Remove bonus content

content/roadmaps/101-backend/content-paths.json

@@ -144,6 +144,5 @@
   "scalability:instrumentation-monitoring-telemetry": "/roadmaps/101-backend/content/123-scalability/101-instrumentation-monitoring-telemetry.md",
   "scalability:migration-strategies": "/roadmaps/101-backend/content/123-scalability/102-migration-strategies.md",
   "scalability:horizontal-vertical-scaling": "/roadmaps/101-backend/content/123-scalability/103-horizontal-vertical-scaling.md",
-  "scalability:observability": "/roadmaps/101-backend/content/123-scalability/104-observability.md",
-  "bonus-content": "/roadmaps/101-backend/content/124-bonus-content.md"
+  "scalability:observability": "/roadmaps/101-backend/content/123-scalability/104-observability.md"
 }

content/roadmaps/101-backend/content/124-bonus-content.md

@@ -1,6 +0,0 @@
-# Bonus Content
-
-Following expands on the topics covered in the roadmap and has the items which were missed in the roadmap.
-
-* **Regular Expressions**: Regular expressions are a powerful tool for string manipulation. They are used in many programming languages and are a must know for any developer. [RegexOne](https://regexone.com/) is a good place to start learning regular expressions.
-* **Basic Frontend Knowledge:** Have a look at the [Frontend Roadmap](https://roadmap.sh/frontend) and get a basic understanding of frontend technologies.