feat(docker): moving builder to docker

Dockerfile

@@ -0,0 +1,33 @@
+FROM reg.cadoles.com/proxy_cache/library/alpine:latest
+
+
+# Packages needed
+RUN apk update
+RUN apk add alpine-sdk build-base mtools dosfstools grub-efi apk-tools alpine-conf busybox fakeroot syslinux xorriso squashfs-tools sudo
+
+# User setup
+RUN adduser build -G abuild -D
+RUN chown build:abuild /home/build -R
+
+# Grant unrestricted sudo to abuild group
+RUN echo "%abuild ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/abuild
+
+USER build
+WORKDIR /home/build
+RUN abuild-keygen -n -i -a
+RUN git clone --depth=1 https://gitlab.alpinelinux.org/alpine/aports.git
+
+USER root
+RUN apk update
+
+
+COPY ./scripts/create-iso.sh /usr/bin/create-iso.sh
+RUN chmod +x /usr/bin/create-iso.sh
+
+COPY ./scripts/aports/* /home/build/aports/scripts/
+RUN chmod +x /home/build/aports/scripts/*.sh
+
+USER build
+WORKDIR /home/build
+CMD [ "/usr/bin/create-iso.sh", "ckubeos", "3.16"]
+