Flutter, Android and Emulator Docter

Dockerfile

FROM cirrusci/flutter:latest

# Install required packages
RUN apt-get update && apt-get install -y \
    unzip wget tar qemu-kvm libvirt-daemon-system libvirt-clients bridge-utils \
    libgl1-mesa-dev libpulse0 libglu1-mesa x11-utils

# Set environment variables
ENV ANDROID_HOME /opt/android-sdk
ENV PATH ${PATH}:${ANDROID_HOME}/cmdline-tools/latest/bin:${ANDROID_HOME}/emulator:${ANDROID_HOME}/platform-tools:${ANDROID_HOME}/tools:${ANDROID_HOME}/tools/bin

# Download and install Android SDK Command Line Tools
RUN mkdir -p $ANDROID_HOME/cmdline-tools && \
    cd $ANDROID_HOME/cmdline-tools && \
    wget https://dl.google.com/android/repository/commandlinetools-linux-11076708_latest.zip -O cmdline-tools.zip && \
    unzip cmdline-tools.zip && \
    mv cmdline-tools latest && \
    rm cmdline-tools.zip

# Accept licenses and install SDK components
RUN yes | sdkmanager --licenses

RUN sdkmanager "platform-tools" "platforms;android-33" "emulator" "system-images;android-33;google_apis;x86_64"

# Create AVD
RUN echo "no" | avdmanager create avd -n test_avd -k "system-images;android-33;google_apis;x86_64" --device "pixel"

# Enable KVM permissions
RUN mkdir -p ~/.android && echo 'hw.audioInput=no\nhw.keyboard=yes\nshowDeviceFrame=no\nskin.dynamic=no' >> ~/.android/advancedFeatures.ini

# Expose emulator ports
EXPOSE 5554 5555

# Start emulator and run bash
CMD emulator -avd test_avd -no-audio -no-window -no-boot-anim -gpu swiftshader_indirect &

supervisord.conf

[supervisord]
nodaemon=true
logfile=/var/log/supervisor/supervisord.log
childlogdir=/var/log/supervisor

[program:xvfb]
command=/usr/bin/Xvfb :0 -screen 0 1280x800x24
autorestart=true
stdout_logfile=/var/log/supervisor/xvfb.log
stderr_logfile=/var/log/supervisor/xvfb.err

[program:x11vnc]
command=/usr/bin/x11vnc -display :0 -nopw -forever -shared
autorestart=true
stdout_logfile=/var/log/supervisor/x11vnc.log
stderr_logfile=/var/log/supervisor/x11vnc.err

[program:novnc]
command=/usr/share/novnc/utils/novnc_proxy --vnc localhost:5900 --listen 6080
autorestart=true
stdout_logfile=/var/log/supervisor/novnc.log
stderr_logfile=/var/log/supervisor/novnc.err

[program:emulator]
command=emulator -avd flutter_emulator -no-audio -no-boot-anim -no-window -gpu swiftshader_indirect -memory 2048
environment=DISPLAY=":0"
autorestart=true
stdout_logfile=/var/log/supervisor/android-emulator.log
stderr_logfile=/var/log/supervisor/android-emulator.err