make dockerfile more sexy

Dockerfile

@@ -1,14 +1,14 @@
 FROM omidshj/laravel-dev
 
 # RUN apt install -y php-dev
-RUN apt-get -y update
-RUN apt-get -y install libffi-dev
-RUN docker-php-ext-configure ffi --with-ffi \
-    && docker-php-ext-install ffi
-RUN apt-get -y install --no-install-recommends libvips42
-RUN apt-get -y install libvips-tools
-RUN apt-get -y install libvips-dev
-RUN pecl install vips
-RUN echo 'extension="vips.so"' > /usr/local/etc/php/conf.d/20-vips.ini
+RUN apt-get -y update \
+    && apt-get -y install libffi-dev \
+    && docker-php-ext-configure ffi --with-ffi \
+    && docker-php-ext-install ffi \
+    && apt-get -y install --no-install-recommends libvips42 \
+    && apt-get -y install libvips-tools \
+    && apt-get -y install libvips-dev \
+    && pecl install vips \
+    && echo 'extension="vips.so"' > /usr/local/etc/php/conf.d/20-vips.ini
 
 COPY ./php.ini /usr/local/etc/php/php-vips.ini