diff --git a/packages/api/src/generated/graphql.ts b/packages/api/src/generated/graphql.ts
index 3c9449a96..bb36edab4 100644
--- a/packages/api/src/generated/graphql.ts
+++ b/packages/api/src/generated/graphql.ts
@@ -244,6 +244,7 @@ export enum BulkActionType {
 }
 
 export enum ContentReader {
+  Epub = 'EPUB',
   Pdf = 'PDF',
   Web = 'WEB'
 }
diff --git a/packages/api/src/generated/schema.graphql b/packages/api/src/generated/schema.graphql
index 82d0ef913..420960b75 100644
--- a/packages/api/src/generated/schema.graphql
+++ b/packages/api/src/generated/schema.graphql
@@ -203,6 +203,7 @@ enum BulkActionType {
 }
 
 enum ContentReader {
+  EPUB
   PDF
   WEB
 }
diff --git a/packages/api/src/resolvers/article/index.ts b/packages/api/src/resolvers/article/index.ts
index bc9f6603c..c8596909b 100644
--- a/packages/api/src/resolvers/article/index.ts
+++ b/packages/api/src/resolvers/article/index.ts
@@ -98,10 +98,12 @@ import {
 } from '../../utils/parser'
 import { parseSearchQuery, SortBy, SortOrder } from '../../utils/search'
 import {
+  contentReaderForPageType,
   getStorageFileDetails,
   makeStorageFilePublic,
 } from '../../utils/uploads'
 import { WithDataSourcesContext } from '../types'
+import { pageTypeForContentType } from '../upload_files'
 
 enum ArticleFormat {
   Markdown = 'markdown',
@@ -258,7 +260,7 @@ export const createArticleResolver = authorized<
         uploadFileHash = uploadFileDetails.md5Hash
         userArticleUrl = uploadFileDetails.fileUrl
         canonicalUrl = uploadFile.url
-        pageType = PageType.File
+        pageType = pageTypeForContentType(uploadFile.contentType)
         title = titleForFilePath(uploadFile.url)
       } else if (
         source !== 'puppeteer-parse' &&
@@ -950,8 +952,7 @@ export const searchResolver = authorized<
         ...r,
         image: r.image && createImageProxyUrl(r.image, 260, 260),
         isArchived: !!r.archivedAt,
-        contentReader:
-          r.pageType === PageType.File ? ContentReader.Pdf : ContentReader.Web,
+        contentReader: contentReaderForPageType(r.pageType),
         originalArticleUrl: r.url,
         publishedAt: validatedDate(r.publishedAt),
         ownedByViewer: r.userId === claims.uid,
@@ -1054,10 +1055,7 @@ export const updatesSinceResolver = authorized<
           ...p,
           image: p.image && createImageProxyUrl(p.image, 260, 260),
           isArchived: !!p.archivedAt,
-          contentReader:
-            p.pageType === PageType.File
-              ? ContentReader.Pdf
-              : ContentReader.Web,
+          contentReader: contentReaderForPageType(p.pageType),
         } as SearchItem,
         cursor: endCursor,
         itemID: p.id,
diff --git a/packages/api/src/resolvers/function_resolvers.ts b/packages/api/src/resolvers/function_resolvers.ts
index f5624512c..c7ba7a305 100644
--- a/packages/api/src/resolvers/function_resolvers.ts
+++ b/packages/api/src/resolvers/function_resolvers.ts
@@ -20,6 +20,7 @@ import {
 import { userDataToUser, validatedDate, wordsCount } from '../utils/helpers'
 import { createImageProxyUrl } from '../utils/imageproxy'
 import {
+  contentReaderForPageType,
   generateDownloadSignedUrl,
   generateUploadFilePathName,
 } from '../utils/uploads'
@@ -375,7 +376,8 @@ export const functionResolvers = {
   Article: {
     async url(article: Article, _: unknown, ctx: WithDataSourcesContext) {
       if (
-        article.pageType == PageType.File &&
+        (article.pageType == PageType.File ||
+          article.pageType == PageType.Book) &&
         ctx.claims &&
         article.uploadFileId
       ) {
@@ -468,9 +470,7 @@ export const functionResolvers = {
       return !!page?.archivedAt || false
     },
     contentReader(article: { pageType: PageType }) {
-      return article.pageType === PageType.File
-        ? ContentReader.Pdf
-        : ContentReader.Web
+      return contentReaderForPageType(article.pageType)
     },
     highlights(
       article: { id: string; userId?: string; highlights?: Highlight[] },
@@ -551,7 +551,11 @@ export const functionResolvers = {
   },
   SearchItem: {
     async url(item: SearchItem, _: unknown, ctx: WithDataSourcesContext) {
-      if (item.pageType == PageType.File && ctx.claims && item.uploadFileId) {
+      if (
+        (item.pageType == PageType.File || item.pageType == PageType.Book) &&
+        ctx.claims &&
+        item.uploadFileId
+      ) {
         const upload = await ctx.models.uploadFile.get(item.uploadFileId)
         if (!upload || !upload.fileName) {
           return undefined
diff --git a/packages/api/src/resolvers/upload_files/index.ts b/packages/api/src/resolvers/upload_files/index.ts
index d6c9684e5..bdc82c9dc 100644
--- a/packages/api/src/resolvers/upload_files/index.ts
+++ b/packages/api/src/resolvers/upload_files/index.ts
@@ -27,6 +27,13 @@ const isFileUrl = (url: string): boolean => {
   return parsedUrl.protocol == 'file:'
 }
 
+export const pageTypeForContentType = (contentType: string): PageType => {
+  if (contentType == 'application/epub+zip') {
+    return PageType.Book
+  }
+  return PageType.File
+}
+
 export const uploadFileRequestResolver: ResolverFn<
   UploadFileRequestResult,
   unknown,
@@ -145,7 +152,7 @@ export const uploadFileRequestResolver: ResolverFn<
             title: title,
             hash: uploadFilePathName,
             content: '',
-            pageType: PageType.File,
+            pageType: pageTypeForContentType(input.contentType),
             uploadFileId: uploadFileData.id,
             slug: generateSlug(uploadFilePathName),
             createdAt: new Date(),
diff --git a/packages/api/src/schema.ts b/packages/api/src/schema.ts
index afcd9c787..898633232 100755
--- a/packages/api/src/schema.ts
+++ b/packages/api/src/schema.ts
@@ -36,6 +36,7 @@ const schema = gql`
   enum ContentReader {
     WEB
     PDF
+    EPUB
   }
 
   input SortParams {
diff --git a/packages/api/src/services/speech.ts b/packages/api/src/services/speech.ts
index c23dbb784..cb41f0458 100644
--- a/packages/api/src/services/speech.ts
+++ b/packages/api/src/services/speech.ts
@@ -1,4 +1,6 @@
 import { Page, PageType } from '../elastic/types'
+import { ContentReader } from '../generated/graphql'
+import { contentReaderForPageType } from '../utils/uploads'
 import { FeatureName, isOptedIn } from './features'
 
 /*
@@ -8,7 +10,10 @@ export const shouldSynthesize = async (
   userId: string,
   page: Page
 ): Promise<boolean> => {
-  if (page.pageType === PageType.File || !page.content) {
+  if (
+    contentReaderForPageType(page.pageType) === ContentReader.Web ||
+    !page.content
+  ) {
     // we don't synthesize files for now
     return false
   }
diff --git a/packages/api/src/utils/uploads.ts b/packages/api/src/utils/uploads.ts
index 4c73c8780..738704662 100644
--- a/packages/api/src/utils/uploads.ts
+++ b/packages/api/src/utils/uploads.ts
@@ -2,6 +2,19 @@
 /* eslint-disable @typescript-eslint/no-unsafe-assignment */
 import { File, GetSignedUrlConfig, Storage } from '@google-cloud/storage'
 import { env } from '../env'
+import { ContentReader, PageType } from '../generated/graphql'
+
+export const contentReaderForPageType = (pageType: PageType) => {
+  console.log('getting content reader: ', pageType)
+  switch (pageType) {
+    case PageType.Book:
+      return ContentReader.Epub
+    case PageType.File:
+      return ContentReader.Pdf
+    default:
+      return ContentReader.Web
+  }
+}
 
 /* On GAE/Prod, we shall rely on default app engine service account credentials.
  * Two changes needed: 1) add default service account to our uploads GCS Bucket
@@ -39,6 +52,7 @@ export const generateUploadSignedUrl = async (
     expires: Date.now() + 15 * 60 * 1000, // 15 minutes
     contentType: contentType,
   }
+  console.log('signed url for: ', options)
 
   // Get a v4 signed URL for uploading file
   const [url] = await storage
@@ -60,6 +74,7 @@ export const generateDownloadSignedUrl = async (
     .bucket(bucketName)
     .file(filePathName)
     .getSignedUrl(options)
+  console.log('generating download signed url', url)
   return url
 }
 
diff --git a/packages/web/components/templates/UploadModal.tsx b/packages/web/components/templates/UploadModal.tsx
index f21507adf..296ba0dbe 100644
--- a/packages/web/components/templates/UploadModal.tsx
+++ b/packages/web/components/templates/UploadModal.tsx
@@ -126,6 +126,7 @@ export function UploadModal(props: UploadModalProps): JSX.Element {
       ;(async () => {
         for (const file of addedFiles) {
           try {
+            console.log('using content type: ', file.file.type)
             const request = await uploadFileRequestMutation({
               // This will tell the backend not to save the URL
               // and give it the local filename as the title.
@@ -145,7 +146,7 @@ export function UploadModal(props: UploadModalProps): JSX.Element {
               data: file.file,
               withCredentials: false,
               headers: {
-                'Content-Type': 'application/pdf',
+                'Content-Type': file.file.type,
               },
               onUploadProgress: (p) => {
                 if (!p.total) {
diff --git a/packages/web/lib/networking/fragments/articleFragment.ts b/packages/web/lib/networking/fragments/articleFragment.ts
index 3511cfbaf..47e093d50 100644
--- a/packages/web/lib/networking/fragments/articleFragment.ts
+++ b/packages/web/lib/networking/fragments/articleFragment.ts
@@ -23,7 +23,7 @@ export const articleFragment = gql`
   }
 `
 
-export type ContentReader = 'WEB' | 'PDF'
+export type ContentReader = 'WEB' | 'PDF' | 'EPUB'
 
 export enum State {
   SUCCEEDED = 'SUCCEEDED',
diff --git a/packages/web/lib/themeUpdater.tsx b/packages/web/lib/themeUpdater.tsx
index 54e32559c..6829d0147 100644
--- a/packages/web/lib/themeUpdater.tsx
+++ b/packages/web/lib/themeUpdater.tsx
@@ -4,6 +4,7 @@ import {
   sepiaTheme,
   apolloTheme,
   blackTheme,
+  theme,
 } from '../components/tokens/stitches.config'
 
 const themeKey = 'theme'
@@ -24,8 +25,8 @@ export function updateTheme(themeId: string): void {
   updateThemeLocally(themeId)
 }
 
-function getTheme(themeId: string) {
-  switch (currentTheme()) {
+export function getTheme(themeId: string) {
+  switch (themeId) {
     case ThemeId.Dark:
       return darkTheme
     case ThemeId.Sepia:
@@ -35,7 +36,7 @@ function getTheme(themeId: string) {
     case ThemeId.Black:
       return blackTheme
   }
-  return ThemeId.Light
+  return theme
 }
 
 export function updateThemeLocally(themeId: string): void {
diff --git a/packages/web/package.json b/packages/web/package.json
index 8d06e53ac..92e83aef6 100644
--- a/packages/web/package.json
+++ b/packages/web/package.json
@@ -39,6 +39,7 @@
     "dayjs": "^1.11.7",
     "diff-match-patch": "^1.0.5",
     "downshift": "^6.1.9",
+    "epubjs": "^0.3.93",
     "graphql-request": "^3.6.1",
     "kbar": "^0.1.0-beta.35",
     "markdown-it": "^13.0.1",
diff --git a/packages/web/pages/[username]/[slug]/index.tsx b/packages/web/pages/[username]/[slug]/index.tsx
index 19c8740e2..133702236 100644
--- a/packages/web/pages/[username]/[slug]/index.tsx
+++ b/packages/web/pages/[username]/[slug]/index.tsx
@@ -38,12 +38,18 @@ import { ReaderHeader } from '../../../components/templates/reader/ReaderHeader'
 import { EditArticleModal } from '../../../components/templates/homeFeed/EditItemModals'
 import { VerticalArticleActionsMenu } from '../../../components/templates/article/VerticalArticleActions'
 import { PdfHeaderSpacer } from '../../../components/templates/article/PdfHeaderSpacer'
+import { EpubContainerProps } from '../../../components/templates/article/EpubContainer'
 
 const PdfArticleContainerNoSSR = dynamic<PdfArticleContainerProps>(
   () => import('./../../../components/templates/article/PdfArticleContainer'),
   { ssr: false }
 )
 
+const EpubContainerNoSSR = dynamic<EpubContainerProps>(
+  () => import('./../../../components/templates/article/EpubContainer'),
+  { ssr: false }
+)
+
 export default function Home(): JSX.Element {
   const router = useRouter()
   const { cache, mutate } = useSWRConfig()
@@ -403,14 +409,15 @@ export default function Home(): JSX.Element {
           />
         ) : null}
       </VStack>
-      {article && viewerData?.me && article.contentReader == 'PDF' ? (
+      {article && viewerData?.me && article.contentReader == 'PDF' && (
         <PdfArticleContainerNoSSR
           article={article}
           showHighlightsModal={showHighlightsModal}
           setShowHighlightsModal={setShowHighlightsModal}
           viewer={viewerData.me}
         />
-      ) : (
+      )}
+      {article && viewerData?.me && article.contentReader == 'WEB' && (
         <VStack
           id="article-wrapper"
           alignment="center"
@@ -457,6 +464,36 @@ export default function Home(): JSX.Element {
         </VStack>
       )}
 
+      {article && viewerData?.me && article.contentReader == 'EPUB' && (
+        <VStack
+          alignment="center"
+          distribution="start"
+          className="disable-webkit-callout"
+          css={{
+            width: '100%',
+            height: '100%',
+            background: '$readerMargin',
+            overflow: 'scroll',
+            paddingTop: '80px',
+          }}
+        >
+          {article && viewerData?.me ? (
+            <EpubContainerNoSSR
+              article={article}
+              showHighlightsModal={showHighlightsModal}
+              setShowHighlightsModal={setShowHighlightsModal}
+              viewer={viewerData.me}
+            />
+          ) : (
+            <SkeletonArticleContainer
+              margin={readerSettings.marginWidth}
+              lineHeight={readerSettings.lineHeight}
+              fontSize={readerSettings.fontSize}
+            />
+          )}
+        </VStack>
+      )}
+
       {article && readerSettings.showSetLabelsModal && (
         <SetLabelsModal
           provider={article}
diff --git a/yarn.lock b/yarn.lock
index 2154a36d6..de0761097 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8448,6 +8448,13 @@
   resolved "https://registry.yarnpkg.com/@types/linkify-it/-/linkify-it-3.0.2.tgz#fd2cd2edbaa7eaac7e7f3c1748b52a19143846c9"
   integrity sha512-HZQYqbiFVWufzCwexrvh694SOim8z2d+xJl5UNamcvQFejLY/2YUtzXHYi3cHdI7PMlS8ejH2slRAOJQ32aNbA==
 
+"@types/localforage@0.0.34":
+  version "0.0.34"
+  resolved "https://registry.yarnpkg.com/@types/localforage/-/localforage-0.0.34.tgz#5e31c32dd8791ec4b9ff3ef47c9cb55b2d0d9438"
+  integrity sha512-tJxahnjm9dEI1X+hQSC5f2BSd/coZaqbIl1m3TCl0q9SVuC52XcXfV0XmoCU1+PmjyucuVITwoTnN8OlTbEXXA==
+  dependencies:
+    localforage "*"
+
 "@types/lodash.debounce@^4.0.6":
   version "4.0.6"
   resolved "https://registry.yarnpkg.com/@types/lodash.debounce/-/lodash.debounce-4.0.6.tgz#c5a2326cd3efc46566c47e4c0aa248dc0ee57d60"
@@ -9364,6 +9371,11 @@
   resolved "https://registry.yarnpkg.com/@webpack-cli/serve/-/serve-1.6.1.tgz#0de2875ac31b46b6c5bb1ae0a7d7f0ba5678dffe"
   integrity sha512-gNGTiTrjEVQ0OcVnzsRSqTxaBSr+dmTfm+qJsCDluky8uhdLWep7Gcr62QsAKHTMxjCS/8nEITsmFAhfIx+QSw==
 
+"@xmldom/xmldom@^0.7.5":
+  version "0.7.10"
+  resolved "https://registry.yarnpkg.com/@xmldom/xmldom/-/xmldom-0.7.10.tgz#b1f4a7dc63ac35b2750847644d5dacf5b4ead12f"
+  integrity sha512-hb9QhOg5MGmpVkFcoZ9XJMe1em5gd0e2eqqjK87O1dwULedXsnY/Zg/Ju6lcohA+t6jVkmKpe7I1etqhvdRdrQ==
+
 "@xtuc/ieee754@^1.2.0":
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/@xtuc/ieee754/-/ieee754-1.2.0.tgz#eef014a3145ae477a1cbc00cd1e552336dceb790"
@@ -12323,6 +12335,11 @@ core-js@^3.0.4, core-js@^3.6.5, core-js@^3.8.2:
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.22.0.tgz#b52007870c5e091517352e833b77f0b2d2b259f3"
   integrity sha512-8h9jBweRjMiY+ORO7bdWSeWfHhLPO7whobj7Z2Bl0IDo00C228EdGgH7FE4jGumbEjzcFfkfW8bXgdkEDhnwHQ==
 
+core-js@^3.18.3:
+  version "3.30.1"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.30.1.tgz#fc9c5adcc541d8e9fa3e381179433cbf795628ba"
+  integrity sha512-ZNS5nbiSwDTq4hFosEDqm65izl2CWmLz0hARJMyNQBgkUZMIF51cQiMvIQKA6hvuaeWxQDP3hEedM1JZIgTldQ==
+
 core-util-is@1.0.2, core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
@@ -12700,6 +12717,14 @@ cypress@^12.7.0:
     untildify "^4.0.0"
     yauzl "^2.10.0"
 
+d@1, d@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/d/-/d-1.0.1.tgz#8698095372d58dbee346ffd0c7093f99f8f9eb5a"
+  integrity sha512-m62ShEObQ39CfralilEQRjH6oAMtNCV1xJyEx5LpRYUVN+EviphDgUc/F3hnYbADmkiNs67Y+3ylmlG7Lnu+FA==
+  dependencies:
+    es5-ext "^0.10.50"
+    type "^1.0.1"
+
 damerau-levenshtein@^1.0.7:
   version "1.0.7"
   resolved "https://registry.yarnpkg.com/damerau-levenshtein/-/damerau-levenshtein-1.0.7.tgz#64368003512a1a6992593741a09a9d31a836f55d"
@@ -13681,6 +13706,21 @@ envinfo@^7.7.3, envinfo@^7.7.4:
   resolved "https://registry.yarnpkg.com/envinfo/-/envinfo-7.8.1.tgz#06377e3e5f4d379fea7ac592d5ad8927e0c4d475"
   integrity sha512-/o+BXHmB7ocbHEAs6F2EnG0ogybVVUdkRunTT2glZU9XAaGmhqskrvKwqXuDfNjEO0LZKWdejEEpnq8aM0tOaw==
 
+epubjs@^0.3.93:
+  version "0.3.93"
+  resolved "https://registry.yarnpkg.com/epubjs/-/epubjs-0.3.93.tgz#100c4597db152fc07d5246be38acca928b6b0b22"
+  integrity sha512-c06pNSdBxcXv3dZSbXAVLE1/pmleRhOT6mXNZo6INKmvuKpYB65MwU/lO7830czCtjIiK9i+KR+3S+p0wtljrw==
+  dependencies:
+    "@types/localforage" "0.0.34"
+    "@xmldom/xmldom" "^0.7.5"
+    core-js "^3.18.3"
+    event-emitter "^0.3.5"
+    jszip "^3.7.1"
+    localforage "^1.10.0"
+    lodash "^4.17.21"
+    marks-pane "^1.0.9"
+    path-webpack "0.0.3"
+
 err-code@^2.0.2:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/err-code/-/err-code-2.0.3.tgz#23c2f3b756ffdfc608d30e27c9a941024807e7f9"
@@ -13842,6 +13882,15 @@ es-to-primitive@^1.2.1:
     is-date-object "^1.0.1"
     is-symbol "^1.0.2"
 
+es5-ext@^0.10.35, es5-ext@^0.10.50, es5-ext@~0.10.14:
+  version "0.10.62"
+  resolved "https://registry.yarnpkg.com/es5-ext/-/es5-ext-0.10.62.tgz#5e6adc19a6da524bf3d1e02bbc8960e5eb49a9a5"
+  integrity sha512-BHLqn0klhEpnOKSrzn/Xsz2UIW8j+cGmo9JLzr8BiUapV8hPL9+FliFqjwr9ngW7jWdnxv6eO+/LqyhJVqgrjA==
+  dependencies:
+    es6-iterator "^2.0.3"
+    es6-symbol "^3.1.3"
+    next-tick "^1.1.0"
+
 es5-shim@^4.5.13:
   version "4.6.5"
   resolved "https://registry.yarnpkg.com/es5-shim/-/es5-shim-4.6.5.tgz#2124bb073b7cede2ed23b122a1fd87bb7b0bb724"
@@ -13852,11 +13901,28 @@ es6-error@^4.0.1:
   resolved "https://registry.yarnpkg.com/es6-error/-/es6-error-4.1.1.tgz#9e3af407459deed47e9a91f9b885a84eb05c561d"
   integrity sha512-Um/+FxMr9CISWh0bi5Zv0iOD+4cFh5qLeks1qhAopKVAJw3drgKbKySikp7wGhDL0HPeaja0P5ULZrxLkniUVg==
 
+es6-iterator@^2.0.3:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/es6-iterator/-/es6-iterator-2.0.3.tgz#a7de889141a05a94b0854403b2d0a0fbfa98f3b7"
+  integrity sha512-zw4SRzoUkd+cl+ZoE15A9o1oQd920Bb0iOJMQkQhl3jNc03YqVjAhG7scf9C5KWRU/R13Orf588uCC6525o02g==
+  dependencies:
+    d "1"
+    es5-ext "^0.10.35"
+    es6-symbol "^3.1.1"
+
 es6-shim@^0.35.5:
   version "0.35.6"
   resolved "https://registry.yarnpkg.com/es6-shim/-/es6-shim-0.35.6.tgz#d10578301a83af2de58b9eadb7c2c9945f7388a0"
   integrity sha512-EmTr31wppcaIAgblChZiuN/l9Y7DPyw8Xtbg7fIVngn6zMW+IEBJDJngeKC3x6wr0V/vcA2wqeFnaw1bFJbDdA==
 
+es6-symbol@^3.1.1, es6-symbol@^3.1.3:
+  version "3.1.3"
+  resolved "https://registry.yarnpkg.com/es6-symbol/-/es6-symbol-3.1.3.tgz#bad5d3c1bcdac28269f4cb331e431c78ac705d18"
+  integrity sha512-NJ6Yn3FuDinBaBRWl/q5X/s4koRHBrgKAu+yGI6JCBeiu3qrcbJhwT2GeR/EXVfylRk8dpQVJoLEFhK+Mu31NA==
+  dependencies:
+    d "^1.0.1"
+    ext "^1.1.2"
+
 escalade@^3.1.1:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/escalade/-/escalade-3.1.1.tgz#d8cfdc7000965c5a0174b4a82eaa5c0552742e40"
@@ -14212,6 +14278,14 @@ etag@~1.8.1:
   resolved "https://registry.yarnpkg.com/etag/-/etag-1.8.1.tgz#41ae2eeb65efa62268aebfea83ac7d79299b0887"
   integrity sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc=
 
+event-emitter@^0.3.5:
+  version "0.3.5"
+  resolved "https://registry.yarnpkg.com/event-emitter/-/event-emitter-0.3.5.tgz#df8c69eef1647923c7157b9ce83840610b02cc39"
+  integrity sha512-D9rRn9y7kLPnJ+hMq7S/nhvoKwwvVJahBi2BPmx3bvbsEdK3W9ii8cBSGjP+72/LnM4n6fo3+dkCX5FeTQruXA==
+  dependencies:
+    d "1"
+    es5-ext "~0.10.14"
+
 event-target-shim@^5.0.0:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/event-target-shim/-/event-target-shim-5.0.1.tgz#5d4d3ebdf9583d63a5333ce2deb7480ab2b05789"
@@ -14389,6 +14463,13 @@ express@^4.16.4, express@^4.17.1:
     utils-merge "1.0.1"
     vary "~1.1.2"
 
+ext@^1.1.2:
+  version "1.7.0"
+  resolved "https://registry.yarnpkg.com/ext/-/ext-1.7.0.tgz#0ea4383c0103d60e70be99e9a7f11027a33c4f5f"
+  integrity sha512-6hxeJYaL110a9b5TEJSj0gojyHQAmA2ch5Os+ySCiA1QGdS697XWY1pzsrSjqA9LDEEgdB/KypIlR59RcLuHYw==
+  dependencies:
+    type "^2.7.2"
+
 extend-shallow@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/extend-shallow/-/extend-shallow-2.0.1.tgz#51af7d614ad9a9f610ea1bafbb989d6b1c56890f"
@@ -18344,6 +18425,16 @@ jsx-ast-utils@^3.2.1:
     array-includes "^3.1.3"
     object.assign "^4.1.2"
 
+jszip@^3.7.1:
+  version "3.10.1"
+  resolved "https://registry.yarnpkg.com/jszip/-/jszip-3.10.1.tgz#34aee70eb18ea1faec2f589208a157d1feb091c2"
+  integrity sha512-xXDvecyTpGLrqFrvkrUSoxxfJI5AH7U8zxxtVclpsUtMCq4JQ290LY8AW5c7Ggnr/Y/oK+bQMbqK2qmtk3pN4g==
+  dependencies:
+    lie "~3.3.0"
+    pako "~1.0.2"
+    readable-stream "~2.3.6"
+    setimmediate "^1.0.5"
+
 junk@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/junk/-/junk-3.1.0.tgz#31499098d902b7e98c5d9b9c80f43457a88abfa1"
@@ -18644,6 +18735,13 @@ lie@3.1.1:
   dependencies:
     immediate "~3.0.5"
 
+lie@~3.3.0:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/lie/-/lie-3.3.0.tgz#dcf82dee545f46074daf200c7c1c5a08e0f40f6a"
+  integrity sha512-UaiMJzeWRlEujzAuw5LokY1L5ecNQYZKfmyZ9L7wDHb/p5etKaxXhohBcrw0EYby+G/NA52vRSN4N39dxHAIwQ==
+  dependencies:
+    immediate "~3.0.5"
+
 liftoff@^2.5.0:
   version "2.5.0"
   resolved "https://registry.yarnpkg.com/liftoff/-/liftoff-2.5.0.tgz#2009291bb31cea861bbf10a7c15a28caf75c31ec"
@@ -18837,7 +18935,7 @@ loadjs@^4.2.0:
   resolved "https://registry.yarnpkg.com/loadjs/-/loadjs-4.2.0.tgz#2a0336376397a6a43edf98c9ec3229ddd5abb6f6"
   integrity sha512-AgQGZisAlTPbTEzrHPb6q+NYBMD+DP9uvGSIjSUM5uG+0jG15cb8axWpxuOIqrmQjn6scaaH8JwloiP27b2KXA==
 
-localforage@^1.8.1:
+localforage@*, localforage@^1.10.0, localforage@^1.8.1:
   version "1.10.0"
   resolved "https://registry.yarnpkg.com/localforage/-/localforage-1.10.0.tgz#5c465dc5f62b2807c3a84c0c6a1b1b3212781dd4"
   integrity sha512-14/H1aX7hzBBmmh7sGPd+AOMkkIrHM3Z1PAyGgZigA1H1p5O5ANnMyWzvpAETtG68/dC4pC0ncy3+PPGzXZHPg==
@@ -19408,6 +19506,11 @@ marked@^4.0.10:
   resolved "https://registry.yarnpkg.com/marked/-/marked-4.2.2.tgz#1d2075ad6cdfe42e651ac221c32d949a26c0672a"
   integrity sha512-JjBTFTAvuTgANXx82a5vzK9JLSMoV6V3LBVn4Uhdso6t7vXrGx7g1Cd2r6NYSsxrYbQGFCMqBDhFHyK5q2UvcQ==
 
+marks-pane@^1.0.9:
+  version "1.0.9"
+  resolved "https://registry.yarnpkg.com/marks-pane/-/marks-pane-1.0.9.tgz#c0b5ab813384d8cd81faaeb3bbf3397dc809c1b3"
+  integrity sha512-Ahs4oeG90tbdPWwAJkAAoHg2lRR8lAs9mZXETNPO9hYg3AkjUJBKi1NQ4aaIQZVGrig7c/3NUV1jANl8rFTeMg==
+
 md5.js@^1.3.4:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/md5.js/-/md5.js-1.3.5.tgz#b5d07b8e3216e3e27cd728d72f70d1e6a342005f"
@@ -20653,6 +20756,11 @@ newline@0.0.3:
   resolved "https://registry.yarnpkg.com/newline/-/newline-0.0.3.tgz#0f6a74493223dba04fe7dbfb6cdc804bf7e46dd0"
   integrity sha1-D2p0STIj26BP59v7bNyAS/fkbdA=
 
+next-tick@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/next-tick/-/next-tick-1.1.0.tgz#1836ee30ad56d67ef281b22bd199f709449b35eb"
+  integrity sha512-CXdUiJembsNjuToQvxayPZF9Vqht7hewsvy2sOWafLvi2awflj9mOC6bHIg50orX8IJvWKY9wYQ/zB2kogPslQ==
+
 next@^12.1.0:
   version "12.1.6"
   resolved "https://registry.yarnpkg.com/next/-/next-12.1.6.tgz#eb205e64af1998651f96f9df44556d47d8bbc533"
@@ -21742,7 +21850,7 @@ pacote@^11.2.6:
     ssri "^8.0.1"
     tar "^6.1.0"
 
-pako@~1.0.5:
+pako@~1.0.2, pako@~1.0.5:
   version "1.0.11"
   resolved "https://registry.yarnpkg.com/pako/-/pako-1.0.11.tgz#6c9599d340d54dfd3946380252a35705a6b992bf"
   integrity sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw==
@@ -22025,6 +22133,11 @@ path-type@^4.0.0:
   resolved "https://registry.yarnpkg.com/path-type/-/path-type-4.0.0.tgz#84ed01c0a7ba380afe09d90a8c180dcd9d03043b"
   integrity sha512-gDKb8aZMDeD/tZWs9P6+q0J9Mwkdl6xMV8TjnGP3qJVJ06bdMgkbBlLU8IdfOsIsFz2BW1rNVT3XuNEl8zPAvw==
 
+path-webpack@0.0.3:
+  version "0.0.3"
+  resolved "https://registry.yarnpkg.com/path-webpack/-/path-webpack-0.0.3.tgz#ff6dec749eec5a94605c04d5f63fc55607a03a16"
+  integrity sha512-AmeDxedoo5svf7aB3FYqSAKqMxys014lVKBzy1o/5vv9CtU7U4wgGWL1dA2o6MOzcD53ScN4Jmiq6VbtLz1vIQ==
+
 pathval@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/pathval/-/pathval-1.1.1.tgz#8534e77a77ce7ac5a2512ea21e0fdb8fcf6c3d8d"
@@ -26690,6 +26803,16 @@ type-is@~1.6.18:
     media-typer "0.3.0"
     mime-types "~2.1.24"
 
+type@^1.0.1:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/type/-/type-1.2.0.tgz#848dd7698dafa3e54a6c479e759c4bc3f18847a0"
+  integrity sha512-+5nt5AAniqsCnu2cEQQdpzCAh33kVx8n0VoFidKpB1dVVLAN/F+bgVOqOJqOnEnrhp222clB5p3vUlD+1QAnfg==
+
+type@^2.7.2:
+  version "2.7.2"
+  resolved "https://registry.yarnpkg.com/type/-/type-2.7.2.tgz#2376a15a3a28b1efa0f5350dcf72d24df6ef98d0"
+  integrity sha512-dzlvlNlt6AXU7EBSfpAscydQ7gXB+pPGsPnfJnZpiNJBDj7IaJzQlBZYGdEi4R9HmPdBv2XmWJ6YUtoTa7lmCw==
+
 typedarray-to-buffer@^3.1.5:
   version "3.1.5"
   resolved "https://registry.yarnpkg.com/typedarray-to-buffer/-/typedarray-to-buffer-3.1.5.tgz#a97ee7a9ff42691b9f783ff1bc5112fe3fca9080"