chore: Organize Dockerfile by app feature

Dockerfile

@@ -72,11 +72,25 @@ RUN mix release
 FROM ${RUNNER_IMAGE}
 
 RUN apt-get update -y && \
-  apt-get install -y libstdc++6 openssl libncurses5 locales ca-certificates \
-  curl unzip ffmpeg libasound2-dev portaudio19-dev fonts-liberation libatk-bridge2.0-0 libatk1.0-0 \
+  apt-get install -y libstdc++6 openssl libncurses5 locales ca-certificates curl unzip \
+  && apt-get clean && rm -f /var/lib/apt/lists/*_*
+
+RUN apt-get update -y && \
+  apt-get install -y postgresql-client \
+  && apt-get clean && rm -f /var/lib/apt/lists/*_*
+
+# Install streaming audio dependencies
+RUN apt-get update -y && \
+  apt-get install -y ffmpeg libasound2-dev portaudio19-dev \
+  && apt-get clean && rm -f /var/lib/apt/lists/*_*
+
+# Install Chrome dependencies
+RUN apt-get update -y && \
+  apt-get install -y fonts-liberation libatk-bridge2.0-0 libatk1.0-0 \
   libatspi2.0-0 libcups2 libgtk-3-0 libnspr4 libnss3 libu2f-udev libxcomposite1 wget xdg-utils \
   && apt-get clean && rm -f /var/lib/apt/lists/*_*
 
+# Chrome is used for PDF generation - ChromicPDF library
 RUN curl -LO https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb
 RUN apt-get install -y ./google-chrome-stable_current_amd64.deb \
   && apt-get clean && rm -f ./google-chrome-stable_current_amd64.deb