diff --git a/docs/docusaurus.config.js b/docs/docusaurus.config.js
index 5e64eb9e..ee0cb422 100644
--- a/docs/docusaurus.config.js
+++ b/docs/docusaurus.config.js
@@ -15,7 +15,7 @@ const config = {
   favicon: 'img/favicon.ico',
   organizationName: 'activerecord-hackery',
   projectName: 'ransack',
-  trailingSlash: false,
+  trailingSlash: true,
 
   presets: [
     [
@@ -103,6 +103,18 @@ const config = {
         additionalLanguages: ['ruby', 'erb'],
       },
     }),
+
+  themes: [
+    [
+      require.resolve("@easyops-cn/docusaurus-search-local"),
+      {
+        // `hashed` is recommended as long-term-cache of index file is possible.
+        hashed: true,
+        // needs to be the same as routeBasePath in @docusaurus/preset-classic config
+        docsRouteBasePath: '/'
+      },
+    ]
+  ]
 };
 
 module.exports = config;
diff --git a/docs/package.json b/docs/package.json
index f508eb29..c9efff9b 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -16,6 +16,7 @@
   "dependencies": {
     "@docusaurus/core": "^2.0.0-beta.20",
     "@docusaurus/preset-classic": "^2.0.0-beta.20",
+    "@easyops-cn/docusaurus-search-local": "^0.25.0",
     "@mdx-js/react": "^1.6.22",
     "clsx": "^1.1.1",
     "prism-react-renderer": "^1.3.1",
diff --git a/docs/yarn.lock b/docs/yarn.lock
index 368a716a..7e84722f 100644
--- a/docs/yarn.lock
+++ b/docs/yarn.lock
@@ -1981,7 +1981,7 @@
     react-router-dom "^5.2.0"
     rtlcss "^3.5.0"
 
-"@docusaurus/theme-common@2.0.0-beta.20":
+"@docusaurus/theme-common@2.0.0-beta.20", "@docusaurus/theme-common@^2.0.0-beta.20":
   version "2.0.0-beta.20"
   resolved "https://registry.yarnpkg.com/@docusaurus/theme-common/-/theme-common-2.0.0-beta.20.tgz#4ec7d77ecd2ade9dad33b8689e3cd51b07e594b0"
   integrity sha512-lmdGB3/GQM5z0GH0iHGRXUco4Wfqc6sR5eRKuW4j0sx3+UFVvtbVTTIGt0Cie4Dh6omnFxjPbNDlPDgWr/agVQ==
@@ -2018,7 +2018,7 @@
     tslib "^2.4.0"
     utility-types "^3.10.0"
 
-"@docusaurus/theme-translations@2.0.0-beta.20":
+"@docusaurus/theme-translations@2.0.0-beta.20", "@docusaurus/theme-translations@^2.0.0-beta.20":
   version "2.0.0-beta.20"
   resolved "https://registry.yarnpkg.com/@docusaurus/theme-translations/-/theme-translations-2.0.0-beta.20.tgz#dcc7efb43ff110c19736764c287f6c5128a5dbba"
   integrity sha512-O7J/4dHcg7Yr+r3ylgtqmtMEz6d5ScpUxBg8nsNTWOCRoGEXNZVmXSd5l6v72KCyxPZpllPrgjmqkL+I19qWiw==
@@ -2039,14 +2039,14 @@
     webpack "^5.72.0"
     webpack-merge "^5.8.0"
 
-"@docusaurus/utils-common@2.0.0-beta.20":
+"@docusaurus/utils-common@2.0.0-beta.20", "@docusaurus/utils-common@^2.0.0-beta.20":
   version "2.0.0-beta.20"
   resolved "https://registry.yarnpkg.com/@docusaurus/utils-common/-/utils-common-2.0.0-beta.20.tgz#adb914c331d711a3c0ef2ba3f64139acdf4cd781"
   integrity sha512-HabHh23vOQn6ygs0PjuCSF/oZaNsYTFsxB2R6EwHNyw01nWgBC3QAcGVmyIWQhlb9p8V3byKgbzVS68hZX5t9A==
   dependencies:
     tslib "^2.4.0"
 
-"@docusaurus/utils-validation@2.0.0-beta.20":
+"@docusaurus/utils-validation@2.0.0-beta.20", "@docusaurus/utils-validation@^2.0.0-beta.20":
   version "2.0.0-beta.20"
   resolved "https://registry.yarnpkg.com/@docusaurus/utils-validation/-/utils-validation-2.0.0-beta.20.tgz#ebf475a4388066bd450877fe920f405c53ff5ad2"
   integrity sha512-7MxMoaF4VNAt5vUwvITa6nbkw1tb4WE6hp1VlfIoLCY4D7Wk5cMf1ZFhppCP1UzmPwvFb9zw8fPuvDfB3Tb5nQ==
@@ -2057,7 +2057,7 @@
     js-yaml "^4.1.0"
     tslib "^2.4.0"
 
-"@docusaurus/utils@2.0.0-beta.20":
+"@docusaurus/utils@2.0.0-beta.20", "@docusaurus/utils@^2.0.0-beta.20":
   version "2.0.0-beta.20"
   resolved "https://registry.yarnpkg.com/@docusaurus/utils/-/utils-2.0.0-beta.20.tgz#d5a9816a328b2ca5e4e1a3fbf267e3674abacd48"
   integrity sha512-eUQquakhrbnvhsmx8jRPLgoyjyzMuOhmQC99m7rotar7XOzROpgEpm7+xVaquG5Ha47WkybE3djHJhKNih7GZQ==
@@ -2078,6 +2078,36 @@
     url-loader "^4.1.1"
     webpack "^5.72.0"
 
+"@easyops-cn/autocomplete.js@^0.38.1":
+  version "0.38.1"
+  resolved "https://registry.yarnpkg.com/@easyops-cn/autocomplete.js/-/autocomplete.js-0.38.1.tgz#46dff5795a9a032fa9b9250fdf63ca6c61c07629"
+  integrity sha512-drg76jS6syilOUmVNkyo1c7ZEBPcPuK+aJA7AksM5ZIIbV57DMHCywiCr+uHyv8BE5jUTU98j/H7gVrkHrWW3Q==
+  dependencies:
+    cssesc "^3.0.0"
+    immediate "^3.2.3"
+
+"@easyops-cn/docusaurus-search-local@^0.25.0":
+  version "0.25.0"
+  resolved "https://registry.yarnpkg.com/@easyops-cn/docusaurus-search-local/-/docusaurus-search-local-0.25.0.tgz#2e3241e1173888dc0876b0fc0ec70770476216d4"
+  integrity sha512-UO63j2HJeHyPViZKFFhRjbIFUFfW16jiBOjUl7kbOswMDj0nLIcoKfgzcKZ+/KhUDNmwnUruSf/lW+eX31mLtg==
+  dependencies:
+    "@docusaurus/theme-common" "^2.0.0-beta.20"
+    "@docusaurus/theme-translations" "^2.0.0-beta.20"
+    "@docusaurus/utils" "^2.0.0-beta.20"
+    "@docusaurus/utils-common" "^2.0.0-beta.20"
+    "@docusaurus/utils-validation" "^2.0.0-beta.20"
+    "@easyops-cn/autocomplete.js" "^0.38.1"
+    "@node-rs/jieba" "^1.6.0"
+    cheerio "^1.0.0-rc.3"
+    clsx "^1.1.1"
+    debug "^4.2.0"
+    fs-extra "^10.0.0"
+    klaw-sync "^6.0.0"
+    lunr "^2.3.9"
+    lunr-languages "^1.4.0"
+    mark.js "^8.11.1"
+    tslib "^2.4.0"
+
 "@hapi/hoek@^9.0.0":
   version "9.2.1"
   resolved "https://registry.yarnpkg.com/@hapi/hoek/-/hoek-9.2.1.tgz#9551142a1980503752536b5050fd99f4a7f13b17"
@@ -2170,6 +2200,90 @@
   resolved "https://registry.yarnpkg.com/@mdx-js/util/-/util-1.6.22.tgz#219dfd89ae5b97a8801f015323ffa4b62f45718b"
   integrity sha512-H1rQc1ZOHANWBvPcW+JpGwr+juXSxM8Q8YCkm3GhZd8REu1fHR3z99CErO1p9pkcfcxZnMdIZdIsXkOHY0NilA==
 
+"@node-rs/jieba-android-arm-eabi@1.6.1":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba-android-arm-eabi/-/jieba-android-arm-eabi-1.6.1.tgz#196f1052a564d2608e46c87114aa78232453b798"
+  integrity sha512-R1YQfsPr7sK3Tq1sM0//6lNAGJK9RnMT0ShITT+7EJYr5OufUBb38lf/mRhrLxR0NF1pycEsMjdCAwrWrHd8rA==
+
+"@node-rs/jieba-android-arm64@1.6.1":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba-android-arm64/-/jieba-android-arm64-1.6.1.tgz#cb4db38d9fcb877ac06659281a2dc5f50fe7be52"
+  integrity sha512-hBRbj2uLmRFYDw2lWppTAPoyjeXkBKUT84h4fHUQj7CMU94Gc1IWkE4ocCqhvUhbaUXlCpocS9mB0/fc2641bw==
+
+"@node-rs/jieba-darwin-arm64@1.6.1":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba-darwin-arm64/-/jieba-darwin-arm64-1.6.1.tgz#83ad4bddd9368556ccd46555a508abbf9007fa4b"
+  integrity sha512-GeoDe7XVTF6z8JUtD98QvwudsMaHV5EBXs5uO43SobeIkShH3Nujq5gLMD5kWoJXTxDrTgJe4wT42EwUaBEH2Q==
+
+"@node-rs/jieba-darwin-x64@1.6.1":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba-darwin-x64/-/jieba-darwin-x64-1.6.1.tgz#ddd964b7874c208b964897898c5826ef195efcad"
+  integrity sha512-ENHYIS8b8JdMaUXEm0f8Y3+sHXu2UdukG1D/XGUNx+q5cn07HbwIg6L0tlGhE8dw4AhqoWHsExVaZ241Igh4iA==
+
+"@node-rs/jieba-freebsd-x64@1.6.1":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba-freebsd-x64/-/jieba-freebsd-x64-1.6.1.tgz#8e8be576d471c0837dcf4a6130ab055cca588e80"
+  integrity sha512-chwB/9edtxqS8Jm3j4RMaJjH9AlXmijUgKv02oMw36e77HKpko+tENUN25Vrn/9GKsKGqIPeXpmCjeXCN1HVQA==
+
+"@node-rs/jieba-linux-arm-gnueabihf@1.6.1":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba-linux-arm-gnueabihf/-/jieba-linux-arm-gnueabihf-1.6.1.tgz#be1c7205f0ecf03f8f9065ad60b58bb4f7615d71"
+  integrity sha512-tsb5fMGj4p8bHGfkf7bJ+HE2jxaixLTp3YnGg5D+kp8+HQRq8cp3ScG5cn8cq0phnJS/zfAp8rVfWInDagzKKQ==
+
+"@node-rs/jieba-linux-arm64-gnu@1.6.1":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba-linux-arm64-gnu/-/jieba-linux-arm64-gnu-1.6.1.tgz#43608a4506f6b47bec3349312a18c1a51b6f3822"
+  integrity sha512-bSInORkJFfeZNR+i4rFoSZGbwkQtQlnZ0XfT/noTK9JUBDYErqQZPFjoaYAU45NWTk7p6Zkg30SuV1NTdWLaPw==
+
+"@node-rs/jieba-linux-arm64-musl@1.6.1":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba-linux-arm64-musl/-/jieba-linux-arm64-musl-1.6.1.tgz#aef63ab32d3caa4ab7cc0f717dd7a6e774083b9b"
+  integrity sha512-qphL6xM7owfU8Hsh7GX73SDr/iApbnc+35mSLxbibAfCQnY89+WcBeWUUOSGM/Ov3VFaq4pyVlDFj0YjR01W2w==
+
+"@node-rs/jieba-linux-x64-gnu@1.6.1":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba-linux-x64-gnu/-/jieba-linux-x64-gnu-1.6.1.tgz#8e09bb2c57fc546acc9cf8e1c879dcdf01e79717"
+  integrity sha512-f6hhlrbi2wel0xZG7m3Wvksimt9MSu1f3aYO2Kwavf4qjMRZqJzLz9HlCJAal6AXB9Qgg+685P+gftsWve47qw==
+
+"@node-rs/jieba-linux-x64-musl@1.6.1":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba-linux-x64-musl/-/jieba-linux-x64-musl-1.6.1.tgz#f698db4b49cfd367b5c3f6b4352d5092ab3620e2"
+  integrity sha512-cTVcdR6zWqpnmdEUyWEII9zfE5lTeWN53TbiOPx8TCA+291/31Vqd7GA8YEPndUO8qgCx5uShSDFStBAEIhYNQ==
+
+"@node-rs/jieba-win32-arm64-msvc@1.6.1":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba-win32-arm64-msvc/-/jieba-win32-arm64-msvc-1.6.1.tgz#43a20ca596eac90659a64721f0ad2130b2be199e"
+  integrity sha512-YuOTrjHazDraXcGXRHgPQ53nyJuH8QtTCngYKjAzxsdt8uN+txb1AY69OLMLBBZqLTOwY9dgcW70vGiLQMCTeg==
+
+"@node-rs/jieba-win32-ia32-msvc@1.6.1":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba-win32-ia32-msvc/-/jieba-win32-ia32-msvc-1.6.1.tgz#eec9062cdc5dd951f7177576993bbc32fa405416"
+  integrity sha512-4+E843ImGpVlZ+LlT9E/13NHmmUg3UHQx419D6fFMorJUUQuK4cZJfE1z4tCgcrbV8S5Wew5LIFywlJeJLu0LQ==
+
+"@node-rs/jieba-win32-x64-msvc@1.6.1":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba-win32-x64-msvc/-/jieba-win32-x64-msvc-1.6.1.tgz#3df4853afc175e4dd43794b08a71e8d25d00e807"
+  integrity sha512-veXNwm2VlseOzl7vaC7A/nZ4okp5/6edN7/Atj6mXnUbze/m/my5Rv5zUcW3U1D9VElnQ3srCHCa5vXljJuk6g==
+
+"@node-rs/jieba@^1.6.0":
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/@node-rs/jieba/-/jieba-1.6.1.tgz#221aa586aa671cb029687256a4c86c86bfecbef9"
+  integrity sha512-pISKu8NIYKRvZp7mhYZYA8VCjJMqTsCe+mQcFFnAi3GNJsijGjef2peMFeDcvP72X8MsnNeYeg3rHkAybtefyQ==
+  optionalDependencies:
+    "@node-rs/jieba-android-arm-eabi" "1.6.1"
+    "@node-rs/jieba-android-arm64" "1.6.1"
+    "@node-rs/jieba-darwin-arm64" "1.6.1"
+    "@node-rs/jieba-darwin-x64" "1.6.1"
+    "@node-rs/jieba-freebsd-x64" "1.6.1"
+    "@node-rs/jieba-linux-arm-gnueabihf" "1.6.1"
+    "@node-rs/jieba-linux-arm64-gnu" "1.6.1"
+    "@node-rs/jieba-linux-arm64-musl" "1.6.1"
+    "@node-rs/jieba-linux-x64-gnu" "1.6.1"
+    "@node-rs/jieba-linux-x64-musl" "1.6.1"
+    "@node-rs/jieba-win32-arm64-msvc" "1.6.1"
+    "@node-rs/jieba-win32-ia32-msvc" "1.6.1"
+    "@node-rs/jieba-win32-x64-msvc" "1.6.1"
+
 "@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"
@@ -3276,7 +3390,7 @@ cheerio@^0.22.0:
     lodash.reject "^4.4.0"
     lodash.some "^4.4.0"
 
-cheerio@^1.0.0-rc.10:
+cheerio@^1.0.0-rc.10, cheerio@^1.0.0-rc.3:
   version "1.0.0-rc.10"
   resolved "https://registry.yarnpkg.com/cheerio/-/cheerio-1.0.0-rc.10.tgz#2ba3dcdfcc26e7956fc1f440e61d51c643379f3e"
   integrity sha512-g0J0q/O6mW8z5zxQ3A8E8J1hUgp4SMOvEoW/x84OwyHKe/Zccz83PVT4y5Crcr530FV6NgmKI1qvGTKVl9XXVw==
@@ -3554,9 +3668,9 @@ core-js-compat@^3.20.2, core-js-compat@^3.21.0:
     semver "7.0.0"
 
 core-js-compat@^3.22.1:
-  version "3.22.6"
-  resolved "https://registry.yarnpkg.com/core-js-compat/-/core-js-compat-3.22.6.tgz#2e7c7a703238c168883dbf55c24bbb67503cddcb"
-  integrity sha512-dQ/SxlHcuiywaPIoSUCU6Fx+Mk/H5TXENqd/ZJcK85ta0ZcQkbzHwblxPeL0hF5o+NsT2uK3q9ZOG5TboiVuWw==
+  version "3.22.5"
+  resolved "https://registry.yarnpkg.com/core-js-compat/-/core-js-compat-3.22.5.tgz#7fffa1d20cb18405bd22756ca1353c6f1a0e8614"
+  integrity sha512-rEF75n3QtInrYICvJjrAgV03HwKiYvtKHdPtaba1KucG+cNZ4NJnH9isqt979e67KZlhpbCOTwnsvnIr+CVeOg==
   dependencies:
     browserslist "^4.20.3"
     semver "7.0.0"
@@ -3567,9 +3681,9 @@ core-js-pure@^3.20.2:
   integrity sha512-12VZfFIu+wyVbBebyHmRTuEE/tZrB4tJToWcwAMcsp3h4+sHR+fMJWbKpYiCRWlhFBq+KNyO8rIV9rTkeVmznQ==
 
 core-js@^3.22.3:
-  version "3.22.6"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.22.6.tgz#294dd824b4cae2c24725a36baa4a791ed00bb0de"
-  integrity sha512-2IGcGH00z9I4twgNWU4uGCNEsBFG1s2JudVQrgSCoVhOfwoTwQjxC8aMo9exrpTMOxvobggEpaHnGMmQY4cfBQ==
+  version "3.22.5"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.22.5.tgz#a5f5a58e663d5c0ebb4e680cd7be37536fb2a9cf"
+  integrity sha512-VP/xYuvJ0MJWRAobcmQ8F2H6Bsn+s7zqAAjFaHGBMc5AQm7zaelhD1LGduFn2EehEcQcU+br6t+fwbpQ5d1ZWA==
 
 core-util-is@~1.0.0:
   version "1.0.3"
@@ -3818,7 +3932,7 @@ debug@2.6.9, debug@^2.6.0:
   dependencies:
     ms "2.0.0"
 
-debug@^4.1.0, debug@^4.1.1:
+debug@^4.1.0, debug@^4.1.1, debug@^4.2.0:
   version "4.3.4"
   resolved "https://registry.yarnpkg.com/debug/-/debug-4.3.4.tgz#1319f6579357f2338d3337d2cdd4914bb5dcc865"
   integrity sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==
@@ -4473,7 +4587,7 @@ fresh@0.5.2:
   resolved "https://registry.yarnpkg.com/fresh/-/fresh-0.5.2.tgz#3d8cadd90d976569fa835ab1f8e4b23a105605a7"
   integrity sha1-PYyt2Q2XZWn6g1qx+OSyOhBWBac=
 
-fs-extra@^10.1.0:
+fs-extra@^10.0.0, fs-extra@^10.1.0:
   version "10.1.0"
   resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-10.1.0.tgz#02873cfbc4084dde127eaa5f9905eef2325d1abf"
   integrity sha512-oRXApq54ETRj4eMiFzGnHWGy+zo5raudjuxN0b8H7s/RU2oW0Wvsx9O0ACRN/kRq9E8Vu/ReskGB5o3ji+FzHQ==
@@ -4655,6 +4769,11 @@ got@^9.6.0:
     to-readable-stream "^1.0.0"
     url-parse-lax "^3.0.0"
 
+graceful-fs@^4.1.11:
+  version "4.2.10"
+  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.10.tgz#147d3a006da4ca3ce14728c7aefc287c367d7a6c"
+  integrity sha512-9ByhssR2fPVsNZj478qUUbKfmL0+t5BDVyjShtyZZLiK7ZDAArFFfopyOTj0M05wE2tJPisA4iTnnXl2YoPvOA==
+
 graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.2.0, graceful-fs@^4.2.4, graceful-fs@^4.2.6, graceful-fs@^4.2.9:
   version "4.2.9"
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.9.tgz#041b05df45755e587a24942279b9d113146e1c96"
@@ -4978,6 +5097,11 @@ image-size@^1.0.1:
   dependencies:
     queue "6.0.2"
 
+immediate@^3.2.3:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/immediate/-/immediate-3.3.0.tgz#1aef225517836bcdf7f2a2de2600c79ff0269266"
+  integrity sha512-HR7EVodfFUdQCTIeySw+WDRFJlPcLOJbXfwwZ7Oom6tjsvZ3bOkCDJHehQC3nxJrv7+f9XecwazynjU8e4Vw3Q==
+
 immer@^9.0.7:
   version "9.0.12"
   resolved "https://registry.yarnpkg.com/immer/-/immer-9.0.12.tgz#2d33ddf3ee1d247deab9d707ca472c8c942a0f20"
@@ -5360,6 +5484,13 @@ kind-of@^6.0.0, kind-of@^6.0.2:
   resolved "https://registry.yarnpkg.com/kind-of/-/kind-of-6.0.3.tgz#07c05034a6c349fa06e24fa35aa76db4580ce4dd"
   integrity sha512-dcS1ul+9tmeD95T+x28/ehLgd9mENa3LsvDTtzm3vyBEO7RPptvAD+t44WVXaUjTBRcrpFeFlC8WCruUR456hw==
 
+klaw-sync@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/klaw-sync/-/klaw-sync-6.0.0.tgz#1fd2cfd56ebb6250181114f0a581167099c2b28c"
+  integrity sha512-nIeuVSzdCCs6TDPTqI8w1Yre34sSq7AkZ4B3sfOBbI2CgVSB4Du4aLQijFU2+lhAFCwt9+42Hel6lQNIv6AntQ==
+  dependencies:
+    graceful-fs "^4.1.11"
+
 kleur@^3.0.3:
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/kleur/-/kleur-3.0.3.tgz#a79c9ecc86ee1ce3fa6206d1216c501f147fc07e"
@@ -5554,6 +5685,16 @@ lru-cache@^6.0.0:
   dependencies:
     yallist "^4.0.0"
 
+lunr-languages@^1.4.0:
+  version "1.9.0"
+  resolved "https://registry.yarnpkg.com/lunr-languages/-/lunr-languages-1.9.0.tgz#7105230807788a112a69910561b7bbd055a0e588"
+  integrity sha512-Be5vFuc8NAheOIjviCRms3ZqFFBlzns3u9DXpPSZvALetgnydAN0poV71pVLFn0keYy/s4VblMMkqewTLe+KPg==
+
+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==
+
 make-dir@^3.0.0, make-dir@^3.0.2, make-dir@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/make-dir/-/make-dir-3.1.0.tgz#415e967046b3a7f1d185277d84aa58203726a13f"
@@ -5561,6 +5702,11 @@ make-dir@^3.0.0, make-dir@^3.0.2, make-dir@^3.1.0:
   dependencies:
     semver "^6.0.0"
 
+mark.js@^8.11.1:
+  version "8.11.1"
+  resolved "https://registry.yarnpkg.com/mark.js/-/mark.js-8.11.1.tgz#180f1f9ebef8b0e638e4166ad52db879beb2ffc5"
+  integrity sha1-GA8fnr74sOY45BZq1S24eb6y/8U=
+
 markdown-escapes@^1.0.0:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/markdown-escapes/-/markdown-escapes-1.0.4.tgz#c95415ef451499d7602b91095f3c8e8975f78535"