[fix] apply minor fixes and cleanup

Author: kristiyan-velkov

content/guides/angular/containerize.md

@@ -101,7 +101,7 @@ After completion, your project directory will contain the following new files:
 
 The default Dockerfile generated by `docker init` serves as a solid starting point for general Node.js applications. However, Angular is a front-end framework that compiles into static assets, so we need to tailor the Dockerfile to optimize for how Angular applications are built and served in a production environment.
 
-### Step 1: Review the generated files
+### Step 1: Improve the generated Dockerfile and configuration
 
 In this step, you’ll improve the Dockerfile and configuration files by following best practices:
 
@@ -172,6 +172,13 @@ ENTRYPOINT ["nginx", "-c", "/etc/nginx/nginx.conf"]
 CMD ["-g", "daemon off;"]
 ```
 
+> [!NOTE]
+> We are using nginx-unprivileged instead of the standard NGINX image to follow security best practices.
+> Running as a non-root user in the final image:
+>- Reduces the attack surface
+>- Aligns with Docker’s recommendations for container hardening
+>- Helps comply with stricter security policies in production environments
+
 ### Step 3: Configure the .dockerignore file
 
 The `.dockerignore` file tells Docker which files and folders to exclude when building the image.
@@ -286,7 +293,6 @@ http {
 
     # Compression
     gzip on;
-    gzip_disable "msie6";
     gzip_vary on;
     gzip_proxied any;
     gzip_min_length 256;