feat: implement workspaces

examples/Nesting/GroupNode.vue

@@ -1,6 +1,6 @@
 <script lang="ts" setup>
-import { Handle, Position, getNodesInside, useVueFlow } from '~/index'
-import type { NodeProps } from '~/index'
+import { Handle, Position, getNodesInside, useVueFlow } from '@braks/vue-flow'
+import type { NodeProps } from '@braks/vue-flow'
 
 const props = defineProps<NodeProps>()
 const { onNodeDragStop, getNodes, transform } = useVueFlow()

examples/Nesting/Nesting.vue

@@ -1,5 +1,5 @@
 <script lang="ts" setup>
-import { ConnectionMode, useVueFlow, VueFlow, MiniMap, Background, Controls } from '~/index'
+import { ConnectionMode, useVueFlow, VueFlow, MiniMap, Background, Controls } from '@braks/vue-flow'
 
 const { onConnect, nodes, edges, addEdges, addNodes } = useVueFlow({
   fitViewOnInit: true,