Unify workspace dropdowns; Update layouts (#458)

Unified Account and Workspace drop-downs; Layout updates, now header lives within the PageBody component; Sidebars now use floating variant

packages/next/package.json

@@ -11,8 +11,12 @@
   "prettier": "@kit/prettier-config",
   "exports": {
     "./actions": "./src/actions/index.ts",
+    "./safe-action": "./src/actions/safe-action-client.ts",
     "./routes": "./src/routes/index.ts"
   },
+  "dependencies": {
+    "next-safe-action": "catalog:"
+  },
   "devDependencies": {
     "@kit/auth": "workspace:*",
     "@kit/eslint-config": "workspace:*",