[backport cloud/1.37] Feat/workspaces 5 auth gate check (#8357)

## Summary

Backport of #8350 to cloud/1.37

- Fix auth related race conditions with a new WorkspaceAuthGate in
App.vue
- De dup initialization calls
- Add state machine to track state of refreshRemoteConfig
- Fix websocket not using new workspace jwt
- Misc improvements

## Changes

Cherry-picked from commit 34fc28a39d

Resolved conflict in `src/views/GraphView.vue`:
- Kept workspace store initialization from cloud/1.37 branch
- Applied PR's refactored event listener pattern using
`useEventListener` from VueUse
- Applied PR's `useIntervalFn` for tab count tracking

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-8357-backport-cloud-1-37-Feat-workspaces-5-auth-gate-check-2f66d73d365081bd8fe4f0cea481de11)
by [Unito](https://www.unito.io)

---------

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>

src/App.vue

@@ -1,11 +1,13 @@
 <template>
-  <router-view />
-  <ProgressSpinner
-    v-if="isLoading"
-    class="absolute inset-0 flex h-[unset] items-center justify-center"
-  />
-  <GlobalDialog />
-  <BlockUI full-screen :blocked="isLoading" />
+  <WorkspaceAuthGate>
+    <router-view />
+    <ProgressSpinner
+      v-if="isLoading"
+      class="absolute inset-0 flex h-[unset] items-center justify-center"
+    />
+    <GlobalDialog />
+    <BlockUI full-screen :blocked="isLoading" />
+  </WorkspaceAuthGate>
 </template>
 
 <script setup lang="ts">
@@ -14,6 +16,7 @@ import BlockUI from 'primevue/blockui'
 import ProgressSpinner from 'primevue/progressspinner'
 import { computed, onMounted } from 'vue'
 
+import WorkspaceAuthGate from '@/components/auth/WorkspaceAuthGate.vue'
 import GlobalDialog from '@/components/dialog/GlobalDialog.vue'
 import config from '@/config'
 import { t } from '@/i18n'