diff --git a/.babelrc b/.babelrc
new file mode 100644
index 0000000..661d78e
--- /dev/null
+++ b/.babelrc
@@ -0,0 +1,3 @@
+{
+  "presets": ["@babel/preset-env", "@babel/preset-react"]
+}
\ No newline at end of file
diff --git a/package.json b/package.json
index 3e527f8..a7288c7 100644
--- a/package.json
+++ b/package.json
@@ -12,11 +12,16 @@
   "license": "MIT",
   "dependencies": {
     "@excalidraw/excalidraw": "0.6.0",
-    "react": "17.0.0",
-    "react-dom": "17.0.0",
+    "aakansha-excalidraw": "0.7.0-libs2",
+    "react": "17.0.1",
+    "react-dom": "17.0.1",
     "react-scripts": "4.0.1"
   },
   "devDependencies": {
+    "@babel/core": "^7.3.3",
+    "@babel/preset-env": "^7.3.1",
+    "@babel/preset-react": "^7.0.0",
+    "@rollup/plugin-babel": "5.3.0",
     "@rollup/plugin-commonjs": "^15.1.0",
     "@rollup/plugin-node-resolve": "^9.0.0",
     "@rollup/plugin-typescript": "^6.0.0",
@@ -30,6 +35,7 @@
     "rollup-plugin-minify": "1.0.3",
     "rollup-plugin-postcss": "^4.0.0",
     "tslib": "^2.0.3",
-    "typescript": "^4.0.3"
+    "typescript": "^4.0.3",
+    "webpack-bundle-analyzer": "^4.4.1"
   }
 }
diff --git a/rollup.config.js b/rollup.config.js
index 959633f..483ea52 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -3,9 +3,8 @@ import { nodeResolve } from '@rollup/plugin-node-resolve';
 import commonjs from '@rollup/plugin-commonjs';
 import postcss from 'rollup-plugin-postcss';
 import copy from 'rollup-plugin-copy';
-//import uglify from 'rollup-plugin-uglify';
-//import minify from "rollup-plugin-minify"
 import { env } from "process";
+import babel from '@rollup/plugin-babel';
 import replace from "@rollup/plugin-replace";
 
 const isProd = (process.env.NODE_ENV === "production");
@@ -29,6 +28,9 @@ export default {
       preventAssignment: true,
       "process.env.NODE_ENV": JSON.stringify(env.NODE_ENV),
     }),
+    babel({
+      exclude: "node_modules/**"
+    }),
     commonjs(),
     postcss({
       plugins: []
diff --git a/src/ExcalidrawView.ts b/src/ExcalidrawView.ts
index f6075e0..92ca9a9 100644
--- a/src/ExcalidrawView.ts
+++ b/src/ExcalidrawView.ts
@@ -1,39 +1,43 @@
 import { TextFileView, WorkspaceLeaf } from "obsidian";
 import * as React from "react";
 import * as ReactDOM from "react-dom";
-import Excalidraw, {exportToSvg} from "@excalidraw/excalidraw";
+//import Excalidraw, {exportToSvg} from "@excalidraw/excalidraw";
 import { ExcalidrawElement } from "@excalidraw/excalidraw/types/element/types";
 import { AppState } from "@excalidraw/excalidraw/types/types";
-import {VIEW_TYPE_EXCALIDRAW, EXCALIDRAW_FILE_EXTENSION, ICON_NAME} from './constants';
+import Excalidraw, {exportToSvg} from "aakansha-excalidraw";
 
+import {VIEW_TYPE_EXCALIDRAW, EXCALIDRAW_FILE_EXTENSION, ICON_NAME} from './constants';
 
 export default class ExcalidrawView extends TextFileView {
   private getScene: any;
+  private excalidrawRef: React.MutableRefObject<any>;
 
   constructor(leaf: WorkspaceLeaf) {
     super(leaf);
     this.getScene = null;
+    this.excalidrawRef = null;
   }
 
-  async onClose() {
-    this.requestSave();
-  }
- 
-  // clear the view content
-  clear() {
-    ReactDOM.unmountComponentAtNode(this.contentEl);
-    this.getScene = null;
-  }
+
+  // onload() {
+
+  // }
+
+  // onunload() {
+
+  // }
+
 
   // get the new file content
   getViewData () {
-    if(this.getScene) return this.getScene();
-    else return '';
+    console.log("getViewData");
+    if(this.getScene) 
+      return this.getScene();
+    else return this.data;
   }
 
- 
-
   setViewData (data: string, clear: boolean) {   
+    console.log("setViewData", this.leaf);
     if (this.app.workspace.layoutReady) {
       this.loadDrawing(data,clear);
     } else {
@@ -41,7 +45,8 @@ export default class ExcalidrawView extends TextFileView {
     }
   }
 
-  private loadDrawing (data:string, clear:boolean) :void {   
+  private loadDrawing (data:string, clear:boolean) :void {  
+    console.log("loadDrawing clear?",clear,data); 
     if(clear) this.clear();
     const excalidrawData = JSON.parse(data);
     this.instantiateExcalidraw({
@@ -73,9 +78,23 @@ export default class ExcalidrawView extends TextFileView {
     return ICON_NAME;
   }
 
+  // clear the view content  
+  clear() {
+    
+    //this.excalidrawRef.resetScene();
+    return;
+    console.log("clear");
+    if(this.containerEl.hasChildNodes) {
+      console.log("unmount ReactDOM");
+      ReactDOM.unmountComponentAtNode(this.contentEl);
+      this.getScene = null;
+    }
+  }
+
   private instantiateExcalidraw(initdata: any) {  
-    ReactDOM.render(React.createElement(() => {
-      let previousSceneVersion = 0;
+    //this.clear();
+    console.log("this.instantiateExcalidraw");
+    const reactElement = React.createElement(() => {
       const excalidrawRef = React.useRef(null);
       const excalidrawWrapperRef = React.useRef(null);
       const [dimensions, setDimensions] = React.useState({
@@ -83,6 +102,8 @@ export default class ExcalidrawView extends TextFileView {
         height: undefined
       });
       
+      this.excalidrawRef = excalidrawRef;
+
       React.useEffect(() => {
         setDimensions({
           width: this.contentEl.clientWidth, 
@@ -100,14 +121,17 @@ export default class ExcalidrawView extends TextFileView {
         return () => window.removeEventListener("resize", onResize);
       }, [excalidrawWrapperRef]);
       
-      this.getScene = function() {
+      this.getScene = () => {
+        if(!excalidrawRef?.current) {
+          return null;
+        }
         const el: ExcalidrawElement[] = excalidrawRef.current.getSceneElements();
         const st: AppState = excalidrawRef.current.getAppState();
         return JSON.stringify({
           "type": "excalidraw",
           "version": 2,
           "source": "https://excalidraw.com",
-          "elements": el.filter(e => !e.isDeleted),
+          "elements": el, 
           "appState": {
             "theme": st.theme,
             "viewBackgroundColor": st.viewBackgroundColor,
@@ -116,7 +140,7 @@ export default class ExcalidrawView extends TextFileView {
           }
         });
       };
-
+      
       return React.createElement(
         React.Fragment,
         null,
@@ -124,7 +148,7 @@ export default class ExcalidrawView extends TextFileView {
           "div",
           {
             className: "excalidraw-wrapper",
-            ref: excalidrawWrapperRef
+            ref: excalidrawWrapperRef,
           },
           React.createElement(Excalidraw.default, {
             ref: excalidrawRef,
@@ -141,7 +165,8 @@ export default class ExcalidrawView extends TextFileView {
           })
         )
       );
-    }),(this as any).contentEl);
+    });
+    ReactDOM.render(reactElement,(this as any).contentEl);
   }
 
   public static getSVG(data:string):SVGSVGElement {
diff --git a/yarn.lock b/yarn.lock
index 60bc7fb..5d291b8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -28,7 +28,7 @@
   "resolved" "https://registry.npmjs.org/@babel/compat-data/-/compat-data-7.13.15.tgz"
   "version" "7.13.15"
 
-"@babel/core@^7.0.0", "@babel/core@^7.0.0-0", "@babel/core@^7.1.0", "@babel/core@^7.12.3", "@babel/core@^7.13.0", "@babel/core@^7.4.0-0", "@babel/core@^7.7.5", "@babel/core@^7.8.4", "@babel/core@^7.9.0", "@babel/core@7 || ^7.0.0-rc.2":
+"@babel/core@^7.0.0", "@babel/core@^7.0.0-0", "@babel/core@^7.1.0", "@babel/core@^7.12.3", "@babel/core@^7.13.0", "@babel/core@^7.3.3", "@babel/core@^7.4.0-0", "@babel/core@^7.7.5", "@babel/core@^7.8.4", "@babel/core@^7.9.0", "@babel/core@7 || ^7.0.0-rc.2":
   "integrity" "sha512-6GXmNYeNjS2Uz+uls5jalOemgIhnTMeaXo+yBUA72kC2uX/8VW6XyhVIo2L8/q0goKQA3EVKx0KOQpVKSeWadQ=="
   "resolved" "https://registry.npmjs.org/@babel/core/-/core-7.13.15.tgz"
   "version" "7.13.15"
@@ -176,7 +176,7 @@
   dependencies:
     "@babel/types" "^7.13.12"
 
-"@babel/helper-module-imports@^7.0.0", "@babel/helper-module-imports@^7.12.1", "@babel/helper-module-imports@^7.12.13", "@babel/helper-module-imports@^7.13.12":
+"@babel/helper-module-imports@^7.0.0", "@babel/helper-module-imports@^7.10.4", "@babel/helper-module-imports@^7.12.1", "@babel/helper-module-imports@^7.12.13", "@babel/helper-module-imports@^7.13.12":
   "integrity" "sha512-4cVvR2/1B693IuOvSI20xqqa/+bl7lqAMR59R4iu39R9aOX8/JoYY1sFaNvUMyMBGnHdwvJgUrzNLoUZxXypxA=="
   "resolved" "https://registry.npmjs.org/@babel/helper-module-imports/-/helper-module-imports-7.13.12.tgz"
   "version" "7.13.12"
@@ -914,7 +914,7 @@
     "@babel/helper-create-regexp-features-plugin" "^7.12.13"
     "@babel/helper-plugin-utils" "^7.12.13"
 
-"@babel/preset-env@^7.8.4", "@babel/preset-env@^7.9.5":
+"@babel/preset-env@^7.3.1", "@babel/preset-env@^7.8.4", "@babel/preset-env@^7.9.5":
   "integrity" "sha512-D4JAPMXcxk69PKe81jRJ21/fP/uYdcTZ3hJDF5QX2HSI9bBxxYw/dumdR6dGumhjxlprHPE4XWoPaqzZUVy2MA=="
   "resolved" "https://registry.npmjs.org/@babel/preset-env/-/preset-env-7.13.15.tgz"
   "version" "7.13.15"
@@ -1072,7 +1072,7 @@
     "@babel/types" "^7.4.4"
     "esutils" "^2.0.2"
 
-"@babel/preset-react@^7.9.4":
+"@babel/preset-react@^7.0.0", "@babel/preset-react@^7.9.4":
   "integrity" "sha512-gx+tDLIE06sRjKJkVtpZ/t3mzCDOnPG+ggHZG9lffUbX8+wC739x20YQc9V35Do6ZAxaUc/HhVHIiOzz5MvDmA=="
   "resolved" "https://registry.npmjs.org/@babel/preset-react/-/preset-react-7.13.13.tgz"
   "version" "7.13.13"
@@ -1455,6 +1455,19 @@
     "schema-utils" "^2.6.5"
     "source-map" "^0.7.3"
 
+"@polka/url@^1.0.0-next.9":
+  "integrity" "sha512-6RglhutqrGFMO1MNUXp95RBuYIuc8wTnMAV5MUhLmjTOy78ncwOw7RgeQ/HeymkKXRhZd0s2DNrM1rL7unk3MQ=="
+  "resolved" "https://registry.npmjs.org/@polka/url/-/url-1.0.0-next.12.tgz"
+  "version" "1.0.0-next.12"
+
+"@rollup/plugin-babel@5.3.0":
+  "integrity" "sha512-9uIC8HZOnVLrLHxayq/PTzw+uS25E14KPUBh5ktF+18Mjo5yK0ToMMx6epY0uEgkjwJw0aBW4x2horYXh8juWw=="
+  "resolved" "https://registry.npmjs.org/@rollup/plugin-babel/-/plugin-babel-5.3.0.tgz"
+  "version" "5.3.0"
+  dependencies:
+    "@babel/helper-module-imports" "^7.10.4"
+    "@rollup/pluginutils" "^3.1.0"
+
 "@rollup/plugin-commonjs@^15.1.0":
   "integrity" "sha512-xCQqz4z/o0h2syQ7d9LskIMvBSH4PX5PjYdpSSvgS+pQik3WahkQVNWg3D8XJeYjZoVWnIUQYDghuEMRGrmQYQ=="
   "resolved" "https://registry.npmjs.org/@rollup/plugin-commonjs/-/plugin-commonjs-15.1.0.tgz"
@@ -1646,7 +1659,7 @@
   "resolved" "https://registry.npmjs.org/@types/anymatch/-/anymatch-1.3.1.tgz"
   "version" "1.3.1"
 
-"@types/babel__core@^7.0.0", "@types/babel__core@^7.1.7":
+"@types/babel__core@^7.0.0", "@types/babel__core@^7.1.7", "@types/babel__core@^7.1.9":
   "integrity" "sha512-zGZJzzBUVDo/eV6KgbE0f0ZI7dInEYvo12Rb70uNQDshC3SkRMb67ja0GgRHZgAX3Za6rhaWlvbDO8rrGyAb1g=="
   "resolved" "https://registry.npmjs.org/@types/babel__core/-/babel__core-7.1.14.tgz"
   "version" "7.1.14"
@@ -2143,6 +2156,11 @@
   "resolved" "https://registry.npmjs.org/@xtuc/long/-/long-4.2.2.tgz"
   "version" "4.2.2"
 
+"aakansha-excalidraw@0.7.0-libs2":
+  "integrity" "sha512-R8PxtpKsenPeVH5ZVzKrtzCcLpCu2pCWD5j7fOMjmKu0uh69w4wvTbTX7oLtab/ajgbfDSeeffNz70YZrQ0R0w=="
+  "resolved" "https://registry.npmjs.org/aakansha-excalidraw/-/aakansha-excalidraw-0.7.0-libs2.tgz"
+  "version" "0.7.0-libs2"
+
 "abab@^2.0.3", "abab@^2.0.5":
   "integrity" "sha512-9IK9EadsbHo6jLWIpxpR6pL0sazTXV6+SQv25ZB+F7Bj9mJNaOc4nCRabwd5M/JwmUa8idz6Eci6eKfJryPs6Q=="
   "resolved" "https://registry.npmjs.org/abab/-/abab-2.0.5.tgz"
@@ -2174,6 +2192,11 @@
   "resolved" "https://registry.npmjs.org/acorn-walk/-/acorn-walk-7.2.0.tgz"
   "version" "7.2.0"
 
+"acorn-walk@^8.0.0":
+  "integrity" "sha512-+bpA9MJsHdZ4bgfDcpk0ozQyhhVct7rzOmO0s1IIr0AGGgKBljss8n2zp11rRP2wid5VGeh04CgeKzgat5/25A=="
+  "resolved" "https://registry.npmjs.org/acorn-walk/-/acorn-walk-8.0.2.tgz"
+  "version" "8.0.2"
+
 "acorn@^6.0.0 || ^7.0.0 || ^8.0.0", "acorn@^7.1.0", "acorn@^7.1.1", "acorn@^7.4.0":
   "integrity" "sha512-nQyp0o1/mNdbTO1PO6kHkwSrmgZ0MT/jCCpNiwbUjGoRN4dlBhqJtoQuCnEOKzgTVwg0ZWiCoQy6SxMebQVh8A=="
   "resolved" "https://registry.npmjs.org/acorn/-/acorn-7.4.1.tgz"
@@ -2184,6 +2207,11 @@
   "resolved" "https://registry.npmjs.org/acorn/-/acorn-6.4.2.tgz"
   "version" "6.4.2"
 
+"acorn@^8.0.4":
+  "integrity" "sha512-xYiIVjNuqtKXMxlRMDc6mZUhXehod4a3gbZ1qRlM7icK4EbxUFNLhWoPblCvFtB2Y9CIqHP3CF/rdxLItaQv8g=="
+  "resolved" "https://registry.npmjs.org/acorn/-/acorn-8.1.1.tgz"
+  "version" "8.1.1"
+
 "acorn@^8.1.0":
   "integrity" "sha512-xYiIVjNuqtKXMxlRMDc6mZUhXehod4a3gbZ1qRlM7icK4EbxUFNLhWoPblCvFtB2Y9CIqHP3CF/rdxLItaQv8g=="
   "resolved" "https://registry.npmjs.org/acorn/-/acorn-8.1.1.tgz"
@@ -3469,6 +3497,11 @@
   "resolved" "https://registry.npmjs.org/commander/-/commander-4.1.1.tgz"
   "version" "4.1.1"
 
+"commander@^6.2.0":
+  "integrity" "sha512-U7VdrJFnJgo4xjrHpTzu0yrHPGImdsmD95ZlgYSEajAn2JKzDhDTPG9kBTefmObL2w/ngeZnilk+OV9CG3d7UA=="
+  "resolved" "https://registry.npmjs.org/commander/-/commander-6.2.1.tgz"
+  "version" "6.2.1"
+
 "common-tags@^1.8.0":
   "integrity" "sha512-6P6g0uetGpW/sdyUy/iQQCbFF0kWVMSIVSyYz7Zgjcgh8mgw8PQzDNZeyZ5DQ2gM7LBoZPHmnjz8rUthkBG5tw=="
   "resolved" "https://registry.npmjs.org/common-tags/-/common-tags-1.8.0.tgz"
@@ -4323,7 +4356,7 @@
   "resolved" "https://registry.npmjs.org/dotenv/-/dotenv-8.2.0.tgz"
   "version" "8.2.0"
 
-"duplexer@^0.1.1":
+"duplexer@^0.1.1", "duplexer@^0.1.2":
   "integrity" "sha512-jtD6YG370ZCIi/9GTaJKQxWTZD045+4R4hTk/x1UyoqadyJ9x9CgSi1RlVDQF8U2sxLLSnFkCaMihqljHIWgMg=="
   "resolved" "https://registry.npmjs.org/duplexer/-/duplexer-0.1.2.tgz"
   "version" "0.1.2"
@@ -5504,6 +5537,13 @@
   "resolved" "https://registry.npmjs.org/growly/-/growly-1.3.0.tgz"
   "version" "1.3.0"
 
+"gzip-size@^6.0.0":
+  "integrity" "sha512-ax7ZYomf6jqPTQ4+XCpUGyXKHk5WweS+e05MBO4/y3WJ5RkmPXNKvX+bx1behVILVwr6JSQvZAku021CHPXG3Q=="
+  "resolved" "https://registry.npmjs.org/gzip-size/-/gzip-size-6.0.0.tgz"
+  "version" "6.0.0"
+  dependencies:
+    "duplexer" "^0.1.2"
+
 "gzip-size@5.1.1":
   "integrity" "sha512-FNHi6mmoHvs1mxZAds4PpdCS6QG8B4C1krxJsMutgxl5t3+GlRTzzI3NEkifXx2pVsOvJdOGSmIgDhQ55FwdPA=="
   "resolved" "https://registry.npmjs.org/gzip-size/-/gzip-size-5.1.1.tgz"
@@ -7427,6 +7467,11 @@
   dependencies:
     "mime-db" "1.47.0"
 
+"mime@^2.3.1":
+  "integrity" "sha512-tqkh47FzKeCPD2PUiPB6pkbMzsCasjxAfC62/Wap5qrUWcb+sFasXUC5I3gYM5iBM8v/Qpn4UK0x+j0iHyFPDg=="
+  "resolved" "https://registry.npmjs.org/mime/-/mime-2.5.2.tgz"
+  "version" "2.5.2"
+
 "mime@^2.4.4":
   "integrity" "sha512-tqkh47FzKeCPD2PUiPB6pkbMzsCasjxAfC62/Wap5qrUWcb+sFasXUC5I3gYM5iBM8v/Qpn4UK0x+j0iHyFPDg=="
   "resolved" "https://registry.npmjs.org/mime/-/mime-2.5.2.tgz"
@@ -7940,6 +7985,11 @@
     "is-docker" "^2.0.0"
     "is-wsl" "^2.1.1"
 
+"opener@^1.5.2":
+  "integrity" "sha512-ur5UIdyw5Y7yEj9wLzhqXiy6GZ3Mwx0yGI+5sMn2r0N0v3cKJvUmFH5yPP+WXh9e0xfyzyJX95D8l088DNFj7A=="
+  "resolved" "https://registry.npmjs.org/opener/-/opener-1.5.2.tgz"
+  "version" "1.5.2"
+
 "opn@^5.5.0":
   "integrity" "sha512-PqHpggC9bLV0VeWcdKhkpxY+3JTzetLSqTCWL/z/tFIbI6G8JCjondXklT1JinczLz2Xib62sSp0T/gKT4KksA=="
   "resolved" "https://registry.npmjs.org/opn/-/opn-5.5.0.tgz"
@@ -9424,14 +9474,14 @@
     "strip-ansi" "6.0.0"
     "text-table" "0.2.0"
 
-"react-dom@^17.0.1", "react-dom@17.0.0":
-  "integrity" "sha512-OGnFbxCjI2TMAZYMVxi4hqheJiN8rCEVVrL7XIGzCB6beNc4Am8M47HtkvxODZw9QgjmAPKpLba9FTu4fC1byA=="
-  "resolved" "https://registry.npmjs.org/react-dom/-/react-dom-17.0.0.tgz"
-  "version" "17.0.0"
+"react-dom@^17.0.1", "react-dom@17.0.1":
+  "integrity" "sha512-6eV150oJZ9U2t9svnsspTMrWNyHc6chX0KzDeAOXftRa8bNeOKTTfCJ7KorIwenkHd2xqVTBTCZd79yk/lx/Ug=="
+  "resolved" "https://registry.npmjs.org/react-dom/-/react-dom-17.0.1.tgz"
+  "version" "17.0.1"
   dependencies:
     "loose-envify" "^1.1.0"
     "object-assign" "^4.1.1"
-    "scheduler" "^0.20.0"
+    "scheduler" "^0.20.1"
 
 "react-error-overlay@^6.0.9":
   "integrity" "sha512-nQTTcUu+ATDbrSD1BZHr5kgSD4oF8OFjxun8uAaL8RwPBacGBNPf/yAuVVdx17N8XNzRDMrZ9XcKZHCjPW+9ew=="
@@ -9519,10 +9569,10 @@
   optionalDependencies:
     "fsevents" "^2.1.3"
 
-"react@^17.0.1", "react@17.0.0":
-  "integrity" "sha512-rG9bqS3LMuetoSUKHN8G3fMNuQOePKDThK6+2yXFWtoeTDLVNh/QCaxT+Jr+rNf4lwNXpx+atdn3Aa0oi8/6eQ=="
-  "resolved" "https://registry.npmjs.org/react/-/react-17.0.0.tgz"
-  "version" "17.0.0"
+"react@^17.0.1", "react@17.0.1":
+  "integrity" "sha512-lG9c9UuMHdcAexXtigOZLX8exLWkW0Ku29qPRU8uhF2R9BN96dLCt0psvzPLlHc5OWkgymP3qwTRgbnw5BKx3w=="
+  "resolved" "https://registry.npmjs.org/react/-/react-17.0.1.tgz"
+  "version" "17.0.1"
   dependencies:
     "loose-envify" "^1.1.0"
     "object-assign" "^4.1.1"
@@ -10205,7 +10255,7 @@
   dependencies:
     "xmlchars" "^2.2.0"
 
-"scheduler@^0.20.0":
+"scheduler@^0.20.1":
   "integrity" "sha512-2eWfGgAqqWFGqtdMmcL5zCMK1U8KlXv8SQFGglL3CEtd0aDVDWgeF/YoCmvln55m5zSk3J/20hTaSBeSObsQDQ=="
   "resolved" "https://registry.npmjs.org/scheduler/-/scheduler-0.20.2.tgz"
   "version" "0.20.2"
@@ -10458,6 +10508,15 @@
   dependencies:
     "is-arrayish" "^0.3.1"
 
+"sirv@^1.0.7":
+  "integrity" "sha512-SR36i3/LSWja7AJNRBz4fF/Xjpn7lQFI30tZ434dIy+bitLYSP+ZEenHg36i23V2SGEz+kqjksg0uOGZ5LPiqg=="
+  "resolved" "https://registry.npmjs.org/sirv/-/sirv-1.0.11.tgz"
+  "version" "1.0.11"
+  dependencies:
+    "@polka/url" "^1.0.0-next.9"
+    "mime" "^2.3.1"
+    "totalist" "^1.0.0"
+
 "sisteransi@^1.0.5":
   "integrity" "sha512-bLGGlR1QxBcynn2d5YmDX4MGjlZvy2MRBDRNHLJ8VI6l6+9FUiyTFNJ0IveOSP0bcXgVDPRcfGqA0pjaqUpfVg=="
   "resolved" "https://registry.npmjs.org/sisteransi/-/sisteransi-1.0.5.tgz"
@@ -11202,6 +11261,11 @@
   "resolved" "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.0.tgz"
   "version" "1.0.0"
 
+"totalist@^1.0.0":
+  "integrity" "sha512-gduQwd1rOdDMGxFG1gEvhV88Oirdo2p+KjoYFU7k2g+i7n6AFFbDQ5kMPUsW0pNbfQsB/cwXvT1i4Bue0s9g5g=="
+  "resolved" "https://registry.npmjs.org/totalist/-/totalist-1.1.0.tgz"
+  "version" "1.1.0"
+
 "tough-cookie@^2.3.3":
   "integrity" "sha512-nlLsUzgm1kfLXSXfRZMc1KLAugd4hqJHDTvc2hDIwS3mZAfMEuMbc03SujMF+GEcpaX/qboeycw6iO8JwVv2+g=="
   "resolved" "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.5.0.tgz"
@@ -11690,6 +11754,21 @@
   "resolved" "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-6.1.0.tgz"
   "version" "6.1.0"
 
+"webpack-bundle-analyzer@^4.4.1":
+  "integrity" "sha512-j5m7WgytCkiVBoOGavzNokBOqxe6Mma13X1asfVYtKWM3wxBiRRu1u1iG0Iol5+qp9WgyhkMmBAcvjEfJ2bdDw=="
+  "resolved" "https://registry.npmjs.org/webpack-bundle-analyzer/-/webpack-bundle-analyzer-4.4.1.tgz"
+  "version" "4.4.1"
+  dependencies:
+    "acorn" "^8.0.4"
+    "acorn-walk" "^8.0.0"
+    "chalk" "^4.1.0"
+    "commander" "^6.2.0"
+    "gzip-size" "^6.0.0"
+    "lodash" "^4.17.20"
+    "opener" "^1.5.2"
+    "sirv" "^1.0.7"
+    "ws" "^7.3.1"
+
 "webpack-dev-middleware@^3.7.2":
   "integrity" "sha512-djelc/zGiz9nZj/U7PTBi2ViorGJXEWo/3ltkPbDyxCXhhEXkW0ce99falaok4TPj+AsxLiXJR0EBOb0zh9fKQ=="
   "resolved" "https://registry.npmjs.org/webpack-dev-middleware/-/webpack-dev-middleware-3.7.3.tgz"
@@ -12081,7 +12160,7 @@
   dependencies:
     "async-limiter" "~1.0.0"
 
-"ws@^7.4.4":
+"ws@^7.3.1", "ws@^7.4.4":
   "integrity" "sha512-Qm8k8ojNQIMx7S+Zp8u/uHOx7Qazv3Yv4q68MiWWWOJhiwG5W3x7iqmRtJo8xxrciZUY4vRxUTJCKuRnF28ZZw=="
   "resolved" "https://registry.npmjs.org/ws/-/ws-7.4.4.tgz"
   "version" "7.4.4"