Revert "Override ARGS and fail correctly"

This reverts commit b2e0a95a11.

abra

@@ -1846,12 +1846,10 @@ sub_app_run(){
     RUN_USER="-u $abra___user"
   fi
 
-  local -a ARGS="${ARGS:-""}"
-
   if [ "$abra___no_tty" = "true" ]; then
-    ARGS+=" -i"
+    ARGS="-i"
   else
-    ARGS+=" -it"
+    ARGS="-it"
   fi
 
   CONTAINER=$(docker container ls --format "table {{.ID}},{{.Names}}" \
@@ -1863,14 +1861,11 @@ sub_app_run(){
   fi
 
   debug "Using container ID ${CONTAINER}"
-  # shellcheck disable=SC2145
-  debug "Running command: docker exec $RUN_USER $ARGS $CONTAINER $@"
-  exit
 
+  # 3wc: we want the "splitting" that shellcheck warns us about, so that -u and
+  # $RUN_USER aren't treated as a single argument:
   # shellcheck disable=SC2086
-  if ! docker exec $RUN_USER $ARGS "$CONTAINER" "$@"; then
-    exit 1
-  fi
+  docker exec $RUN_USER $ARGS "$CONTAINER" "$@"
 
   return
 }