ALPINE-DOOM

.github/workflows/build-and-deploy.yml

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+name: Build and Deploy
+run-name: Build and deploy docker images on dockerhub
+
+on: [push]
+jobs:
+    build_job:
+      runs-on: ubuntu-latest
+
+      steps:
+          - name: Checkout
+            uses: actions/checkout@v4
+
+          - name: Autenticate with Docker Hub
+            uses: docker/login-action@v2
+            with:
+              username: ${{ secrets.DOCKERHUB_USERNAME }}
+              password: ${{ secrets.DOCKERHUB_PASSWORD }}
+
+          - name: Build alpine-doom image
+            run: docker build -t alpine-doom:latest Docker/.
+
+          - name: Push alpine-doom image
+            run: |
+              docker tag alpine-doom:latest "${{ secrets.DOCKERHUB_USERNAME }}/alpine-novnc:latest"
+              docker push "${{ secrets.DOCKERHUB_USERNAME }}/alpine-doom:latest"

Docker/Dockerfile

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+# USE ALPINE AS BASE IMAGE
+FROM b0nam/alpine-novnc:base
+
+# INSTALL DEPENDENCIES
+RUN apk add \
+    build-base \
+    gcc \
+    make \
+    sdl2-dev \
+    sdl2_net-dev \
+    sdl2_mixer-dev \
+    py-pillow \
+    automake \
+    autoconf \
+    libtool \
+    pkgconfig
+
+# CLONE CRISPY-DOOM REPOSITORY
+RUN git clone https://github.com/fabiangreffrath/crispy-doom.git
+
+# DEFINE WORK DIRECTORY
+WORKDIR /crispy-doom
+
+# RUN COMPILATION COMMANDS
+RUN autoreconf -fiv && \
+    ./configure && \
+    make && \
+    make install
+
+# GET DOOM1 WAD FILE
+RUN wget -O doom-wad-shareware.tar.gz http://ftp.debian.org/debian/pool/non-free/d/doom-wad-shareware/doom-wad-shareware_1.9.fixed.orig.tar.gz && \
+    tar -xzvf doom-wad-shareware.tar.gz -C /crispy-doom && \
+    mv /crispy-doom/doom-wad-shareware-1.9.fixed/doom1.wad /crispy-doom && \
+    rm -rf /crispy-doom/doom-wad-shareware-1.9.fixed && \
+    rm doom-wad-shareware.tar.gz
+
+ADD . /app
+
+EXPOSE 8080

Docker/supervisord.conf

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+[supervisord]
+nodaemon=true
+
+; START XVFB DISPLAY SERVER
+[program:xvfb]
+command=Xvfb :0 -screen 0 "%(ENV_DISPLAY_WIDTH)s"x"%(ENV_DISPLAY_HEIGHT)s"x24 -listen tcp -ac
+autorestart=false
+
+; START X11VNC SERVER
+[program:x11vnc]
+command=x11vnc -display :0 -forever -shared -passwd "%(ENV_X11_PASSWORD)s"
+autorestart=true
+depends_on=fluxbox
+
+; START NOVNC SERVER TO ALLOW CONNECTIONS OVER THE BROWSER
+[program:novnc]
+command=novnc_server --vnc localhost:5900 --listen 8080
+autorestart=true
+depends_on=x11vnc
+
+; START CRISPY DOOM
+[program:doom]
+command=../crispy-doom/src/crispy-doom -wad doom1.wad -vnc
+autorestart=true
+depends_on=novnc