diff --git a/jupyterlab/staging/package.json b/jupyterlab/staging/package.json
index a62a10af78ec..97095358dbba 100644
--- a/jupyterlab/staging/package.json
+++ b/jupyterlab/staging/package.json
@@ -129,7 +129,7 @@
   "dependencies": {
     "@jupyterlab/application": "~4.0.0-alpha.6",
     "@jupyterlab/application-extension": "~4.0.0-alpha.6",
-    "@jupyterlab/apputils-extension": "~4.0.0-alpha.6",
+    "@jupyterlab/apputils-extension": "~4.3.5",
     "@jupyterlab/celltags-extension": "~4.0.0-alpha.6",
     "@jupyterlab/codemirror-extension": "~4.0.0-alpha.6",
     "@jupyterlab/completer-extension": "~4.0.0-alpha.6",
diff --git a/jupyterlab/staging/yarn.lock b/jupyterlab/staging/yarn.lock
index c4832b39efe2..cab16cd96ea7 100644
--- a/jupyterlab/staging/yarn.lock
+++ b/jupyterlab/staging/yarn.lock
@@ -85,7 +85,7 @@
     "@lumino/widgets" "^1.31.1"
     react "^17.0.1"
 
-"@jupyterlab/application@^4.0.0-alpha.6", "@jupyterlab/application@~4.0.0-alpha.6":
+"@jupyterlab/application@^4.0.0-alpha.6", "@jupyterlab/application@^4.3.6", "@jupyterlab/application@~4.0.0-alpha.6":
   version "4.0.0-alpha.6"
   resolved "https://registry.yarnpkg.com/@jupyterlab%2fapplication/-/application-4.0.0-alpha.6.tgz#e87e48750ff1a2bd0a3717f0df714afde35bb947"
   integrity sha512-e17xrvkTBmVNtkhmViyizv69SmvTmdzB8e3hi/PHKM6T2PEERmQOB+YYBuMJncmnFeoVN/O2eFXG5w/AvQdd0g==
@@ -136,7 +136,36 @@
     "@lumino/widgets" "^1.31.1"
     es6-promise "~4.2.8"
 
-"@jupyterlab/apputils@^4.0.0-alpha.6", "@jupyterlab/apputils@~4.0.0-alpha.6":
+"@jupyterlab/apputils-extension@~4.3.5":
+  version "4.3.6"
+  resolved "https://registry.yarnpkg.com/@jupyterlab/apputils-extension/-/apputils-extension-4.3.6.tgz#3d0e03cdfcff67d0ba7e586f15ee3c5c4433c2f3"
+  integrity sha512-vXFZpO9xKtKAmzRYTgWjj6lCsN7mBXVX/s1UTudpLPMcoZByZqgdur6/Ipe6ZIYD42261dfbDXsijK/81FyVKw==
+  dependencies:
+    "@jupyterlab/application" "^4.3.6"
+    "@jupyterlab/apputils" "^4.4.6"
+    "@jupyterlab/coreutils" "^6.3.6"
+    "@jupyterlab/docregistry" "^4.3.6"
+    "@jupyterlab/mainmenu" "^4.3.6"
+    "@jupyterlab/rendermime-interfaces" "^3.11.6"
+    "@jupyterlab/services" "^7.3.6"
+    "@jupyterlab/settingregistry" "^4.3.6"
+    "@jupyterlab/statedb" "^4.3.6"
+    "@jupyterlab/statusbar" "^4.3.6"
+    "@jupyterlab/translation" "^4.3.6"
+    "@jupyterlab/ui-components" "^4.3.6"
+    "@jupyterlab/workspaces" "^4.3.6"
+    "@lumino/algorithm" "^2.0.2"
+    "@lumino/commands" "^2.3.1"
+    "@lumino/coreutils" "^2.2.0"
+    "@lumino/disposable" "^2.1.3"
+    "@lumino/domutils" "^2.0.2"
+    "@lumino/polling" "^2.1.3"
+    "@lumino/widgets" "^2.5.0"
+    react "^18.2.0"
+    react-dom "^18.2.0"
+    react-toastify "^9.0.8"
+
+"@jupyterlab/apputils@^4.0.0-alpha.6", "@jupyterlab/apputils@^4.4.6", "@jupyterlab/apputils@~4.0.0-alpha.6":
   version "4.0.0-alpha.6"
   resolved "https://registry.yarnpkg.com/@jupyterlab%2fapputils/-/apputils-4.0.0-alpha.6.tgz#6f3fb262e4149cc964aed94c2b3e87ecfb59484f"
   integrity sha512-QRKJ+HxZv2xGMu/Oulsx2vN9ZF/L/t3AfhCqcHDBUXl0Uotphvf317YHgMWHHMkLmSXvnMfeAsTG0d3F93q5dg==
@@ -434,7 +463,7 @@
     "@lumino/signaling" "^1.10.1"
     "@lumino/widgets" "^1.31.1"
 
-"@jupyterlab/coreutils@^6.0.0-alpha.6", "@jupyterlab/coreutils@~6.0.0-alpha.6":
+"@jupyterlab/coreutils@^6.0.0-alpha.6", "@jupyterlab/coreutils@^6.3.6", "@jupyterlab/coreutils@~6.0.0-alpha.6":
   version "6.0.0-alpha.6"
   resolved "https://registry.yarnpkg.com/@jupyterlab%2fcoreutils/-/coreutils-6.0.0-alpha.6.tgz#66c7ff290435e1ac5436eb6ac7c6a003baea0d22"
   integrity sha512-0Dggyli2gCIqonc8F18itVduh6Y1xtFYit+nxoCdndNTMY7brRPunvMVp5CrMimaUNVxQBfEcz7DLU9skNxaFQ==
@@ -605,7 +634,7 @@
     y-websocket "^1.3.15"
     yjs "^13.5.17"
 
-"@jupyterlab/docregistry@^4.0.0-alpha.6", "@jupyterlab/docregistry@~4.0.0-alpha.6":
+"@jupyterlab/docregistry@^4.0.0-alpha.6", "@jupyterlab/docregistry@^4.3.6", "@jupyterlab/docregistry@~4.0.0-alpha.6":
   version "4.0.0-alpha.6"
   resolved "https://registry.yarnpkg.com/@jupyterlab%2fdocregistry/-/docregistry-4.0.0-alpha.6.tgz#29472425daab079f26cc64c75bdf85b6ef549fa5"
   integrity sha512-8TbWJcz0uASfpP9BkTEyQJ5TkLciyGRjQ9qVZUJYoATxic/P2Mv1uAU43Z7OZNeDyZrrwnVRI4BePTplOQkXkQ==
@@ -1011,7 +1040,7 @@
     "@lumino/disposable" "^1.10.1"
     "@lumino/widgets" "^1.31.1"
 
-"@jupyterlab/mainmenu@^4.0.0-alpha.6", "@jupyterlab/mainmenu@~4.0.0-alpha.6":
+"@jupyterlab/mainmenu@^4.0.0-alpha.6", "@jupyterlab/mainmenu@^4.3.6", "@jupyterlab/mainmenu@~4.0.0-alpha.6":
   version "4.0.0-alpha.6"
   resolved "https://registry.yarnpkg.com/@jupyterlab%2fmainmenu/-/mainmenu-4.0.0-alpha.6.tgz#bcc15155e82523d452d8fa54e966b14168d94112"
   integrity sha512-AgMwaYweuZiwlX6VRKAUWc0WN3Ga3J0IEH0oNJxmWlDACKaoT9lAkmbKM4Ffw4T7+kI+a4I/tnlTfMIpY4lDPg==
@@ -1329,7 +1358,7 @@
     "@jupyterlab/rendermime" "^4.0.0-alpha.6"
     "@jupyterlab/translation" "^4.0.0-alpha.6"
 
-"@jupyterlab/rendermime-interfaces@^4.0.0-alpha.6", "@jupyterlab/rendermime-interfaces@~4.0.0-alpha.6":
+"@jupyterlab/rendermime-interfaces@^3.11.6", "@jupyterlab/rendermime-interfaces@^4.0.0-alpha.6", "@jupyterlab/rendermime-interfaces@~4.0.0-alpha.6":
   version "4.0.0-alpha.6"
   resolved "https://registry.yarnpkg.com/@jupyterlab%2frendermime-interfaces/-/rendermime-interfaces-4.0.0-alpha.6.tgz#af85c1d1615b010b2f829eb87e115aeb030eda9e"
   integrity sha512-1luboGk8iyNHbWVzFJ/dDREqK/WTl9OB6QiIovv+IXg/wVp7iQ0kkZ7+GtRR12xC6ElegoUdz4cfKsk/DfZlXw==
@@ -1386,7 +1415,7 @@
     "@lumino/signaling" "^1.10.1"
     react "^17.0.1"
 
-"@jupyterlab/services@^7.0.0-alpha.6", "@jupyterlab/services@~7.0.0-alpha.6":
+"@jupyterlab/services@^7.0.0-alpha.6", "@jupyterlab/services@^7.3.6", "@jupyterlab/services@~7.0.0-alpha.6":
   version "7.0.0-alpha.6"
   resolved "https://registry.yarnpkg.com/@jupyterlab%2fservices/-/services-7.0.0-alpha.6.tgz#3617ffe4da6add267c4f24644b42c428ab92d3dc"
   integrity sha512-hVYhkUA97eH4A7jwXsAZ2AZ+ZT8oE/gYas1wltVZFe/E62tbFNkEn8ozfQPw25B4fkQznu3SvRp3pqTCS6bn7w==
@@ -1446,7 +1475,7 @@
     json-schema "^0.4.0"
     react "^17.0.1"
 
-"@jupyterlab/settingregistry@^4.0.0-alpha.6", "@jupyterlab/settingregistry@~4.0.0-alpha.6":
+"@jupyterlab/settingregistry@^4.0.0-alpha.6", "@jupyterlab/settingregistry@^4.3.6", "@jupyterlab/settingregistry@~4.0.0-alpha.6":
   version "4.0.0-alpha.6"
   resolved "https://registry.yarnpkg.com/@jupyterlab%2fsettingregistry/-/settingregistry-4.0.0-alpha.6.tgz#e8b1cc0874d873a274b8919261dcc59264608931"
   integrity sha512-xvf4o7owZvT3j3WjpLJ72hfC2K7pGxsZFFXS3eQXc9JGW8uYDxND0oUjGJKEfFpehYY73oSiW+mEU1QCs9raNQ==
@@ -1490,7 +1519,7 @@
     react "^17.0.1"
     typestyle "^2.0.4"
 
-"@jupyterlab/statedb@^4.0.0-alpha.6", "@jupyterlab/statedb@~4.0.0-alpha.6":
+"@jupyterlab/statedb@^4.0.0-alpha.6", "@jupyterlab/statedb@^4.3.6", "@jupyterlab/statedb@~4.0.0-alpha.6":
   version "4.0.0-alpha.6"
   resolved "https://registry.yarnpkg.com/@jupyterlab%2fstatedb/-/statedb-4.0.0-alpha.6.tgz#92a5e705c0cb8b06c7ad9503415f06bfef9d037b"
   integrity sha512-zRPMw3ZEeYuMQyJvYLAbNcB+QJtC0aY3kZnQrXNGZ1R93pVavLrEPrbeB9T/tZERIbUKvwpUQBZhAMYfneN74w==
@@ -1512,7 +1541,7 @@
     "@jupyterlab/statusbar" "^4.0.0-alpha.6"
     "@jupyterlab/translation" "^4.0.0-alpha.6"
 
-"@jupyterlab/statusbar@^4.0.0-alpha.6", "@jupyterlab/statusbar@~4.0.0-alpha.6":
+"@jupyterlab/statusbar@^4.0.0-alpha.6", "@jupyterlab/statusbar@^4.3.6", "@jupyterlab/statusbar@~4.0.0-alpha.6":
   version "4.0.0-alpha.6"
   resolved "https://registry.yarnpkg.com/@jupyterlab%2fstatusbar/-/statusbar-4.0.0-alpha.6.tgz#3f2bf03ca4a28c7f5c7b36f63c5d5db71389cd8f"
   integrity sha512-RZlCrkyKN2B9rxusrl9+jNgvmBk4iDU1IKe0PQZ81c2C12ZZxUNFZJUDLyTEJzDob1zx6hwxC8oDa5BlbdsbAQ==
@@ -1663,7 +1692,7 @@
     "@jupyterlab/settingregistry" "^4.0.0-alpha.6"
     "@jupyterlab/translation" "^4.0.0-alpha.6"
 
-"@jupyterlab/translation@^4.0.0-alpha.6", "@jupyterlab/translation@~4.0.0-alpha.6":
+"@jupyterlab/translation@^4.0.0-alpha.6", "@jupyterlab/translation@^4.3.6", "@jupyterlab/translation@~4.0.0-alpha.6":
   version "4.0.0-alpha.6"
   resolved "https://registry.yarnpkg.com/@jupyterlab%2ftranslation/-/translation-4.0.0-alpha.6.tgz#dd2f8758317eeef894a90e6f7f46b9c504f72ab7"
   integrity sha512-2tSGgM8isWIo5Xb57Q6qQhl7MiyucwUYCAmjYPdqmYze9Yhm3pUKGMrR0PYhxFRSdd2k/BtkdixVYzQebu7hOw==
@@ -1681,7 +1710,7 @@
     "@jupyterlab/application" "^4.0.0-alpha.6"
     "@jupyterlab/ui-components" "^4.0.0-alpha.21"
 
-"@jupyterlab/ui-components@^4.0.0-alpha.21", "@jupyterlab/ui-components@~4.0.0-alpha.21":
+"@jupyterlab/ui-components@^4.0.0-alpha.21", "@jupyterlab/ui-components@^4.3.6", "@jupyterlab/ui-components@~4.0.0-alpha.21":
   version "4.0.0-alpha.21"
   resolved "https://registry.yarnpkg.com/@jupyterlab%2fui-components/-/ui-components-4.0.0-alpha.21.tgz#b661c7b3903de2fac906a69126bbb64a063a3102"
   integrity sha512-g4vjT8dswcWrH9qf8bCFRbYv+eWWTrzsrWEa+yPuGpuFTKRuO+fV4qO/Xf6iGufxdy55c1RtbjVKa1kuVifbuA==
@@ -1768,7 +1797,18 @@
     vega-embed "^6.2.1"
     vega-lite "^5.1.0"
 
-"@lumino/algorithm@^1.9.1":
+"@jupyterlab/workspaces@^4.3.6":
+  version "4.3.6"
+  resolved "https://registry.yarnpkg.com/@jupyterlab/workspaces/-/workspaces-4.3.6.tgz#823bac03ca149b76188d4190edd1b77dc25e32ac"
+  integrity sha512-ebiPonlJVa2rKjeblukYQfxeDWCetEoM0gMrjzy310QQROOmA0f2mwktDyPcg7vD2fVWjYI3wRFd/naVeyMiMg==
+  dependencies:
+    "@jupyterlab/services" "^7.3.6"
+    "@lumino/coreutils" "^2.2.0"
+    "@lumino/disposable" "^2.1.3"
+    "@lumino/polling" "^2.1.3"
+    "@lumino/signaling" "^2.1.3"
+
+"@lumino/algorithm@^1.9.1", "@lumino/algorithm@^2.0.2":
   version "1.9.1"
   resolved "https://registry.yarnpkg.com/@lumino/algorithm/-/algorithm-1.9.1.tgz#a870598e031f5ee85e20e77ce7bfffbb0dffd7f5"
   integrity sha512-d0rj7IYRzYj6WbWSrbJbKvrfO4H0NUnXT2yjSWS/sCklpTpSp0IGmndK/X4r6gG+ev5lb5+wBg9ofUDBvoAlAw==
@@ -1789,7 +1829,7 @@
   dependencies:
     "@lumino/algorithm" "^1.9.1"
 
-"@lumino/commands@^1.19.0", "@lumino/commands@^1.20.0":
+"@lumino/commands@^1.19.0", "@lumino/commands@^1.20.0", "@lumino/commands@^2.3.1":
   version "1.20.0"
   resolved "https://registry.yarnpkg.com/@lumino%2fcommands/-/commands-1.20.0.tgz#44c797134bb33946141a490c506420bd5f12ce0f"
   integrity sha512-xyrzDIJ9QEbcbRAwmXrjb7A7/E5MDNbnLANKwqmFVNF+4LSnF62obdvY4On3Rify3HmfX0u16Xr9gfoWPX9wLQ==
@@ -1802,7 +1842,7 @@
     "@lumino/signaling" "^1.10.1"
     "@lumino/virtualdom" "^1.14.1"
 
-"@lumino/coreutils@^1.11.1", "@lumino/coreutils@^1.12.0":
+"@lumino/coreutils@^1.11.1", "@lumino/coreutils@^1.12.0", "@lumino/coreutils@^2.2.0":
   version "1.12.0"
   resolved "https://registry.yarnpkg.com/@lumino%2fcoreutils/-/coreutils-1.12.0.tgz#fbdef760f736eaf2bd396a5c6fc3a68a4b449b15"
   integrity sha512-DSglh4ylmLi820CNx9soJmDJCpUgymckdWeGWuN0Ash5g60oQvrQDfosVxEhzmNvtvXv45WZEqSBzDP6E5SEmQ==
@@ -1822,7 +1862,7 @@
     "@lumino/signaling" "^1.10.1"
     "@lumino/widgets" "^1.31.1"
 
-"@lumino/disposable@^1.10.1":
+"@lumino/disposable@^1.10.1", "@lumino/disposable@^2.1.3":
   version "1.10.1"
   resolved "https://registry.yarnpkg.com/@lumino/disposable/-/disposable-1.10.1.tgz#58fddc619cf89335802d168564b76ff5315d5a84"
   integrity sha512-mZQILc8sVGZC7mJNOGVmehDRO9/u3sIRdjZ+pCYjDgXKcINLd6HoPhZDquKCWiRBfHTL1B3tOHjnBhahBc2N/Q==
@@ -1830,7 +1870,7 @@
     "@lumino/algorithm" "^1.9.1"
     "@lumino/signaling" "^1.10.1"
 
-"@lumino/domutils@^1.8.1":
+"@lumino/domutils@^1.8.1", "@lumino/domutils@^2.0.2":
   version "1.8.1"
   resolved "https://registry.yarnpkg.com/@lumino/domutils/-/domutils-1.8.1.tgz#cf118e4eba90c3bf1e3edf7f19cce8846ec7875c"
   integrity sha512-QUVXwmDMIfcHC3yslhmyGK4HYBKaJ3xX5MTwDrjsSX7J7AZ4jwL4zfsxyF9ntdqEKraoJhLQ6BaUBY+Ur1cnYw==
@@ -1865,12 +1905,21 @@
     "@lumino/disposable" "^1.10.1"
     "@lumino/signaling" "^1.10.1"
 
+"@lumino/polling@^2.1.3":
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/@lumino/polling/-/polling-2.1.3.tgz#395fcfba3ada12439d5cc9592b68a89d781a54ed"
+  integrity sha512-WEZk96ddK6eHEhdDkFUAAA40EOLit86QVbqQqnbPmhdGwFogek26Kq9b1U273LJeirv95zXCATOJAkjRyb7D+w==
+  dependencies:
+    "@lumino/coreutils" "^2.2.0"
+    "@lumino/disposable" "^2.1.3"
+    "@lumino/signaling" "^2.1.3"
+
 "@lumino/properties@^1.8.1":
   version "1.8.1"
   resolved "https://registry.yarnpkg.com/@lumino/properties/-/properties-1.8.1.tgz#47eb8516e92c987dcb2c404db83a258159efec3d"
   integrity sha512-O+CCcAqP64Di32DUZ4Jqq0DtUyE5RJREN5vbkgGZGu+WauJ/RYoiLDe1ubbAeSaHk71OrS60ZBV7QyC8ZaBVsA==
 
-"@lumino/signaling@^1.10.1":
+"@lumino/signaling@^1.10.1", "@lumino/signaling@^2.1.3":
   version "1.10.1"
   resolved "https://registry.yarnpkg.com/@lumino/signaling/-/signaling-1.10.1.tgz#c8a1cb5b661b6744ea817c99c758fdc897847c26"
   integrity sha512-GZVbX4cfk/ZqLwkemPD/NwqToaTL/6q7qdLpEhgkiPlaH1S5/V7fDpP7N1uFy4n3BDITId8cpYgH/Ds32Mdp3A==
@@ -1884,7 +1933,7 @@
   dependencies:
     "@lumino/algorithm" "^1.9.1"
 
-"@lumino/widgets@^1.30.0", "@lumino/widgets@^1.31.1":
+"@lumino/widgets@^1.30.0", "@lumino/widgets@^1.31.1", "@lumino/widgets@^2.5.0":
   version "1.31.1"
   resolved "https://registry.yarnpkg.com/@lumino%2fwidgets/-/widgets-1.31.1.tgz#c9c0b8c7940b412e55369fa277392bf86c6e4136"
   integrity sha512-4RzAMqWwWHa5IiaQaeIbiZdIBm/FOg6ub0w8dG3km0k+zIQyA4LFq2dbB1w6SHT1d06N+L/ebYfgvMFswPENag==
@@ -2801,6 +2850,11 @@ clone@~2.1.2:
   resolved "https://registry.yarnpkg.com/clone/-/clone-2.1.2.tgz#1b7f4b9f591f1e8f83670401600345a02887435f"
   integrity sha1-G39Ln1kfHo+DZwQBYANFoCiHQ18=
 
+clsx@^1.1.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/clsx/-/clsx-1.2.1.tgz#0ddc4a20a549b59c93a4116bb26f5294ca17dc12"
+  integrity sha512-EcR6r5a8bj6pu3ycsa/E/cKVGuTgZJZdsyUYHOksG/UHIiKfjxzRxYJpyVBwYaQeOvghal9fcc4PidlgzugAQg==
+
 codemirror@~5.61.0:
   version "5.61.1"
   resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.61.1.tgz#ccfc8a43b8fcfb8b12e8e75b5ffde48d541406e0"
@@ -5699,7 +5753,7 @@ react-base16-styling@^0.9.1:
     csstype "^3.0.10"
     lodash.curry "^4.1.1"
 
-react-dom@^17.0.1:
+react-dom@^17.0.1, react-dom@^18.2.0:
   version "17.0.2"
   resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-17.0.2.tgz#ecffb6845e3ad8dbfcdc498f0d0a939736502c23"
   integrity sha512-s4h96KtLDUQlsENhMn1ar8t2bEa+q/YAtj8pPPdIjPDGBDIVNsrD9aXNWqspUe6AzKCIG0C1HZZLqLV7qpOBGA==
@@ -5740,7 +5794,14 @@ react-paginate@^6.3.2:
   dependencies:
     prop-types "^15.6.1"
 
-react@^17.0.1:
+react-toastify@^9.0.8:
+  version "9.1.3"
+  resolved "https://registry.yarnpkg.com/react-toastify/-/react-toastify-9.1.3.tgz#1e798d260d606f50e0fab5ee31daaae1d628c5ff"
+  integrity sha512-fPfb8ghtn/XMxw3LkxQBk3IyagNpF/LIKjOBflbexr2AWxAH1MJgvnESwEwBn9liLFXgTKWgBSdZpw9m4OTHTg==
+  dependencies:
+    clsx "^1.1.1"
+
+react@^17.0.1, react@^18.2.0:
   version "17.0.2"
   resolved "https://registry.yarnpkg.com/react/-/react-17.0.2.tgz#d0b5cc516d29eb3eee383f75b62864cfb6800037"
   integrity sha512-gnhPt75i/dq/z3/6q/0asP78D0u592D5L1pd7M8P+dck6Fu/jJeL6iVVK23fptSUZj8Vjf++7wXA8UNclGQcbA==