Fix: optimize Dockerfile caching layer and retry apt network requests

Dockerfile

@@ -18,10 +18,10 @@ ENV HTTP_PROXY=${http_proxy}
 ENV HTTPS_PROXY=${https_proxy}
 
 # =========================================================
-# System dependencies
+# System dependencies & Extensions
 # =========================================================
 
-RUN apt-get update && apt-get install -y \
+RUN apt-get update -o Acquire::Retries=5 && apt-get install -y --no-install-recommends --fix-missing \
     nginx \
     vim \
     wget \
@@ -40,29 +40,25 @@ RUN apt-get update && apt-get install -y \
         pdo \
         pdo_mysql \
         zip \
+    && pecl install redis \
+    && docker-php-ext-enable redis \
     && rm -rf /var/lib/apt/lists/*
 
 # =========================================================
-# PEAR Proxy
+# PEAR Proxy (jika diperlukan)
 # =========================================================
 
-RUN pear config-set http_proxy "http://10.15.3.20:80"
+RUN pear config-set http_proxy "http://10.15.3.20:80" || true
 
 # =========================================================
-# Composer
+# Composer setup & Caching Layer
 # =========================================================
 
 WORKDIR /var/www
 
-# =========================================================
-# Composer dependency
-# Copy hanya composer files terlebih dahulu agar Docker cache
-# =========================================================
-
+# Copy file composer terlebih dahulu agar Docker Cache aktif
 COPY composer.json composer.lock ./
 
-COPY --chown=www-data:www-data . .
-
 RUN composer install \
     --no-dev \
     --prefer-dist \
@@ -70,6 +66,9 @@ RUN composer install \
     --no-scripts \
     --optimize-autoloader
 
+# Copy seluruh source code setelah composer install selesai
+COPY --chown=www-data:www-data . .
+
 # =========================================================
 # Laravel directories & permission
 # =========================================================
@@ -86,7 +85,7 @@ RUN mkdir -p \
     && chmod -R 775 /var/www/bootstrap/cache
 
 # =========================================================
-# Laravel cache
+# Laravel cache cleanup
 # =========================================================
 
 RUN php artisan config:clear || true \
@@ -130,14 +129,11 @@ RUN printf '%s\n' \
 '}' \
 > /etc/nginx/sites-available/default
 
-RUN pecl install redis \
-    && docker-php-ext-enable redis
-
 RUN ln -sf /etc/nginx/sites-available/default \
     /etc/nginx/sites-enabled/default
 
 # =========================================================
-# Remove proxy from runtime
+# Clear Proxy Environment Variables from Runtime
 # =========================================================
 
 ENV http_proxy=""
@@ -146,13 +142,9 @@ ENV HTTP_PROXY=""
 ENV HTTPS_PROXY=""
 
 # =========================================================
-# Port
+# Execution
 # =========================================================
 
 EXPOSE 80
 
-# =========================================================
-# Start PHP-FPM + Nginx
-# =========================================================
-
-CMD ["sh", "-c", "php-fpm -D && exec nginx -g 'daemon off;'"]
+CMD ["sh", "-c", "php-fpm -D && exec nginx -g 'daemon off;'"]