fix: purge build dependencies

Signed-off-by: rare-magma <rare-magma@posteo.eu>

Dockerfile

@@ -1,7 +1,7 @@
 FROM php:8-apache
 
 # Install extensions
-RUN apt-get update && apt-get install -y \
+RUN apt-get update && apt-get install -y --no-install-recommends \
     libfreetype6-dev \
     libjpeg62-turbo-dev \
     libpng-dev \
@@ -10,6 +10,11 @@ RUN apt-get update && apt-get install -y \
     && docker-php-ext-configure gd --with-freetype=/usr/include/ --with-jpeg=/usr/include/ \
     && docker-php-ext-configure pgsql -with-pgsql=/usr/local/pgsql \
     && docker-php-ext-install -j$(nproc) gd pdo pdo_mysql pdo_pgsql pgsql \
+    && apt-get remove -y libfreetype6-dev \
+    libjpeg62-turbo-dev \
+    libpng-dev \
+    libpq-dev \
+    && apt autoremove -y \
     && rm -rf /var/lib/apt/lists/*
 
 # Prepare files and folders

Dockerfile.alpine

@@ -11,10 +11,16 @@ RUN apk add --quiet --no-cache \
     freetype-dev \
     libjpeg-turbo-dev \
     libpng-dev \
-    libpq-dev
-RUN docker-php-ext-configure gd --with-freetype=/usr/include/ --with-jpeg=/usr/include/ \
+    libpq-dev \
+    && docker-php-ext-configure gd --with-freetype=/usr/include/ --with-jpeg=/usr/include/ \
     && docker-php-ext-configure pgsql -with-pgsql=/usr/local/pgsql \
-    && docker-php-ext-install -j$(nproc) gd pdo pdo_mysql pdo_pgsql pgsql
+    && docker-php-ext-install -j$(nproc) gd pdo pdo_mysql pdo_pgsql pgsql \
+    && apk del --quiet --no-cache \
+    freetype-dev \
+    libjpeg-turbo-dev \
+    libpng-dev \
+    libpq-dev
+
 RUN ln -sf /dev/stdout /var/log/apache2/access.log && \
     ln -sf /dev/stderr /var/log/apache2/error.log