diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index d057a886..d0884c26 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -8,7 +8,9 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
       - uses: actions/checkout@v2
-      - run: npx typedoc
+      - uses: c-hive/gha-yarn-cache@v2
+      - run: yarn install
+      - run: yarn build
       - name: Deploy
         uses: peaceiris/actions-gh-pages@v3
         with:
diff --git a/package.json b/package.json
new file mode 100644
index 00000000..49ca8268
--- /dev/null
+++ b/package.json
@@ -0,0 +1,10 @@
+{
+  "license": "MIT",
+  "scripts": {
+    "build": "typedoc"
+  },
+  "devDependencies": {
+    "typedoc": "^0.21.5",
+    "typescript": "^4.3.5"
+  }
+}
diff --git a/yarn.lock b/yarn.lock
new file mode 100644
index 00000000..2991b858
--- /dev/null
+++ b/yarn.lock
@@ -0,0 +1,316 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+
+abbrev@1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
+  integrity sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==
+
+async@0.1.22:
+  version "0.1.22"
+  resolved "https://registry.yarnpkg.com/async/-/async-0.1.22.tgz#0fc1aaa088a0e3ef0ebe2d8831bab0dcf8845061"
+  integrity sha1-D8GqoIig4+8Ovi2IMbqw3PiEUGE=
+
+balanced-match@^1.0.0:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.2.tgz#e83e3a7e3f300b34cb9d87f615fa0cbf357690ee"
+  integrity sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==
+
+brace-expansion@^1.1.7:
+  version "1.1.11"
+  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.11.tgz#3c7fcbf529d87226f3d2f52b966ff5271eb441dd"
+  integrity sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==
+  dependencies:
+    balanced-match "^1.0.0"
+    concat-map "0.0.1"
+
+catharsis@0.5.6:
+  version "0.5.6"
+  resolved "https://registry.yarnpkg.com/catharsis/-/catharsis-0.5.6.tgz#210a0cfa23c5d09fa994d6fafe1a76383c170cbb"
+  integrity sha1-IQoM+iPF0J+plNb6/hp2ODwXDLs=
+
+cli@0.4.3:
+  version "0.4.3"
+  resolved "https://registry.yarnpkg.com/cli/-/cli-0.4.3.tgz#e6819c8d5faa957f64f98f66a8506268c1d1f17d"
+  integrity sha1-5oGcjV+qlX9k+Y9mqFBiaMHR8X0=
+  dependencies:
+    glob ">= 3.1.4"
+
+concat-map@0.0.1:
+  version "0.0.1"
+  resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
+  integrity sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=
+
+"crypto-browserify@git+https://github.com/dominictarr/crypto-browserify.git#95c5d505":
+  version "0.1.1"
+  resolved "git+https://github.com/dominictarr/crypto-browserify.git#95c5d50581ce0b4fff6e76e45dc0bb3622be4e9a"
+
+fs.realpath@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
+  integrity sha1-FQStJSMVjKpA20onh8sBQRmU6k8=
+
+"glob@>= 3.1.4", glob@^7.1.7:
+  version "7.1.7"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.7.tgz#3b193e9233f01d42d0b3f78294bbeeb418f94a90"
+  integrity sha512-OvD9ENzPLbegENnYP5UUfJIirTg4+XwMWGaQfQTY0JenxNvvIKP3U3/tAQSPIu/lHxXYSZmpXlUHeqAIdKzBLQ==
+  dependencies:
+    fs.realpath "^1.0.0"
+    inflight "^1.0.4"
+    inherits "2"
+    minimatch "^3.0.4"
+    once "^1.3.0"
+    path-is-absolute "^1.0.0"
+
+handlebars@^4.7.7:
+  version "4.7.7"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.7.7.tgz#9ce33416aad02dbd6c8fafa8240d5d98004945a1"
+  integrity sha512-aAcXm5OAfE/8IXkcZvCepKU3VzW1/39Fb5ZuqMtgI/hT8X2YgoMvBY5dLhq/cpOvw7Lk1nK/UF71aLG/ZnVYRA==
+  dependencies:
+    minimist "^1.2.5"
+    neo-async "^2.6.0"
+    source-map "^0.6.1"
+    wordwrap "^1.0.0"
+  optionalDependencies:
+    uglify-js "^3.1.4"
+
+inflight@^1.0.4:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/inflight/-/inflight-1.0.6.tgz#49bd6331d7d02d0c09bc910a1075ba8165b56df9"
+  integrity sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=
+  dependencies:
+    once "^1.3.0"
+    wrappy "1"
+
+inherits@2:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
+  integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
+
+js2xmlparser@0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/js2xmlparser/-/js2xmlparser-0.1.0.tgz#1b04d67b3f793b0e3b46faf6ea9c4ef6d9e7f162"
+  integrity sha1-GwTWez95Ow47Rvr26pxO9tnn8WI=
+
+jsdoc@3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/jsdoc/-/jsdoc-3.2.0.tgz#6f389ecf88b5f12662c51dde2998f52641780bc4"
+  integrity sha1-bziez4i18SZixR3eKZj1JkF4C8Q=
+  dependencies:
+    async "0.1.22"
+    catharsis "0.5.6"
+    crypto-browserify "git+https://github.com/dominictarr/crypto-browserify.git#95c5d505"
+    js2xmlparser "0.1.0"
+    jshint "0.9.1"
+    markdown "git+https://github.com/jsdoc3/markdown-js.git"
+    marked "0.2.8"
+    taffydb "git+https://github.com/hegemonic/taffydb.git"
+    underscore "1.4.2"
+    wrench "1.3.9"
+
+jshint@0.9.1:
+  version "0.9.1"
+  resolved "https://registry.yarnpkg.com/jshint/-/jshint-0.9.1.tgz#ff32ec7f09f84001f7498eeafd63c9e4fbb2dc0e"
+  integrity sha1-/zLsfwn4QAH3SY7q/WPJ5Puy3A4=
+  dependencies:
+    cli "0.4.3"
+    minimatch "0.0.x"
+
+json5@^2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/json5/-/json5-2.2.0.tgz#2dfefe720c6ba525d9ebd909950f0515316c89a3"
+  integrity sha512-f+8cldu7X/y7RAJurMEJmdoKXGB/X550w2Nr3tTbezL6RwEE/iMcm+tZnXeoZtKuOq6ft8+CqzEkrIgx1fPoQA==
+  dependencies:
+    minimist "^1.2.5"
+
+lru-cache@^5.1.1:
+  version "5.1.1"
+  resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-5.1.1.tgz#1da27e6710271947695daf6848e847f01d84b920"
+  integrity sha512-KpNARQA3Iwv+jTA0utUVVbrh+Jlrr1Fv0e56GGzAFOXN7dk/FviaDW8LHmK52DlcH4WP2n6gI8vN1aesBFgo9w==
+  dependencies:
+    yallist "^3.0.2"
+
+lru-cache@~1.0.2:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-1.0.6.tgz#aa50f97047422ac72543bda177a9c9d018d98452"
+  integrity sha1-qlD5cEdCKsclQ72hd6nJ0BjZhFI=
+
+lunr@^2.3.9:
+  version "2.3.9"
+  resolved "https://registry.yarnpkg.com/lunr/-/lunr-2.3.9.tgz#18b123142832337dd6e964df1a5a7707b25d35e1"
+  integrity sha512-zTU3DaZaF3Rt9rhN3uBMGQD3dD2/vFQqnvZCDv4dl5iOzq2IZQqTxu90r4E5J+nP70J3ilqVCrbho2eWaeW8Ow==
+
+"markdown@git+https://github.com/jsdoc3/markdown-js.git":
+  version "0.4.0"
+  resolved "git+https://github.com/jsdoc3/markdown-js.git#0050c46a97d084a3cf8e42bc158be6570b94c6e6"
+  dependencies:
+    nopt "1"
+
+marked@0.2.8:
+  version "0.2.8"
+  resolved "https://registry.yarnpkg.com/marked/-/marked-0.2.8.tgz#dddbcc38ed8182b680aaf9d7cebbe7b624976071"
+  integrity sha1-3dvMOO2BgraAqvnXzrvntiSXYHE=
+
+marked@^2.1.1:
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/marked/-/marked-2.1.3.tgz#bd017cef6431724fd4b27e0657f5ceb14bff3753"
+  integrity sha512-/Q+7MGzaETqifOMWYEA7HVMaZb4XbcRfaOzcSsHZEith83KGlvaSG33u0SKu89Mj5h+T8V2hM+8O45Qc5XTgwA==
+
+minimatch@0.0.x:
+  version "0.0.5"
+  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-0.0.5.tgz#96bb490bbd3ba6836bbfac111adf75301b1584de"
+  integrity sha1-lrtJC707poNrv6wRGt91MBsVhN4=
+  dependencies:
+    lru-cache "~1.0.2"
+
+minimatch@^3.0.0, minimatch@^3.0.4:
+  version "3.0.4"
+  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
+  integrity sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==
+  dependencies:
+    brace-expansion "^1.1.7"
+
+minimist@^1.2.5:
+  version "1.2.5"
+  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.5.tgz#67d66014b66a6a8aaa0c083c5fd58df4e4e97602"
+  integrity sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==
+
+minimist@~0.0.1:
+  version "0.0.10"
+  resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
+  integrity sha1-3j+YVD2/lggr5IrRoMfNqDYwHc8=
+
+neo-async@^2.6.0:
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/neo-async/-/neo-async-2.6.2.tgz#b4aafb93e3aeb2d8174ca53cf163ab7d7308305f"
+  integrity sha512-Yd3UES5mWCSqR+qNT93S3UoYUkqAZ9lLg8a7g9rimsWmYGK8cVToA4/sF3RrshdyV3sAGMXVUmpMYOw+dLpOuw==
+
+nopt@1:
+  version "1.0.10"
+  resolved "https://registry.yarnpkg.com/nopt/-/nopt-1.0.10.tgz#6ddd21bd2a31417b92727dd585f8a6f37608ebee"
+  integrity sha1-bd0hvSoxQXuScn3Vhfim83YI6+4=
+  dependencies:
+    abbrev "1"
+
+once@^1.3.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
+  integrity sha1-WDsap3WWHUsROsF9nFC6753Xa9E=
+  dependencies:
+    wrappy "1"
+
+onigasm@^2.2.5:
+  version "2.2.5"
+  resolved "https://registry.yarnpkg.com/onigasm/-/onigasm-2.2.5.tgz#cc4d2a79a0fa0b64caec1f4c7ea367585a676892"
+  integrity sha512-F+th54mPc0l1lp1ZcFMyL/jTs2Tlq4SqIHKIXGZOR/VkHkF9A7Fr5rRr5+ZG/lWeRsyrClLYRq7s/yFQ/XhWCA==
+  dependencies:
+    lru-cache "^5.1.1"
+
+optimist@0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/optimist/-/optimist-0.6.0.tgz#69424826f3405f79f142e6fc3d9ae58d4dbb9200"
+  integrity sha1-aUJIJvNAX3nxQub8PZrljU27kgA=
+  dependencies:
+    minimist "~0.0.1"
+    wordwrap "~0.0.2"
+
+path-is-absolute@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
+  integrity sha1-F0uSaHNVNP+8es5r9TpanhtcX18=
+
+progress@^2.0.3:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/progress/-/progress-2.0.3.tgz#7e8cf8d8f5b8f239c1bc68beb4eb78567d572ef8"
+  integrity sha512-7PiHtLll5LdnKIMw100I+8xJXR5gW2QwWYkT6iJva0bXitZKa/XMrSbdmg3r2Xnaidz9Qumd0VPaMrZlF9V9sA==
+
+shiki@^0.9.3:
+  version "0.9.6"
+  resolved "https://registry.yarnpkg.com/shiki/-/shiki-0.9.6.tgz#057d6d451b9c1124107635fdcb5c752560d6abc6"
+  integrity sha512-h2y5Uq9QEWsEmi97n+BOdPOVxkOUdVunl+jVIzU9EqJ6/QbIX+U6F7TsrWZQ2xqwPgvvQaC9r7/zeegi1b48dQ==
+  dependencies:
+    json5 "^2.2.0"
+    onigasm "^2.2.5"
+    vscode-textmate "5.2.0"
+
+source-map@^0.6.1:
+  version "0.6.1"
+  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
+  integrity sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==
+
+"taffydb@git+https://github.com/hegemonic/taffydb.git":
+  version "2.6.2"
+  resolved "git+https://github.com/hegemonic/taffydb.git#e41b5e179e197bb85c5fb887b707672b1e5ca079"
+
+tsdoc@^0.0.4:
+  version "0.0.4"
+  resolved "https://registry.yarnpkg.com/tsdoc/-/tsdoc-0.0.4.tgz#fb19a2c6a8ee61d55fad08d681045719ef42bec3"
+  integrity sha1-+xmixqjuYdVfrQjWgQRXGe9CvsM=
+  dependencies:
+    jsdoc "3.2.0"
+    optimist "0.6.0"
+
+typedoc-default-themes@^0.12.10:
+  version "0.12.10"
+  resolved "https://registry.yarnpkg.com/typedoc-default-themes/-/typedoc-default-themes-0.12.10.tgz#614c4222fe642657f37693ea62cad4dafeddf843"
+  integrity sha512-fIS001cAYHkyQPidWXmHuhs8usjP5XVJjWB8oZGqkTowZaz3v7g3KDZeeqE82FBrmkAnIBOY3jgy7lnPnqATbA==
+
+typedoc@^0.21.5:
+  version "0.21.5"
+  resolved "https://registry.yarnpkg.com/typedoc/-/typedoc-0.21.5.tgz#45643618ede5c3d75e2040b964d05fcffed7ca58"
+  integrity sha512-uRDRmYheE5Iju9Zz0X50pTASTpBorIHFt02F5Y8Dt4eBt55h3mwk1CBSY2+EfwBxY16N4Xm7f8KXhnfFZ0AmBw==
+  dependencies:
+    glob "^7.1.7"
+    handlebars "^4.7.7"
+    lunr "^2.3.9"
+    marked "^2.1.1"
+    minimatch "^3.0.0"
+    progress "^2.0.3"
+    shiki "^0.9.3"
+    typedoc-default-themes "^0.12.10"
+
+typescript@^4.3.5:
+  version "4.3.5"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.3.5.tgz#4d1c37cc16e893973c45a06886b7113234f119f4"
+  integrity sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==
+
+uglify-js@^3.1.4:
+  version "3.14.1"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.14.1.tgz#e2cb9fe34db9cb4cf7e35d1d26dfea28e09a7d06"
+  integrity sha512-JhS3hmcVaXlp/xSo3PKY5R0JqKs5M3IV+exdLHW99qKvKivPO4Z8qbej6mte17SOPqAOVMjt/XGgWacnFSzM3g==
+
+underscore@1.4.2:
+  version "1.4.2"
+  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.4.2.tgz#cb2aae6a7999a89fd55aaee75bce0311698cebfb"
+  integrity sha1-yyquanmZqJ/VWq7nW84DEWmM6/s=
+
+vscode-textmate@5.2.0:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/vscode-textmate/-/vscode-textmate-5.2.0.tgz#01f01760a391e8222fe4f33fbccbd1ad71aed74e"
+  integrity sha512-Uw5ooOQxRASHgu6C7GVvUxisKXfSgW4oFlO+aa+PAkgmH89O3CXxEEzNRNtHSqtXFTl0nAC1uYj0GMSH27uwtQ==
+
+wordwrap@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
+  integrity sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=
+
+wordwrap@~0.0.2:
+  version "0.0.3"
+  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.3.tgz#a3d5da6cd5c0bc0008d37234bbaf1bed63059107"
+  integrity sha1-o9XabNXAvAAI03I0u68b7WMFkQc=
+
+wrappy@1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
+  integrity sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=
+
+wrench@1.3.9:
+  version "1.3.9"
+  resolved "https://registry.yarnpkg.com/wrench/-/wrench-1.3.9.tgz#6f13ec35145317eb292ca5f6531391b244111411"
+  integrity sha1-bxPsNRRTF+spLKX2UxORskQRFBE=
+
+yallist@^3.0.2:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/yallist/-/yallist-3.1.1.tgz#dbb7daf9bfd8bac9ab45ebf602b8cbad0d5d08fd"
+  integrity sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g==