MAV-934: Update configuration

- Ensure possible health-check
  - Port to align with exposed port

Author: TheOneFromNorway

Dockerfile

@@ -83,5 +83,6 @@ ENTRYPOINT ["/rails/bin/docker-entrypoint"]
 # Start server via Thruster by default, this can be overwritten by envionment variable
 EXPOSE 4000
 ENV HTTP_PORT=4000
+ENV GOOD_JOB_PROBE_PORT=4000
 ENV SERVER_TYPE=thrust
 CMD ["./bin/start.sh"]

bin/start.sh

@@ -1,16 +1,14 @@
 #!/usr/bin/env bash
 
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
-cd "$SCRIPT_DIR" || { echo "Failed to change directory to $SCRIPT_DIR"; exit 1; }
 
 if [ "$SERVER_TYPE" == "thrust" ]; then
   echo "Starting Thrust server..."
-  ./thrust ./rails server
+  exec "$SCRIPT_DIR"/thrust "$SCRIPT_DIR"/rails server
 elif [ "$SERVER_TYPE" == "background" ]; then
   echo "Starting background server..."
-  ./bundle exec good_job start
+  exec "$SCRIPT_DIR"/bundle exec good_job start
 else
   echo "SERVER_TYPE variable: '$SERVER_TYPE' unknown. Allowed values ['thrust','background']"
-  cd - && exit 1
+exit 1
 fi
-cd - || return 2