Add markdown toolbar buttons and textarea helper

extensions/markdown/js/package.json

@@ -0,0 +1,15 @@
+{
+  "name": "@flarum/markdown",
+  "version": "0.0.0",
+  "dependencies": {
+    "@github/markdown-toolbar-element": "^0.1.1",
+    "flarum-webpack-config": "0.1.0-beta.9",
+    "mdarea": "0.0.10",
+    "webpack": "^4.25.1",
+    "webpack-cli": "^3.1.2"
+  },
+  "scripts": {
+    "build": "webpack --mode production",
+    "watch": "webpack --mode development --watch"
+  }
+}