diff --git a/.github/workflows/codechecks.js.yml b/.github/workflows/codechecks.js.yml
index 2e15c8e7..733e8b55 100644
--- a/.github/workflows/codechecks.js.yml
+++ b/.github/workflows/codechecks.js.yml
@@ -42,4 +42,8 @@ jobs:
     - name: Unit tests
       run: yarn test
     - name: Lint
-      run: yarn run lint-ci
\ No newline at end of file
+      run: yarn run lint-ci
+    - name: Typescript
+      run: yarn run tsc
+    - name: Typescript lint
+      run: yarn run lint-ts
diff --git a/.ts-eslintrc.js b/.ts-eslintrc.js
new file mode 100644
index 00000000..43392aef
--- /dev/null
+++ b/.ts-eslintrc.js
@@ -0,0 +1,21 @@
+module.exports = {
+    root: true,
+    env: {
+        "browser": true,
+        "es6": true
+    },
+    extends: [
+        "plugin:@typescript-eslint/recommended",
+        "plugin:@typescript-eslint/recommended-requiring-type-checking",
+    ],
+    parser: '@typescript-eslint/parser',
+    parserOptions: {
+        "ecmaVersion": 2020,
+        "sourceType": "module",
+        "project": "./tsconfig.json"
+    },
+    plugins: [
+        '@typescript-eslint',
+    ],
+    rules: {}
+};
diff --git a/package.json b/package.json
index ad1e7489..bc4fb969 100644
--- a/package.json
+++ b/package.json
@@ -8,6 +8,7 @@
   },
   "scripts": {
     "lint": "eslint --cache src/",
+    "lint-ts": "eslint src/ -c .ts-eslintrc.js --ext .ts",
     "lint-ci": "eslint src/",
     "test": "impunity --entry-point src/main.js --force-esm-dirs lib/ src/",
     "start": "snowpack dev --port 3000",
@@ -32,11 +33,13 @@
     "@rollup/plugin-json": "^4.1.0",
     "@rollup/plugin-multi-entry": "^4.0.0",
     "@rollup/plugin-node-resolve": "^9.0.0",
+    "@typescript-eslint/eslint-plugin": "^4.29.2",
+    "@typescript-eslint/parser": "^4.29.2",
     "autoprefixer": "^10.2.6",
     "cheerio": "^1.0.0-rc.3",
     "commander": "^6.0.0",
     "core-js": "^3.6.5",
-    "eslint": "^7.25.0",
+    "eslint": "^7.32.0",
     "fake-indexeddb": "^3.1.2",
     "finalhandler": "^1.1.1",
     "impunity": "^1.0.1",
diff --git a/src/matrix/room/timeline/entries/BaseEntry.ts b/src/matrix/room/timeline/entries/BaseEntry.ts
index c592ecb6..1ef6a863 100644
--- a/src/matrix/room/timeline/entries/BaseEntry.ts
+++ b/src/matrix/room/timeline/entries/BaseEntry.ts
@@ -22,20 +22,15 @@ interface FragmentIdComparer {
     compare: (a: number, b: number) => number
 }
 
-export class BaseEntry {
-    protected _fragmentIdComparer: FragmentIdComparer
-
-    constructor(fragmentIdComparer: FragmentIdComparer) {
-        this._fragmentIdComparer = fragmentIdComparer;
+export abstract class BaseEntry {
+    constructor(
+        protected readonly _fragmentIdComparer: FragmentIdComparer
+    ) {
     }
 
-    get fragmentId(): number {
-        throw new Error("unimplemented");
-    }
-
-    get entryIndex(): number {
-        throw new Error("unimplemented");
-    }
+    abstract get fragmentId(): number;
+    abstract get entryIndex(): number;
+    abstract updateFrom(other: BaseEntry): void;
 
     compare(otherEntry: BaseEntry): number {
         if (this.fragmentId === otherEntry.fragmentId) {
@@ -53,6 +48,4 @@ export class BaseEntry {
     asEventKey(): EventKey {
         return new EventKey(this.fragmentId, this.entryIndex);
     }
-
-    updateFrom(other: BaseEntry) {}
 }
diff --git a/src/matrix/room/timeline/entries/EventEntry.js b/src/matrix/room/timeline/entries/EventEntry.js
index 55219cd6..89d3f379 100644
--- a/src/matrix/room/timeline/entries/EventEntry.js
+++ b/src/matrix/room/timeline/entries/EventEntry.js
@@ -33,7 +33,6 @@ export class EventEntry extends BaseEventEntry {
     }
 
     updateFrom(other) {
-        super.updateFrom(other);
         if (other._decryptionResult && !this._decryptionResult) {
             this._decryptionResult = other._decryptionResult;
         }
diff --git a/yarn.lock b/yarn.lock
index 7e547281..638e0cd0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -867,25 +867,60 @@
     lodash "^4.17.19"
     to-fast-properties "^2.0.0"
 
-"@eslint/eslintrc@^0.4.0":
-  version "0.4.0"
-  resolved "https://registry.yarnpkg.com/@eslint/eslintrc/-/eslintrc-0.4.0.tgz#99cc0a0584d72f1df38b900fb062ba995f395547"
-  integrity sha512-2ZPCc+uNbjV5ERJr+aKSPRwZgKd2z11x0EgLvb1PURmUrn9QNRXFqje0Ldq454PfAVyaJYyrDvvIKSFP4NnBog==
+"@eslint/eslintrc@^0.4.3":
+  version "0.4.3"
+  resolved "https://registry.yarnpkg.com/@eslint/eslintrc/-/eslintrc-0.4.3.tgz#9e42981ef035beb3dd49add17acb96e8ff6f394c"
+  integrity sha512-J6KFFz5QCYUJq3pf0mjEcCJVERbzv71PUIDczuh9JkwGEzced6CO5ADLHB1rbf/+oPBtoPfMYNOpGDzCANlbXw==
   dependencies:
     ajv "^6.12.4"
     debug "^4.1.1"
     espree "^7.3.0"
-    globals "^12.1.0"
+    globals "^13.9.0"
     ignore "^4.0.6"
     import-fresh "^3.2.1"
     js-yaml "^3.13.1"
     minimatch "^3.0.4"
     strip-json-comments "^3.1.1"
 
+"@humanwhocodes/config-array@^0.5.0":
+  version "0.5.0"
+  resolved "https://registry.yarnpkg.com/@humanwhocodes/config-array/-/config-array-0.5.0.tgz#1407967d4c6eecd7388f83acf1eaf4d0c6e58ef9"
+  integrity sha512-FagtKFz74XrTl7y6HCzQpwDfXP0yhxe9lHLD1UZxjvZIcbyRz8zTFF/yYNfSfzU414eDwZ1SrO0Qvtyf+wFMQg==
+  dependencies:
+    "@humanwhocodes/object-schema" "^1.2.0"
+    debug "^4.1.1"
+    minimatch "^3.0.4"
+
+"@humanwhocodes/object-schema@^1.2.0":
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/@humanwhocodes/object-schema/-/object-schema-1.2.0.tgz#87de7af9c231826fdd68ac7258f77c429e0e5fcf"
+  integrity sha512-wdppn25U8z/2yiaT6YGquE6X8sSv7hNMWSXYSSU1jGv/yd6XqjXgTDJ8KP4NgjTXfJ3GbRjeeb8RTV7a/VpM+w==
+
 "@matrix-org/olm@https://gitlab.matrix.org/api/v4/projects/27/packages/npm/@matrix-org/olm/-/@matrix-org/olm-3.2.3.tgz":
   version "3.2.3"
   resolved "https://gitlab.matrix.org/api/v4/projects/27/packages/npm/@matrix-org/olm/-/@matrix-org/olm-3.2.3.tgz#cc332fdd25c08ef0e40f4d33fc3f822a0f98b6f4"
 
+"@nodelib/fs.scandir@2.1.5":
+  version "2.1.5"
+  resolved "https://registry.yarnpkg.com/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz#7619c2eb21b25483f6d167548b4cfd5a7488c3d5"
+  integrity sha512-vq24Bq3ym5HEQm2NKCr3yXDwjc7vTsEThRDnkp2DK9p1uqLR+DHurm/NOTo0KG7HYHU7eppKZj3MyqYuMBf62g==
+  dependencies:
+    "@nodelib/fs.stat" "2.0.5"
+    run-parallel "^1.1.9"
+
+"@nodelib/fs.stat@2.0.5", "@nodelib/fs.stat@^2.0.2":
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/@nodelib/fs.stat/-/fs.stat-2.0.5.tgz#5bd262af94e9d25bd1e71b05deed44876a222e8b"
+  integrity sha512-RkhPPp2zrqDAQA/2jNhnztcPAlv64XdhIp7a7454A5ovI7Bukxgt7MX7udwAu3zg1DcpPU0rz3VV1SeaqvY4+A==
+
+"@nodelib/fs.walk@^1.2.3":
+  version "1.2.8"
+  resolved "https://registry.yarnpkg.com/@nodelib/fs.walk/-/fs.walk-1.2.8.tgz#e95737e8bb6746ddedf69c556953494f196fe69a"
+  integrity sha512-oGB+UxlgWcgQkgwo8GcEGwemoTFt3FIO9ababBmaGwXIoBKZ+GTy0pP185beGg7Llih/NSHSV2XAs1lnznocSg==
+  dependencies:
+    "@nodelib/fs.scandir" "2.1.5"
+    fastq "^1.6.0"
+
 "@npmcli/arborist@^2.6.4":
   version "2.8.0"
   resolved "https://registry.yarnpkg.com/@npmcli/arborist/-/arborist-2.8.0.tgz#ff078287eba44595383eb58ad8aa8540bc8aae9e"
@@ -1154,6 +1189,11 @@
   resolved "https://registry.yarnpkg.com/@types/http-cache-semantics/-/http-cache-semantics-4.0.1.tgz#0ea7b61496902b95890dc4c3a116b60cb8dae812"
   integrity sha512-SZs7ekbP8CN0txVG2xVRH6EgKmEm31BOxA07vkFaETzZz1xh+cbt8BcI0slpymvwhx5dlFnQG2rTlPVQn+iRPQ==
 
+"@types/json-schema@^7.0.7":
+  version "7.0.9"
+  resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.9.tgz#97edc9037ea0c38585320b28964dde3b39e4660d"
+  integrity sha512-qcUXuemtEu+E5wZSJHNxUXeCZhAfXKQ41D+duX+VYPde7xyEVZci+/oXKJL13tnRs9lR2pr4fod59GT6/X1/yQ==
+
 "@types/keyv@*":
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/@types/keyv/-/keyv-3.1.2.tgz#5d97bb65526c20b6e0845f6b0d2ade4f28604ee5"
@@ -1185,6 +1225,75 @@
   dependencies:
     "@types/node" "*"
 
+"@typescript-eslint/eslint-plugin@^4.29.2":
+  version "4.29.2"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-4.29.2.tgz#f54dc0a32b8f61c6024ab8755da05363b733838d"
+  integrity sha512-x4EMgn4BTfVd9+Z+r+6rmWxoAzBaapt4QFqE+d8L8sUtYZYLDTK6VG/y/SMMWA5t1/BVU5Kf+20rX4PtWzUYZg==
+  dependencies:
+    "@typescript-eslint/experimental-utils" "4.29.2"
+    "@typescript-eslint/scope-manager" "4.29.2"
+    debug "^4.3.1"
+    functional-red-black-tree "^1.0.1"
+    regexpp "^3.1.0"
+    semver "^7.3.5"
+    tsutils "^3.21.0"
+
+"@typescript-eslint/experimental-utils@4.29.2":
+  version "4.29.2"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-4.29.2.tgz#5f67fb5c5757ef2cb3be64817468ba35c9d4e3b7"
+  integrity sha512-P6mn4pqObhftBBPAv4GQtEK7Yos1fz/MlpT7+YjH9fTxZcALbiiPKuSIfYP/j13CeOjfq8/fr9Thr2glM9ub7A==
+  dependencies:
+    "@types/json-schema" "^7.0.7"
+    "@typescript-eslint/scope-manager" "4.29.2"
+    "@typescript-eslint/types" "4.29.2"
+    "@typescript-eslint/typescript-estree" "4.29.2"
+    eslint-scope "^5.1.1"
+    eslint-utils "^3.0.0"
+
+"@typescript-eslint/parser@^4.29.2":
+  version "4.29.2"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-4.29.2.tgz#1c7744f4c27aeb74610c955d3dce9250e95c370a"
+  integrity sha512-WQ6BPf+lNuwteUuyk1jD/aHKqMQ9jrdCn7Gxt9vvBnzbpj7aWEf+aZsJ1zvTjx5zFxGCt000lsbD9tQPEL8u6g==
+  dependencies:
+    "@typescript-eslint/scope-manager" "4.29.2"
+    "@typescript-eslint/types" "4.29.2"
+    "@typescript-eslint/typescript-estree" "4.29.2"
+    debug "^4.3.1"
+
+"@typescript-eslint/scope-manager@4.29.2":
+  version "4.29.2"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/scope-manager/-/scope-manager-4.29.2.tgz#442b0f029d981fa402942715b1718ac7fcd5aa1b"
+  integrity sha512-mfHmvlQxmfkU8D55CkZO2sQOueTxLqGvzV+mG6S/6fIunDiD2ouwsAoiYCZYDDK73QCibYjIZmGhpvKwAB5BOA==
+  dependencies:
+    "@typescript-eslint/types" "4.29.2"
+    "@typescript-eslint/visitor-keys" "4.29.2"
+
+"@typescript-eslint/types@4.29.2":
+  version "4.29.2"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/types/-/types-4.29.2.tgz#fc0489c6b89773f99109fb0aa0aaddff21f52fcd"
+  integrity sha512-K6ApnEXId+WTGxqnda8z4LhNMa/pZmbTFkDxEBLQAbhLZL50DjeY0VIDCml/0Y3FlcbqXZrABqrcKxq+n0LwzQ==
+
+"@typescript-eslint/typescript-estree@4.29.2":
+  version "4.29.2"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-4.29.2.tgz#a0ea8b98b274adbb2577100ba545ddf8bf7dc219"
+  integrity sha512-TJ0/hEnYxapYn9SGn3dCnETO0r+MjaxtlWZ2xU+EvytF0g4CqTpZL48SqSNn2hXsPolnewF30pdzR9a5Lj3DNg==
+  dependencies:
+    "@typescript-eslint/types" "4.29.2"
+    "@typescript-eslint/visitor-keys" "4.29.2"
+    debug "^4.3.1"
+    globby "^11.0.3"
+    is-glob "^4.0.1"
+    semver "^7.3.5"
+    tsutils "^3.21.0"
+
+"@typescript-eslint/visitor-keys@4.29.2":
+  version "4.29.2"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/visitor-keys/-/visitor-keys-4.29.2.tgz#d2da7341f3519486f50655159f4e5ecdcb2cd1df"
+  integrity sha512-bDgJLQ86oWHJoZ1ai4TZdgXzJxsea3Ee9u9wsTAvjChdj2WLcVsgWYAPeY7RQMn16tKrlQaBnpKv7KBfs4EQag==
+  dependencies:
+    "@typescript-eslint/types" "4.29.2"
+    eslint-visitor-keys "^2.0.0"
+
 abbrev@1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
@@ -1321,6 +1430,11 @@ argparse@^1.0.7:
   dependencies:
     sprintf-js "~1.0.2"
 
+array-union@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/array-union/-/array-union-2.1.0.tgz#b798420adbeb1de828d84acd8a2e23d3efe85e8d"
+  integrity sha512-HGyxoOTYUyCM6stUe6EJgnd4EoewAI7zMdfqO+kGjnlZmBDz/cR5pf8r/cR4Wq60sL/p0IkcjUEEPwS3GFrIyw==
+
 asap@^2.0.0:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/asap/-/asap-2.0.6.tgz#e50347611d7e690943208bbdafebcbc2fb866d46"
@@ -1461,7 +1575,7 @@ brace-expansion@^1.1.7:
     balanced-match "^1.0.0"
     concat-map "0.0.1"
 
-braces@~3.0.2:
+braces@^3.0.1, braces@~3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/braces/-/braces-3.0.2.tgz#3454e1a462ee8d599e236df336cd9ea4f8afe107"
   integrity sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==
@@ -1874,7 +1988,7 @@ debug@2.6.9, debug@^2.6.0:
   dependencies:
     ms "2.0.0"
 
-debug@4:
+debug@4, debug@^4.3.1:
   version "4.3.2"
   resolved "https://registry.yarnpkg.com/debug/-/debug-4.3.2.tgz#f0a49c18ac8779e31d4a0c6029dfb76873c7428b"
   integrity sha512-mOp8wKcvj7XxC78zLgw/ZA+6TSgkoE2C/ienthhRD298T7UNwAg9diBpLRxC0mOezLl4B0xV7M0cCO6P/O0Xhw==
@@ -1979,6 +2093,13 @@ dezalgo@^1.0.0:
     asap "^2.0.0"
     wrappy "1"
 
+dir-glob@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/dir-glob/-/dir-glob-3.0.1.tgz#56dbf73d992a4a93ba1584f4534063fd2e41717f"
+  integrity sha512-WkrWp9GR4KXfKGYzOLmTuGVi1UWFfws377n9cc55/tb6DuqyF6pcQ5AbiHEshaDpY9v6oaSr2XCDidGmMwdzIA==
+  dependencies:
+    path-type "^4.0.0"
+
 doctrine@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/doctrine/-/doctrine-3.0.0.tgz#addebead72a6574db783639dc87a121773973961"
@@ -2214,6 +2335,11 @@ escape-string-regexp@^1.0.3, escape-string-regexp@^1.0.5:
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
   integrity sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=
 
+escape-string-regexp@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-4.0.0.tgz#14ba83a5d373e3d311e5afca29cf5bfad965bf34"
+  integrity sha512-TtpcNJ3XAzx3Gq8sWRzJaVajRs0uVxA2YAkdb1jm2YkPz4G6egUFAyA3n5vtEIZefPk5Wa4UXbKuS5fKkJWdgA==
+
 esinstall@^1.0.0, esinstall@^1.1.7:
   version "1.1.7"
   resolved "https://registry.yarnpkg.com/esinstall/-/esinstall-1.1.7.tgz#ceabeb4b8685bf48c805a503e292dfafe4e0cb22"
@@ -2255,6 +2381,13 @@ eslint-utils@^2.1.0:
   dependencies:
     eslint-visitor-keys "^1.1.0"
 
+eslint-utils@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/eslint-utils/-/eslint-utils-3.0.0.tgz#8aebaface7345bb33559db0a1f13a1d2d48c3672"
+  integrity sha512-uuQC43IGctw68pJA1RgbQS8/NP7rch6Cwd4j3ZBtgo4/8Flj4eGE7ZYSZRN3iq5pVUv6GPdW5Z1RFleo84uLDA==
+  dependencies:
+    eslint-visitor-keys "^2.0.0"
+
 eslint-visitor-keys@^1.1.0, eslint-visitor-keys@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-1.3.0.tgz#30ebd1ef7c2fdff01c3a4f151044af25fab0523e"
@@ -2265,28 +2398,31 @@ eslint-visitor-keys@^2.0.0:
   resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-2.1.0.tgz#f65328259305927392c938ed44eb0a5c9b2bd303"
   integrity sha512-0rSmRBzXgDzIsD6mGdJgevzgezI534Cer5L/vyMX0kHzT/jiB43jRhd9YUlMGYLQy2zprNmoT8qasCGtY+QaKw==
 
-eslint@^7.25.0:
-  version "7.25.0"
-  resolved "https://registry.yarnpkg.com/eslint/-/eslint-7.25.0.tgz#1309e4404d94e676e3e831b3a3ad2b050031eb67"
-  integrity sha512-TVpSovpvCNpLURIScDRB6g5CYu/ZFq9GfX2hLNIV4dSBKxIWojeDODvYl3t0k0VtMxYeR8OXPCFE5+oHMlGfhw==
+eslint@^7.32.0:
+  version "7.32.0"
+  resolved "https://registry.yarnpkg.com/eslint/-/eslint-7.32.0.tgz#c6d328a14be3fb08c8d1d21e12c02fdb7a2a812d"
+  integrity sha512-VHZ8gX+EDfz+97jGcgyGCyRia/dPOd6Xh9yPv8Bl1+SoaIwD+a/vlrOmGRUyOYu7MwUhc7CxqeaDZU13S4+EpA==
   dependencies:
     "@babel/code-frame" "7.12.11"
-    "@eslint/eslintrc" "^0.4.0"
+    "@eslint/eslintrc" "^0.4.3"
+    "@humanwhocodes/config-array" "^0.5.0"
     ajv "^6.10.0"
     chalk "^4.0.0"
     cross-spawn "^7.0.2"
     debug "^4.0.1"
     doctrine "^3.0.0"
     enquirer "^2.3.5"
+    escape-string-regexp "^4.0.0"
     eslint-scope "^5.1.1"
     eslint-utils "^2.1.0"
     eslint-visitor-keys "^2.0.0"
     espree "^7.3.1"
     esquery "^1.4.0"
     esutils "^2.0.2"
+    fast-deep-equal "^3.1.3"
     file-entry-cache "^6.0.1"
     functional-red-black-tree "^1.0.1"
-    glob-parent "^5.0.0"
+    glob-parent "^5.1.2"
     globals "^13.6.0"
     ignore "^4.0.6"
     import-fresh "^3.0.0"
@@ -2295,7 +2431,7 @@ eslint@^7.25.0:
     js-yaml "^3.13.1"
     json-stable-stringify-without-jsonify "^1.0.1"
     levn "^0.4.1"
-    lodash "^4.17.21"
+    lodash.merge "^4.6.2"
     minimatch "^3.0.4"
     natural-compare "^1.4.0"
     optionator "^0.9.1"
@@ -2304,7 +2440,7 @@ eslint@^7.25.0:
     semver "^7.2.1"
     strip-ansi "^6.0.0"
     strip-json-comments "^3.1.0"
-    table "^6.0.4"
+    table "^6.0.9"
     text-table "^0.2.0"
     v8-compile-cache "^2.0.3"
 
@@ -2419,11 +2555,22 @@ fake-indexeddb@^3.1.2:
     realistic-structured-clone "^2.0.1"
     setimmediate "^1.0.5"
 
-fast-deep-equal@^3.1.1:
+fast-deep-equal@^3.1.1, fast-deep-equal@^3.1.3:
   version "3.1.3"
   resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz#3a7d56b559d6cbc3eb512325244e619a65c6c525"
   integrity sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==
 
+fast-glob@^3.1.1:
+  version "3.2.7"
+  resolved "https://registry.yarnpkg.com/fast-glob/-/fast-glob-3.2.7.tgz#fd6cb7a2d7e9aa7a7846111e85a196d6b2f766a1"
+  integrity sha512-rYGMRwip6lUMvYD3BTScMwT1HtAs2d71SMv66Vrxs0IekGZEjhM0pcMfjQPnknBt2zeCwQMEupiN02ZP4DiT1Q==
+  dependencies:
+    "@nodelib/fs.stat" "^2.0.2"
+    "@nodelib/fs.walk" "^1.2.3"
+    glob-parent "^5.1.2"
+    merge2 "^1.3.0"
+    micromatch "^4.0.4"
+
 fast-json-stable-stringify@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.1.0.tgz#874bf69c6f404c2b5d99c481341399fd55892633"
@@ -2434,6 +2581,13 @@ fast-levenshtein@^2.0.6:
   resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz#3d8a5c66883a16a30ca8643e851f19baa7797917"
   integrity sha1-PYpcZog6FqMMqGQ+hR8Zuqd5eRc=
 
+fastq@^1.6.0:
+  version "1.11.1"
+  resolved "https://registry.yarnpkg.com/fastq/-/fastq-1.11.1.tgz#5d8175aae17db61947f8b162cfc7f63264d22807"
+  integrity sha512-HOnr8Mc60eNYl1gzwp6r5RoUyAn5/glBolUzP/Ez6IFVPMPirxn/9phgL6zhOtaTy7ISwPvQ+wT+hfcRZh/bzw==
+  dependencies:
+    reusify "^1.0.4"
+
 fdir@^5.0.0:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/fdir/-/fdir-5.1.0.tgz#973e4934e6a3666b59ebdfc56f60bb8e9b16acb8"
@@ -2605,7 +2759,7 @@ getpass@^0.1.1:
   dependencies:
     assert-plus "^1.0.0"
 
-glob-parent@^5.0.0, glob-parent@~5.1.2:
+glob-parent@^5.1.2, glob-parent@~5.1.2:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/glob-parent/-/glob-parent-5.1.2.tgz#869832c58034fe68a4093c17dc15e8340d8401c4"
   integrity sha512-AOIgSQCepiJYwP3ARnGx+5VnTu2HBYdzbGP45eLw1vr3zB3vZLeyed1sC9hnbcOc9/SrMyM5RPQrkGz4aS9Zow==
@@ -2641,13 +2795,6 @@ globals@^11.1.0:
   resolved "https://registry.yarnpkg.com/globals/-/globals-11.12.0.tgz#ab8795338868a0babd8525758018c2a7eb95c42e"
   integrity sha512-WOBp/EEGUiIsJSp7wcv/y6MO+lV9UoncWqxuFfm8eBwzWNgyfBd6Gz+IeKQ9jCmyhoH99g15M3T+QaVHFjizVA==
 
-globals@^12.1.0:
-  version "12.4.0"
-  resolved "https://registry.yarnpkg.com/globals/-/globals-12.4.0.tgz#a18813576a41b00a24a97e7f815918c2e19925f8"
-  integrity sha512-BWICuzzDvDoH54NHKCseDanAhE3CeDorgDL5MT6LMXXj2WCnd9UC2szdk4AWLfjdgNBCXLUanXYcpBBKOSWGwg==
-  dependencies:
-    type-fest "^0.8.1"
-
 globals@^13.6.0:
   version "13.8.0"
   resolved "https://registry.yarnpkg.com/globals/-/globals-13.8.0.tgz#3e20f504810ce87a8d72e55aecf8435b50f4c1b3"
@@ -2655,6 +2802,25 @@ globals@^13.6.0:
   dependencies:
     type-fest "^0.20.2"
 
+globals@^13.9.0:
+  version "13.11.0"
+  resolved "https://registry.yarnpkg.com/globals/-/globals-13.11.0.tgz#40ef678da117fe7bd2e28f1fab24951bd0255be7"
+  integrity sha512-08/xrJ7wQjK9kkkRoI3OFUBbLx4f+6x3SGwcPvQ0QH6goFDrOU2oyAWrmh3dJezu65buo+HBMzAMQy6rovVC3g==
+  dependencies:
+    type-fest "^0.20.2"
+
+globby@^11.0.3:
+  version "11.0.4"
+  resolved "https://registry.yarnpkg.com/globby/-/globby-11.0.4.tgz#2cbaff77c2f2a62e71e9b2813a67b97a3a3001a5"
+  integrity sha512-9O4MVG9ioZJ08ffbcyVYyLOJLk5JQ688pJ4eMGLpdWLHq/Wr1D9BlriLQyL0E+jbkuePVZXYFj47QM/v093wHg==
+  dependencies:
+    array-union "^2.1.0"
+    dir-glob "^3.0.1"
+    fast-glob "^3.1.1"
+    ignore "^5.1.4"
+    merge2 "^1.3.0"
+    slash "^3.0.0"
+
 got@^11.1.4:
   version "11.8.2"
   resolved "https://registry.yarnpkg.com/got/-/got-11.8.2.tgz#7abb3959ea28c31f3576f1576c1effce23f33599"
@@ -2847,6 +3013,11 @@ ignore@^4.0.6:
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-4.0.6.tgz#750e3db5862087b4737ebac8207ffd1ef27b25fc"
   integrity sha512-cyFDKrqc/YdcWFniJhzI42+AzS+gNwmUzOSFcRCQYwySuBBBy/KjuxWLZ/FHEH6Moq1NizMOBWyTcv8O4OZIMg==
 
+ignore@^5.1.4:
+  version "5.1.8"
+  resolved "https://registry.yarnpkg.com/ignore/-/ignore-5.1.8.tgz#f150a8b50a34289b33e22f5889abd4d8016f0e57"
+  integrity sha512-BMpfD7PpiETpBl/A6S498BaIJ6Y/ABT93ETbby2fP00v4EbvPBXWEoaR1UBPKs3iR53pJY7EtZk5KACI57i1Uw==
+
 import-fresh@^3.0.0, import-fresh@^3.2.1:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/import-fresh/-/import-fresh-3.3.0.tgz#37162c25fcb9ebaa2e6e53d5b4d88ce17d9e0c2b"
@@ -3239,6 +3410,11 @@ lodash.clonedeep@^4.5.0:
   resolved "https://registry.yarnpkg.com/lodash.clonedeep/-/lodash.clonedeep-4.5.0.tgz#e23f3f9c4f8fbdde872529c1071857a086e5ccef"
   integrity sha1-4j8/nE+Pvd6HJSnBBxhXoIblzO8=
 
+lodash.merge@^4.6.2:
+  version "4.6.2"
+  resolved "https://registry.yarnpkg.com/lodash.merge/-/lodash.merge-4.6.2.tgz#558aa53b43b661e1925a0afdfa36a9a1085fe57a"
+  integrity sha512-0KpjqXRVvrYyCsX1swR/XTK0va6VQkQM6MNo7PqW77ByjAhoARA8EfrP1N4+KlKj8YS0ZUCtRT/YUuhyYDujIQ==
+
 lodash.truncate@^4.4.2:
   version "4.4.2"
   resolved "https://registry.yarnpkg.com/lodash.truncate/-/lodash.truncate-4.4.2.tgz#5a350da0b1113b837ecfffd5812cbe58d6eae193"
@@ -3254,7 +3430,7 @@ lodash@^4.17.19:
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
   integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
 
-lodash@^4.17.21, lodash@^4.7.0:
+lodash@^4.7.0:
   version "4.17.21"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
   integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
@@ -3332,11 +3508,24 @@ merge-stream@^2.0.0:
   resolved "https://registry.yarnpkg.com/merge-stream/-/merge-stream-2.0.0.tgz#52823629a14dd00c9770fb6ad47dc6310f2c1f60"
   integrity sha512-abv/qOcuPfk3URPfDzmZU1LKmuw8kT+0nIHvKrKgFrwifol/doWcdA4ZqsWQ8ENrFKkd67Mfpo/LovbIUsbt3w==
 
+merge2@^1.3.0:
+  version "1.4.1"
+  resolved "https://registry.yarnpkg.com/merge2/-/merge2-1.4.1.tgz#4368892f885e907455a6fd7dc55c0c9d404990ae"
+  integrity sha512-8q7VEgMJW4J8tcfVPy8g09NcQwZdbwFEqhe/WZkoIzjn/3TGDwtOCYtXGxA3O8tPzpczCCDgv+P2P5y00ZJOOg==
+
 meriyah@^3.1.6:
   version "3.1.6"
   resolved "https://registry.yarnpkg.com/meriyah/-/meriyah-3.1.6.tgz#56c9c0edb63f9640c7609a39a413c60b038e4451"
   integrity sha512-JDOSi6DIItDc33U5N52UdV6P8v+gn+fqZKfbAfHzdWApRQyQWdcvxPvAr9t01bI2rBxGvSrKRQSCg3SkZC1qeg==
 
+micromatch@^4.0.4:
+  version "4.0.4"
+  resolved "https://registry.yarnpkg.com/micromatch/-/micromatch-4.0.4.tgz#896d519dfe9db25fce94ceb7a500919bf881ebf9"
+  integrity sha512-pRmzw/XUcwXGpD9aI9q/0XOwLNygjETJ8y0ao0wdqprrzDa4YnxLcz7fQRZr8voh8V10kGhABbNcHVk5wHgWwg==
+  dependencies:
+    braces "^3.0.1"
+    picomatch "^2.2.3"
+
 mime-db@1.49.0, "mime-db@>= 1.43.0 < 2":
   version "1.49.0"
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.49.0.tgz#f3dfde60c99e9cf3bc9701d687778f537001cbed"
@@ -3921,7 +4110,7 @@ periscopic@^2.0.3:
     estree-walker "^2.0.2"
     is-reference "^1.1.4"
 
-picomatch@^2.0.4, picomatch@^2.3.0:
+picomatch@^2.0.4, picomatch@^2.2.3, picomatch@^2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.3.0.tgz#f1f061de8f6a4bf022892e2d128234fb98302972"
   integrity sha512-lY1Q/PiJGC2zOv/z391WOTD+Z02bCgsFfvxoXXf6h7kv9o+WmsmzYqrAwY63sNgOxE4xEdq0WyUnXfKeBrSvYw==
@@ -4153,6 +4342,11 @@ qs@~6.5.2:
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.2.tgz#cb3ae806e8740444584ef154ce8ee98d403f3e36"
   integrity sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==
 
+queue-microtask@^1.2.2:
+  version "1.2.3"
+  resolved "https://registry.yarnpkg.com/queue-microtask/-/queue-microtask-1.2.3.tgz#4929228bbc724dfac43e0efb058caf7b6cfb6243"
+  integrity sha512-NuaNSa6flKT5JaSYQzJok04JzTL1CA6aGhv5rfLW3PgqA+M2ChpZQnAC8h8i4ZFkBS8X5RqkDBHA7r4hej3K9A==
+
 quick-lru@^5.1.1:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/quick-lru/-/quick-lru-5.1.1.tgz#366493e6b3e42a3a6885e2e99d18f80fb7a8c932"
@@ -4365,6 +4559,11 @@ retry@^0.12.0:
   resolved "https://registry.yarnpkg.com/retry/-/retry-0.12.0.tgz#1b42a6266a21f07421d1b0b54b7dc167b01c013b"
   integrity sha1-G0KmJmoh8HQh0bC1S33BZ7AcATs=
 
+reusify@^1.0.4:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/reusify/-/reusify-1.0.4.tgz#90da382b1e126efc02146e90845a88db12925d76"
+  integrity sha512-U9nH88a3fc/ekCF1l0/UP1IosiuIjyTh7hBvXVMHYgVcfGvt897Xguj2UOLDeI5BG2m7/uwyaLVT6fbtCwTyzw==
+
 rimraf@^3.0.0, rimraf@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-3.0.2.tgz#f1a5402ba6220ad52cc1282bac1ae3aa49fd061a"
@@ -4415,6 +4614,13 @@ rollup@~2.37.1:
   optionalDependencies:
     fsevents "~2.1.2"
 
+run-parallel@^1.1.9:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/run-parallel/-/run-parallel-1.2.0.tgz#66d1368da7bdf921eb9d95bd1a9229e7f21a43ee"
+  integrity sha512-5l4VyZR86LZ/lDxZTR6jqL8AFE2S0IFLMP26AbjsLVADxHdhB/c0GUsH+y39UfCi3dzz8OlQuPmnaJOMoDHQBA==
+  dependencies:
+    queue-microtask "^1.2.2"
+
 safe-buffer@^5.0.1, safe-buffer@^5.1.2:
   version "5.2.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
@@ -4541,7 +4747,7 @@ skypack@^0.3.0:
     rollup "^2.23.0"
     validate-npm-package-name "^3.0.0"
 
-slash@~3.0.0:
+slash@^3.0.0, slash@~3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/slash/-/slash-3.0.0.tgz#6539be870c165adbd5240220dbe361f1bc4d4634"
   integrity sha512-g9Q1haeby36OSStwb4ntCGGGaKsaVSjQ68fBxoQcutl5fS1vuY18H3wSt3jFyFtrkx+Kz0V1G85A4MyAdDMi2Q==
@@ -4794,10 +5000,10 @@ supports-color@^7.1.0:
   dependencies:
     has-flag "^4.0.0"
 
-table@^6.0.4:
-  version "6.7.0"
-  resolved "https://registry.yarnpkg.com/table/-/table-6.7.0.tgz#26274751f0ee099c547f6cb91d3eff0d61d155b2"
-  integrity sha512-SAM+5p6V99gYiiy2gT5ArdzgM1dLDed0nkrWmG6Fry/bUS/m9x83BwpJUOf1Qj/x2qJd+thL6IkIx7qPGRxqBw==
+table@^6.0.9:
+  version "6.7.1"
+  resolved "https://registry.yarnpkg.com/table/-/table-6.7.1.tgz#ee05592b7143831a8c94f3cee6aae4c1ccef33e2"
+  integrity sha512-ZGum47Yi6KOOFDE8m223td53ath2enHcYLgOCjGr5ngu8bdIARQk6mN/wRMv4yMRcHnCSnHbCEha4sobQx5yWg==
   dependencies:
     ajv "^8.0.1"
     lodash.clonedeep "^4.5.0"
@@ -4865,11 +5071,23 @@ treeverse@^1.0.4:
   resolved "https://registry.yarnpkg.com/treeverse/-/treeverse-1.0.4.tgz#a6b0ebf98a1bca6846ddc7ecbc900df08cb9cd5f"
   integrity sha512-whw60l7r+8ZU8Tu/Uc2yxtc4ZTZbR/PF3u1IPNKGQ6p8EICLb3Z2lAgoqw9bqYd8IkgnsaOcLzYHFckjqNsf0g==
 
+tslib@^1.8.1:
+  version "1.14.1"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.14.1.tgz#cf2d38bdc34a134bcaf1091c41f6619e2f672d00"
+  integrity sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg==
+
 tslib@^2.2.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.3.0.tgz#803b8cdab3e12ba581a4ca41c8839bbb0dacb09e"
   integrity sha512-N82ooyxVNm6h1riLCoyS9e3fuJ3AMG2zIZs2Gd1ATcSFjSA23Q0fzjjZeh0jbJvWVDZ0cJT8yaNNaaXHzueNjg==
 
+tsutils@^3.21.0:
+  version "3.21.0"
+  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-3.21.0.tgz#b48717d394cea6c1e096983eed58e9d61715b623"
+  integrity sha512-mHKK3iUXL+3UF6xL5k0PEhKRUBKPBCv/+RkEOpjRWxxx27KKRBmmA60A9pgOUvMi8GKhRMPEmjBRPzs2W7O1OA==
+  dependencies:
+    tslib "^1.8.1"
+
 tunnel-agent@^0.6.0:
   version "0.6.0"
   resolved "https://registry.yarnpkg.com/tunnel-agent/-/tunnel-agent-0.6.0.tgz#27a5dea06b36b04a0a9966774b290868f0fc40fd"
@@ -4894,11 +5112,6 @@ type-fest@^0.20.2:
   resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.20.2.tgz#1bf207f4b28f91583666cb5fbd327887301cd5f4"
   integrity sha512-Ne+eE4r0/iWnpAxD852z3A+N0Bt5RN//NjJwRd2VFHEmrywxf5vsZlh4R6lixl6B+wz/8d+maTSAkN1FIkI3LQ==
 
-type-fest@^0.8.1:
-  version "0.8.1"
-  resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.8.1.tgz#09e249ebde851d3b1e48d27c105444667f17b83d"
-  integrity sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA==
-
 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"