Hack the setup script and drop paths config

docker-setup.sh.tmpl

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+# modified version of https://github.com/go-gitea/gitea/blob/d7dbe4feebac7805a4ca184f0989f58de8063d96/docker/rootless/usr/local/bin/docker-setup.sh
+# also see https://github.com/go-gitea/gitea/pull/14762#issuecomment-829224656
+
+# Prepare git folder
+mkdir -p ${HOME} && chmod 0700 ${HOME}
+if [ ! -w ${HOME} ]; then echo "${HOME} is not writable"; exit 1; fi
+
+# Prepare custom folder
+mkdir -p ${GITEA_CUSTOM} && chmod 0500 ${GITEA_CUSTOM}
+
+# Prepare temp folder
+mkdir -p ${GITEA_TEMP} && chmod 0700 ${GITEA_TEMP}
+if [ ! -w ${GITEA_TEMP} ]; then echo "${GITEA_TEMP} is not writable"; exit 1; fi