feat: Add DigitalOcean affiliate link to Heroku vs Self-Hosting TLDR

- Added affiliate link in TLDR where DigitalOcean is mentioned
- Link: https://www.jdoqocy.com/click-101674709-15836238

Author: bobbyonmagic

content/posts/heroku-vs-self-hosting-cost-analysis.md

@@ -24,7 +24,7 @@ tags:
 
 ## TLDR
 
-Heroku's convenience comes at a premium: typical production workloads cost $500-2,000/month. Self-hosting equivalent infrastructure on DigitalOcean runs $24-100/month. But the real cost difference isn't just dollars—it's engineer time, operational complexity, and risk. This guide breaks down actual costs, hidden expenses, and provides a framework to determine if self-hosting makes sense for your specific situation. Includes transparent Total Cost of Ownership (TCO) calculations and honest tradeoff analysis.
+Heroku's convenience comes at a premium: typical production workloads cost $500-2,000/month. Self-hosting equivalent infrastructure on [DigitalOcean](https://www.jdoqocy.com/click-101674709-15836238) runs $24-100/month. But the real cost difference isn't just dollars—it's engineer time, operational complexity, and risk. This guide breaks down actual costs, hidden expenses, and provides a framework to determine if self-hosting makes sense for your specific situation. Includes transparent Total Cost of Ownership (TCO) calculations and honest tradeoff analysis.
 
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