fix(Docker): Tweak entrypoint permissions (#17698)

* fix(Docker): Fix entrypoint permissions

* use entrypoint.sh as an argument to bash

* attempt to use more specified filepaths

apps/docker/Dockerfile

@@ -132,12 +132,13 @@ RUN groupadd --gid "$GROUP_ID"  "$DOCKER_USER" && \
     passwd -d "$DOCKER_USER" && \
     chown -R "$DOCKER_USER:$DOCKER_USER" /azerothcore
 
-COPY apps/docker/entrypoint.sh /entrypoint.sh
-RUN chmod -v +x /entrypoint.sh
+COPY --chown=$USER_ID:GROUP_ID \
+     --chmod=755 \
+     apps/docker/entrypoint.sh /azerothcore/entrypoint.sh
 
 USER $DOCKER_USER
 
-ENTRYPOINT ["/entrypoint.sh"]
+ENTRYPOINT ["/usr/bin/env", "bash", "/azerothcore/entrypoint.sh"]
 
 ###############
 # Auth Server #

apps/docker/entrypoint.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -euo pipefail
 
 # Copy all default config files to env/dist/etc if they don't already exist