docs: standardize section headings for consistency

ghanem-mhd · ghanem-mhd · commit 7f3e8bc85c49 · 2025-07-20T21:35:12.000+02:00
diff --git a/docs/ci-cd.md b/docs/ci-cd.md
@@ -10,7 +10,7 @@ Backend developers especially benefit from mastering CI/CD since they often mana
 
 - **Continuous Deployment (also CD):** The practice of automatically deploying code to production once it passes all previous stages. No manual intervention is required.
 
-## Why It Matters
+## Why it matters
 
 Owning your part in CI/CD isn't just about following company processes — it directly improves your day-to-day experience.
 
diff --git a/docs/containerization.md b/docs/containerization.md
@@ -2,7 +2,7 @@
 
 You've heard about Docker and containers, but your current setup is simple—you develop locally and deploy to a single server that the DevOps person manages. It works fine for your current project. But as soon as you need to scale, work with multiple environments, or collaborate with larger teams, environment consistency becomes important. You realize that while you can avoid containers in simple environments, most modern development teams use them. It's time to learn containerization.
 
-## Why It Matters
+## Why it matters
 
 By solving the environment problem, containers provide powerful advantages that improve the entire software development process. For you and your team, this translates to real benefits:
 
