registry-secret` - Account secret to be used when pulling images from private registries (used with the `--pull` and `--registry-account` flags).
 - `--show-plogs` - Show image pull logs (default: false).
-- `--changes value` - Show layer change details for the selected change type (values: none, all, delete, modify, add).
-- `--changes-output value` - Where to show the changes (values: all, report, console).
+- `--changes value` - Show layer change details for the selected change type (values: `none`, `all`, `delete`, `modify`, `add`; defaults to `all`).
+- `--changes-output value` - Where to show the changes (values: `all`, `report`, `console`).
 - `--layer value` - Show details for the selected layer (using layer index or ID)
 - `--add-image-manifest` - Add raw image manifest to the command execution report file
 - `--add-image-config` - Add raw image config object to the command execution report file

pkg/app/master/command/xray/flags.go

@@ -96,21 +96,21 @@ const (
 var Flags = map[string]cli.Flag{
 	FlagChanges: &cli.StringSliceFlag{
 		Name:    FlagChanges,
-		Value:   cli.NewStringSlice(""),
+		Value:   cli.NewStringSlice("all"),
 		Usage:   FlagChangesUsage,
-		EnvVars: []string{"DSLIM_CHANGES"},
+		EnvVars: []string{"DSLIM_XRAY_CHANGES"},
 	},
 	FlagChangesOutput: &cli.StringSliceFlag{
 		Name:    FlagChangesOutput,
 		Value:   cli.NewStringSlice("all"),
 		Usage:   FlagChangesOutputUsage,
-		EnvVars: []string{"DSLIM_CHANGES_OUTPUT"},
+		EnvVars: []string{"DSLIM_XRAY_CHANGES_OUTPUT"},
 	},
 	FlagLayer: &cli.StringSliceFlag{
 		Name:    FlagLayer,
 		Value:   cli.NewStringSlice(),
 		Usage:   FlagLayerUsage,
-		EnvVars: []string{"DSLIM_LAYER"},
+		EnvVars: []string{"DSLIM_XRAY_LAYER"},
 	},
 	FlagAddImageManifest: &cli.BoolFlag{
 		Name:    FlagAddImageManifest,