chore: Add workspace proxy enterprise cli commands (#7176)

* feat: Add workspace proxy enterprise cli commands
* chore: Handle custom workspace proxy options. Remove excess
* chore: Add endpoint to register workspace proxies

cli/cliui/output.go

@@ -192,3 +192,35 @@ func (textFormat) AttachOptions(_ *clibase.OptionSet) {}
 func (textFormat) Format(_ context.Context, data any) (string, error) {
 	return fmt.Sprintf("%s", data), nil
 }
+
+// DataChangeFormat allows manipulating the data passed to an output format.
+// This is because sometimes the data needs to be manipulated before it can be
+// passed to the output format.
+// For example, you may want to pass something different to the text formatter
+// than what you pass to the json formatter.
+type DataChangeFormat struct {
+	format OutputFormat
+	change func(data any) (any, error)
+}
+
+// ChangeFormatterData allows manipulating the data passed to an output
+// format.
+func ChangeFormatterData(format OutputFormat, change func(data any) (any, error)) *DataChangeFormat {
+	return &DataChangeFormat{format: format, change: change}
+}
+
+func (d *DataChangeFormat) ID() string {
+	return d.format.ID()
+}
+
+func (d *DataChangeFormat) AttachOptions(opts *clibase.OptionSet) {
+	d.format.AttachOptions(opts)
+}
+
+func (d *DataChangeFormat) Format(ctx context.Context, data any) (string, error) {
+	newData, err := d.change(data)
+	if err != nil {
+		return "", err
+	}
+	return d.format.Format(ctx, newData)
+}