Propagate to new format

i3/Dockerfile

@@ -0,0 +1,22 @@
+# syntax = docker/dockerfile:1.2
+FROM myvnc/arch/base
+USER root
+
+# Build ARG: use "root" for debugging
+ARG debug
+
+# X session environment variable
+ENV STARTXBIN=i3
+
+# Install packages
+RUN --mount=type=cache,sharing=locked,target=/var/cache/pacman \
+    pacman -Syu --ask 4 --needed \
+    tigervnc \
+    i3-wm ttf-dejavu \
+    && pacman -Scc --ask 4
+
+# i3
+COPY *.sh /app/init.d/
+
+# Reset user home directory
+USER ${debug:-user}