docs: added README for token source

mfranzke · web-flow · commit e59384144c70 · 2025-07-30T15:19:44.000+02:00
diff --git a/packages/foundations/scss/defaults/README.md b/packages/foundations/scss/defaults/README.md
@@ -0,0 +1,3 @@
+# White label variables and properties
+
+These variables and properties are being retrieved by the [Theme builder](https://design-system.deutschebahn.com/theme-builder/) white-label theme.

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	`1`	`+# White label variables and properties`
	`2`	`+`
	`3`	`+These variables and properties are being retrieved by the [Theme builder](https://design-system.deutschebahn.com/theme-builder/) white-label theme.`