Fix Docker entrypoint

.dockerfiles/entrypoint.sh

@@ -1,9 +1,15 @@
 #!/bin/sh
 
-[ -n "${PUID}" ] && usermod -u "${PUID}" zs
-[ -n "${PGID}" ] && groupmod -g "${PGID}" zs
+if [ "$(id -u)" -eq 0 ]; then
+    [ -n "${PUID}" ] && usermod -u "${PUID}" nobody
+    [ -n "${PGID}" ] && groupmod -g "${PGID}" nobody
+fi
 
 printf "Configuring zs...\n"
 
-printf "Switching UID=%s and GID=%s\n" "${PUID}" "${PGID}"
-exec su-exec zs:zs "$@"
+if [ "$(id -u)" -eq 0 ]; then
+    printf "Switching UID=%s and GID=%s\n" "$(id -u nobody)" "$(id -g nobody)"
+    exec su-exec nobody:nobody "$@"
+else
+    exec "$@"
+fi

Dockerfile

@@ -50,9 +50,7 @@ RUN apk --no-cache -U add su-exec shadow tzdata ca-certificates curl jq
 ENV PUID=1000
 ENV PGID=1000
 
-RUN addgroup -g "${PGID}" zs && \
-    adduser -D -H -G zs -h /var/empty -u "${PUID}" zs && \
-    mkdir -p /data && chown -R zs:zs /data
+RUN mkdir -p /data && chown -R nobody:nobody /data
 
 EXPOSE 8000/tcp