Feature/style unification (#420)

* set global icons

* fixes #419

* button style docs

* category/tag page updates

* dynamic router imports

Co-authored-by: hay-kot <hay-kot@pm.me>

frontend/src/components/Recipe/MobileRecipeCard.vue

@@ -9,7 +9,7 @@
           @error="fallBackImage = true"
         ></v-img>
         <v-icon v-else color="primary" class="icon-position" size="100">
-          mdi-silverware-variant
+          {{ $globals.icons.primary }}
         </v-icon>
       </v-list-item-avatar>
       <v-list-item-content>