fix: remove invalid no-cache property

- Remove invalid no-cache from docker-compose.yml
- Clean up Dockerfile syntax

Dockerfile

@@ -1,4 +1,4 @@
-FROM registry:2
+FROM registry:2 AS base
 
-# Install apache2-utils using Alpine package manager
+# Use Alpine's apk package manager to install apache2-utils
 RUN apk --no-cache add apache2-utils

docker-compose.yml

@@ -5,7 +5,6 @@ services:
     build:
       context: .
       dockerfile: Dockerfile
-      no-cache: true
     container_name: registry
     restart: unless-stopped
     expose: