Add a dockerfile, so it can be built locally.

Author: Githubguy132010

.devcontainer.json

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+{"image":"mcr.microsoft.com/devcontainers/base:ubuntu"}

dockerfile

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+# Use the official Arch Linux image as the base
+FROM archlinux:latest
+
+# Update system and install necessary packages
+RUN pacman -Syu --noconfirm && \
+    pacman -S --noconfirm git archiso grub
+
+# Create a directory for the workspace
+WORKDIR /workdir
+
+# Copy the entire repository into the container
+COPY . .
+
+# Build the Arch ISO
+RUN mkarchiso -v -w workdir/ -o out/ .
+
+# Rename the generated ISO to Arch.iso (if only one ISO is generated)
+RUN iso_file=$(ls out/*.iso | head -n 1) && \
+    mv $iso_file out/Arch.iso
+
+# Set the output directory as a volume so you can retrieve the ISO later
+VOLUME /workdir/out
+
+# The default command just keeps the container running
+CMD [ "sleep", "infinity" ]