refactor: workspaces DDD (#8921)

## Summary

Refactor: workspaces related functionality into DDD structure.

Note: this is the 1st PR of 2 more refactoring.

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-8921-refactor-DDD-3096d73d3650812bb7f6eb955f042663)
by [Unito](https://www.unito.io)

src/components/toast/InviteAcceptedToast.vue

@@ -1,42 +0,0 @@
-<template>
-  <Toast group="invite-accepted" position="top-right">
-    <template #message="slotProps">
-      <div class="flex items-center gap-2 justify-between w-full">
-        <div class="flex flex-col justify-start">
-          <div class="text-base">
-            {{ slotProps.message.summary }}
-          </div>
-          <div class="mt-1 text-sm text-foreground">
-            {{ slotProps.message.detail.text }} <br />
-            {{ slotProps.message.detail.workspaceName }}
-          </div>
-        </div>
-        <Button
-          size="md"
-          variant="inverted"
-          @click="viewWorkspace(slotProps.message.detail.workspaceId)"
-        >
-          {{ t('workspace.viewWorkspace') }}
-        </Button>
-      </div>
-    </template>
-  </Toast>
-</template>
-
-<script setup lang="ts">
-import { useToast } from 'primevue'
-import Toast from 'primevue/toast'
-import { useI18n } from 'vue-i18n'
-
-import Button from '@/components/ui/button/Button.vue'
-import { useWorkspaceSwitch } from '@/platform/auth/workspace/useWorkspaceSwitch'
-
-const { t } = useI18n()
-const toast = useToast()
-const { switchWithConfirmation } = useWorkspaceSwitch()
-
-function viewWorkspace(workspaceId: string) {
-  void switchWithConfirmation(workspaceId)
-  toast.removeGroup('invite-accepted')
-}
-</script>