feat: Show Table of Contents in the article sidebar (#7085)

package.json

@@ -28,6 +28,7 @@
     "@rails/webpacker": "5.4.4",
     "@sentry/tracing": "^6.19.7",
     "@sentry/vue": "^6.19.7",
+    "@sindresorhus/slugify": "1.1.0",
     "@tailwindcss/typography": "0.2.0",
     "activestorage": "^5.2.6",
     "axios": "^0.21.2",
@@ -133,13 +134,6 @@
       "pre-push": "sh bin/validate_push"
     }
   },
-  "jest": {
-    "collectCoverage": true,
-    "coverageReporters": [
-      "lcov",
-      "text"
-    ]
-  },
   "lint-staged": {
     "app/**/*.{js,vue}": [
       "eslint --fix",