Optimize Dockerfile to use apk add with --no-cache

Using the `apk add` command with the `--no-cache` parameter for package installation will prevent the package index from being cached and reduce the image size.

Dockerfile

@@ -4,7 +4,7 @@ FROM node:lts-alpine3.19
 ARG APP_HOME=/home/node/app
 
 # Install system dependencies
-RUN apk add gcompat tini git
+RUN apk add --no-cache gcompat tini git
 
 # Create app directory
 WORKDIR ${APP_HOME}