🐛 Fix detach stroke color

CHANGES.md

@@ -48,6 +48,7 @@
 - Fix font size input stuck on selection change [Taiga #2184](https://tree.taiga.io/project/penpot/issue/2184)
 - Fix stroke cut on shapes export [Taiga #2171](https://tree.taiga.io/project/penpot/issue/2171)
 - Fix no color when boolean with an SVG [Taiga #2193](https://tree.taiga.io/project/penpot/issue/2193)
+- Fix unlink color styles at strokes [Taiga #2206](https://tree.taiga.io/project/penpot/issue/2206).
 
 ### :arrow_up: Deps updates
 

frontend/src/app/main/ui/workspace/sidebar/options/menus/stroke.cljs

@@ -102,7 +102,10 @@
         (mf/use-callback
           (mf/deps ids)
           (fn []
-            (st/emit! (dc/change-stroke ids (dissoc current-stroke-color :id :file-id)))))
+            (let [remove-multiple (fn [[_ value]] (not= value :multiple))
+                  current-stroke-color (-> (into {} (filter remove-multiple) current-stroke-color)
+                                           (assoc :id nil :file-id nil))]
+              (st/emit! (dc/change-stroke ids current-stroke-color)))))
 
         on-stroke-style-change
         (fn [event]