Add support for PGID and PUID

entrypoint.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/env sh
+
+set -e
+
+# Create group and user based on environment variables
+if [ ! "$(getent group "$PGID")" ]; then
+    # If groupadd exists, use it
+    if command -v groupadd > /dev/null; then
+        groupadd -g "$PGID" jellyplex_group
+    else
+        addgroup -g "$PGID" jellyplex_group
+    fi
+fi
+
+if [ ! "$(getent passwd "$PUID")" ]; then
+    # If useradd exists, use it
+    if command -v useradd > /dev/null; then
+        useradd --no-create-home -u "$PUID" -g "$PGID" jellyplex_user
+    else
+        adduser -D -H -u "$PUID" -G jellyplex_group jellyplex_user
+    fi
+fi
+
+# Adjust ownership of the application directory
+chown -R "$PUID:$PGID" /app
+
+# Run the application as the created user
+exec gosu "$PUID:$PGID" "$@"