initial itch.io image (no shortcut yet)

apps/itchio/Containerfile

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+FROM dobu/deps-base-ubuntu-jammy:latest
+
+RUN apt-get -y update && apt-get -y install libgtk-3-0 curl libnss3
+
+COPY ./itch-wrapper.sh /usr/bin/itch-wrapper.sh
+
+RUN curl -Lo /usr/bin/itch-setup 'https://itch.io/app/download?platform=linux' && \
+      chmod +x /usr/bin/itch-setup && chmod +x /usr/bin/itch-wrapper.sh
+
+USER user
+
+ENTRYPOINT [ "/usr/bin/itch-wrapper.sh" ]

apps/itchio/itch-wrapper.sh

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+#!/usr/bin/env bash
+
+itch-setup --prefer-launch -- --no-sandbox
+
+sleep 10
+
+# Wait until the real itch.io process exits
+# Because whoever designed the client thought it is a good idea to unconditionally daemonize
+for pid in $(pgrep itch); do
+  ppid=$(ps -o ppid= -p $pid | xargs)
+  if [ "$ppid" == "1" ]; then
+    while [ -d /proc/$pid ]; do
+      sleep 1
+    done
+  fi
+done
+