fix: stack and row initial values on dynamic variables (#5547)

Author: matthprost

.changeset/sour-pants-write.md

@@ -0,0 +1,5 @@
+---
+"@ultraviolet/ui": patch
+---
+
+Fix `<Stack />` and `<Row />` variables to provide default values

.storybook/storybookThemes.ts

@@ -23,6 +23,7 @@ const generateStorybookTheme = ({
   brandImage,
 }: GenerateStorybookThemeProps) =>
   create({
+    base,
     // UI
     appBg: theme.colors.neutral.background,
     appBorderColor: theme.colors.neutral.borderWeak,
@@ -32,8 +33,6 @@ const generateStorybookTheme = ({
 
     // Toolbar default and active colors
     barTextColor: theme.colors.neutral.textWeak,
-    barSelectedColor: theme.colors.primary.text,
-    barBg: theme.colors.neutral.backgroundWeak,
 
     buttonBg: theme.colors.neutral.background,
     buttonBorder: theme.colors.neutral.border,
@@ -46,9 +45,6 @@ const generateStorybookTheme = ({
 
     brandUrl,
 
-    buttonBg: theme.colors.neutral.background,
-    buttonBorder: theme.colors.neutral.border,
-
     colorPrimary: theme.colors.primary.backgroundStrong,
     colorSecondary: theme.colors.primary.backgroundStrong,