[backport cloud/1.37] linear v2: Simple Mode (#8047)

Manual backport of #7734 to `cloud/1.37`

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-8047-backport-cloud-1-37-linear-v2-Simple-Mode-2e86d73d365081948861debeae9604f0)
by [Unito](https://www.unito.io)

src/renderer/extensions/vueNodes/utils/nodeStyleUtils.ts

@@ -1,14 +1,13 @@
+import { useColorPaletteStore } from '@/stores/workspace/colorPaletteStore'
 import { adjustColor } from '@/utils/colorUtil'
 
 /**
  * Applies light theme color adjustments to a color
  */
-export function applyLightThemeColor(
-  color: string,
-  isLightTheme: boolean
-): string {
-  if (!color || !isLightTheme) {
-    return color
-  }
+export function applyLightThemeColor(color?: string): string {
+  if (!color) return ''
+
+  if (!useColorPaletteStore().completedActivePalette.light_theme) return color
+
   return adjustColor(color, { lightness: 0.5 })
 }