diff --git a/examples/layout-manager-playground/package-lock.json b/examples/layout-manager-playground/package-lock.json
index ce5c1cad9..27ec20202 100644
--- a/examples/layout-manager-playground/package-lock.json
+++ b/examples/layout-manager-playground/package-lock.json
@@ -34,8 +34,7 @@
       }
     },
     ".yalc/@metacell/geppetto-meta-client": {
-      "version": "1.2.7",
-      "license": "MIT",
+      "version": "0.0.1",
       "dependencies": {
         "@material-ui/core": "^4.1.3",
         "pako": "^1.0.3",
@@ -47,56 +46,10 @@
       }
     },
     ".yalc/@metacell/geppetto-meta-core": {
-      "version": "1.2.7",
-      "license": "MIT"
+      "version": "0.0.1"
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     ".yalc/@metacell/geppetto-meta-ui": {
-      "version": "1.2.7",
-      "license": "MIT",
-      "peerDependencies": {
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-        "@fortawesome/react-fontawesome": "^0.1.9",
-        "@material-ui/core": "4.11.4",
-        "@material-ui/icons": "^4.11.2",
-        "@metacell/geppetto-meta-core": "1.2.7",
-        "aframe": "<1.1.0",
-        "aframe-slice9-component": ">=1.0.0",
-        "ami.js": ">=0.32.0",
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-        "mathjs": "^3.5.3",
-        "openseadragon": "^2.2.1",
-        "plotly.js": "^1.42.5",
-        "react": "^17.0.2",
-        "react-color": "^2.17.3",
-        "react-dom": "^17.0.2",
-        "react-dom-factories": "^1.0.2",
-        "react-fontawesome": "^1.6.1",
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-        "react-force-graph-3d": ">=1.21.10",
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-        "react-modal": "^3.8.1",
-        "react-overlays": "^0.8.0",
-        "react-player": "^0.18.0",
-        "react-plotly.js": "^2.3.0",
-        "react-resize-detector": "^6.7.4",
-        "react-rnd": "^7.3.0",
-        "react-router": "^4.2.0",
-        "react-router-dom": "^4.2.0",
-        "react-slick": "^0.29.0",
-        "three": ">=0.111.0",
-        "three-render-objects": ">=1.13.3",
-        "underscore": "~1.9.1"
-      }
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       "version": "1.2.6",
@@ -7415,6 +7368,19 @@
       "version": "1.0.0",
       "license": "ISC"
     },
+    "node_modules/fsevents": {
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.3.tgz",
+      "integrity": "sha512-5xoDfX+fL7faATnagmWPpbFtwh/R77WmMMqqHGS65C3vvB0YHrgF+B1YmZ3441tMj5n63k0212XNoJwzlhffQw==",
+      "hasInstallScript": true,
+      "optional": true,
+      "os": [
+        "darwin"
+      ],
+      "engines": {
+        "node": "^8.16.0 || ^10.6.0 || >=11.0.0"
+      }
+    },
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       "license": "MIT"
@@ -7914,8 +7880,9 @@
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-      "license": "MIT",
+      "version": "2.0.7",
+      "resolved": "https://registry.npmjs.org/http-proxy-middleware/-/http-proxy-middleware-2.0.7.tgz",
+      "integrity": "sha512-fgVY8AV7qU7z/MmXJ/rxwbrtQH4jBQ9m7kp3llF0liB7glmFeVZFBepQb32T3y8n8k2+AEYuMPCpinYW+/CuRA==",
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@@ -8016,7 +7983,7 @@
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     "node_modules/immutable": {
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-      "dev": true,
+      "devOptional": true,
       "license": "MIT"
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@@ -12358,7 +12325,7 @@
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-      "dev": true,
+      "devOptional": true,
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@@ -13605,7 +13572,6 @@
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@@ -14874,7 +14840,8 @@
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-      "version": "7.21.0-placeholder-for-preset-env.2"
+      "version": "7.21.0-placeholder-for-preset-env.2",
+      "requires": {}
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@@ -15677,10 +15644,12 @@
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+      "version": "1.0.2",
+      "requires": {}
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+      "version": "2.2.0",
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@@ -15766,7 +15735,8 @@
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+      "version": "1.0.1",
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@@ -16177,7 +16147,8 @@
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-      "version": "5.1.0"
+      "version": "5.1.0",
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@@ -16287,7 +16258,8 @@
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+      "version": "7.2.4",
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@@ -17104,10 +17076,12 @@
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-      "version": "1.9.0"
+      "version": "1.9.0",
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-      "version": "5.3.2"
+      "version": "5.3.2",
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@@ -17138,7 +17112,8 @@
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-      "version": "3.5.2"
+      "version": "3.5.2",
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@@ -17347,7 +17322,8 @@
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     "babel-plugin-named-asset-import": {
-      "version": "0.3.8"
+      "version": "0.3.8",
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@@ -17809,7 +17785,8 @@
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     },
     "css-declaration-sorter": {
-      "version": "6.4.1"
+      "version": "6.4.1",
+      "requires": {}
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       "version": "3.0.4",
@@ -17842,7 +17819,8 @@
       }
     },
     "css-prefers-color-scheme": {
-      "version": "6.0.3"
+      "version": "6.0.3",
+      "requires": {}
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@@ -17923,7 +17901,8 @@
       }
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     "cssnano-utils": {
-      "version": "3.1.0"
+      "version": "3.1.0",
+      "requires": {}
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@@ -18500,7 +18479,8 @@
       }
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     "eslint-plugin-react-hooks": {
-      "version": "4.6.0"
+      "version": "4.6.0",
+      "requires": {}
     },
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       "version": "5.11.0",
@@ -18891,6 +18871,12 @@
     "fs.realpath": {
       "version": "1.0.0"
     },
+    "fsevents": {
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.3.tgz",
+      "integrity": "sha512-5xoDfX+fL7faATnagmWPpbFtwh/R77WmMMqqHGS65C3vvB0YHrgF+B1YmZ3441tMj5n63k0212XNoJwzlhffQw==",
+      "optional": true
+    },
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@@ -19186,7 +19172,9 @@
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-      "version": "2.0.6",
+      "version": "2.0.7",
+      "resolved": "https://registry.npmjs.org/http-proxy-middleware/-/http-proxy-middleware-2.0.7.tgz",
+      "integrity": "sha512-fgVY8AV7qU7z/MmXJ/rxwbrtQH4jBQ9m7kp3llF0liB7glmFeVZFBepQb32T3y8n8k2+AEYuMPCpinYW+/CuRA==",
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         "http-proxy": "^1.18.1",
@@ -19215,7 +19203,8 @@
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     "icss-utils": {
-      "version": "5.1.0"
+      "version": "5.1.0",
+      "requires": {}
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       "version": "7.1.1"
@@ -19241,7 +19230,7 @@
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     "immutable": {
       "version": "4.3.0",
-      "dev": true
+      "devOptional": true
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     "import-fresh": {
       "version": "3.3.0",
@@ -19743,7 +19732,8 @@
       }
     },
     "jest-pnp-resolver": {
-      "version": "1.2.3"
+      "version": "1.2.3",
+      "requires": {}
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     "jest-regex-util": {
       "version": "27.5.1"
@@ -20102,7 +20092,8 @@
       },
       "dependencies": {
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-          "version": "7.5.9"
+          "version": "7.5.9",
+          "requires": {}
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@@ -20767,7 +20758,8 @@
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     "postcss-browser-comments": {
-      "version": "4.0.0"
+      "version": "4.0.0",
+      "requires": {}
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       "version": "8.2.4",
@@ -20841,16 +20833,20 @@
       }
     },
     "postcss-discard-comments": {
-      "version": "5.1.2"
+      "version": "5.1.2",
+      "requires": {}
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     "postcss-discard-duplicates": {
-      "version": "5.1.0"
+      "version": "5.1.0",
+      "requires": {}
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-      "version": "5.1.1"
+      "version": "5.1.1",
+      "requires": {}
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     "postcss-discard-overridden": {
-      "version": "5.1.0"
+      "version": "5.1.0",
+      "requires": {}
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@@ -20866,7 +20862,8 @@
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     "postcss-flexbugs-fixes": {
-      "version": "5.0.2"
+      "version": "5.0.2",
+      "requires": {}
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       "version": "6.0.4",
@@ -20881,10 +20878,12 @@
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-      "version": "5.0.0"
+      "version": "5.0.0",
+      "requires": {}
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-      "version": "3.0.5"
+      "version": "3.0.5",
+      "requires": {}
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@@ -20901,7 +20900,8 @@
       }
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     "postcss-initial": {
-      "version": "4.0.1"
+      "version": "4.0.1",
+      "requires": {}
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@@ -20937,10 +20937,12 @@
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     "postcss-logical": {
-      "version": "5.0.4"
+      "version": "5.0.4",
+      "requires": {}
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-      "version": "5.0.0"
+      "version": "5.0.0",
+      "requires": {}
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@@ -20987,7 +20989,8 @@
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     "postcss-modules-extract-imports": {
-      "version": "3.0.0"
+      "version": "3.0.0",
+      "requires": {}
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       "version": "4.0.3",
@@ -21031,7 +21034,8 @@
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     },
     "postcss-normalize-charset": {
-      "version": "5.1.0"
+      "version": "5.1.0",
+      "requires": {}
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       "version": "5.1.0",
@@ -21084,7 +21088,8 @@
       }
     },
     "postcss-opacity-percentage": {
-      "version": "1.1.3"
+      "version": "1.1.3",
+      "requires": {}
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@@ -21100,7 +21105,8 @@
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     },
     "postcss-page-break": {
-      "version": "3.0.4"
+      "version": "3.0.4",
+      "requires": {}
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     "postcss-place": {
       "version": "7.0.5",
@@ -21182,7 +21188,8 @@
       }
     },
     "postcss-replace-overflow-wrap": {
-      "version": "4.0.0"
+      "version": "4.0.0",
+      "requires": {}
     },
     "postcss-selector-not": {
       "version": "6.0.1",
@@ -21743,7 +21750,7 @@
     },
     "sass": {
       "version": "1.63.6",
-      "dev": true,
+      "devOptional": true,
       "requires": {
         "chokidar": ">=3.0.0 <4.0.0",
         "immutable": "^4.0.0",
@@ -22120,7 +22127,8 @@
       "version": "3.1.1"
     },
     "style-loader": {
-      "version": "3.3.3"
+      "version": "3.3.3",
+      "requires": {}
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     "stylehacks": {
       "version": "5.1.1",
@@ -22517,8 +22525,7 @@
       }
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     "typescript": {
-      "version": "5.1.6",
-      "dev": true
+      "version": "5.1.6"
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       "version": "1.0.2",
@@ -23044,7 +23051,8 @@
       }
     },
     "ws": {
-      "version": "8.13.0"
+      "version": "8.13.0",
+      "requires": {}
     },
     "xml-name-validator": {
       "version": "3.0.0"