fix(ot): add minified updated OT library and build:ot script

Signed-off-by: Erik Michelson <github@erik.michelson.eu>

docs/content/dev/ot.md

@@ -11,3 +11,10 @@ And even more in this 2010 article series:
 - <https://drive.googleblog.com/2010/09/whats-different-about-new-google-docs_21.html>
 - <https://drive.googleblog.com/2010/09/whats-different-about-new-google-docs_22.html>
 - <https://drive.googleblog.com/2010/09/whats-different-about-new-google-docs.html>
+
+## OT library
+
+HedgeDoc uses a vendored version of OT.js. The source code lives under `public/vendor/ot/`.
+The HedgeDoc frontend uses a minified build `public/vendor/ot/ot.min.js`.
+
+This build is generated by `yarn run build:ot`. This needs to be done after changes to the OT code. 

docs/content/dev/release_checklist.md

@@ -52,6 +52,7 @@ To copy this checklist please go to [this link](https://github.com/hedgedoc/hedg
 mkdir /tmp/hedgedoc && cd /tmp/hedgedoc
 git clone -b master https://github.com/hedgedoc/hedgedoc.git .
 yarn install
+yarn build:ot
 yarn build
 cd ..
 tar cvzf hedgedoc-x.y.z.tar.gz --sort=name --exclude hedgedoc/node_modules --exclude hedgedoc/.git --exclude hedgedoc/.github --exclude hedgedoc/.yarn/cache hedgedoc

package.json

@@ -14,6 +14,7 @@
     "dev": "webpack --config webpack.dev.js --progress --watch",
     "heroku-prebuild": "bin/heroku",
     "build": "webpack --config webpack.prod.js --progress",
+    "build:ot": "bash -c \"cd public/vendor/ot && ./compress.sh\"",
     "start": "node app.js"
   },
   "dependencies": {
@@ -196,6 +197,7 @@
     "spin.js": "4.1.2",
     "string-loader": "0.0.1",
     "turndown": "7.2.2",
+    "uglify-js": "3.19.3",
     "url-loader": "4.1.1",
     "velocity-animate": "1.5.2",
     "visibilityjs": "2.0.2",

public/vendor/ot/compress.sh

@@ -1,4 +1,4 @@
-uglifyjs --compress --mangle --output ot.min.js \
+yarn uglifyjs --compress --mangle --output ot.min.js \
 ./text-operation.js \
 ./selection.js \
 ./wrapped-operation.js \

yarn.lock

@@ -1635,6 +1635,7 @@ __metadata:
     string-loader: "npm:0.0.1"
     toobusy-js: "npm:0.5.1"
     turndown: "npm:7.2.2"
+    uglify-js: "npm:3.19.3"
     umzug: "npm:2.3.0"
     url-loader: "npm:4.1.1"
     utf-8-validate: "npm:6.0.6"
@@ -16658,6 +16659,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"uglify-js@npm:3.19.3":
+  version: 3.19.3
+  resolution: "uglify-js@npm:3.19.3"
+  bin:
+    uglifyjs: bin/uglifyjs
+  checksum: 10/6b9639c1985d24580b01bb0ab68e78de310d38eeba7db45bec7850ab4093d8ee464d80ccfaceda9c68d1c366efbee28573b52f95e69ac792354c145acd380b11
+  languageName: node
+  linkType: hard
+
 "uid-safe@npm:~2.1.5":
   version: 2.1.5
   resolution: "uid-safe@npm:2.1.5"