add shellcheck warning disables, earlier "fix" actually broke run script

Dockerfile

@@ -38,6 +38,10 @@ RUN \
 	python-dev \
 	sqlite-dev && \
 
+apk add --no-cache --virtual=build-dependencies \
+	--repository http://nl.alpinelinux.org/alpine/edge/testing \
+	leveldb-dev && \
+
 # install runtime packages
  apk add --no-cache \
 	curl \
@@ -51,6 +55,10 @@ RUN \
 	sqlite \
 	sqlite-libs && \
 
+apk add --no-cache \
+	--repository http://nl.alpinelinux.org/alpine/edge/testing \
+	leveldb && \
+
 # compile spatialindex
  git clone https://github.com/libspatialindex/libspatialindex /tmp/spatialindex && \
  cd /tmp/spatialindex && \
@@ -72,6 +80,7 @@ RUN \
 	-DCUSTOM_SHAREDIR="/usr/share/minetest" \
 	-DENABLE_CURL=1 \
 	-DENABLE_GETTEXT=1 \
+	-DENABLE_LEVELDB=1 \
 	-DENABLE_LUAJIT=1 \
 	-DENABLE_REDIS=1 \
 	-DENABLE_SOUND=0 \

root/etc/services.d/minetest/run

@@ -1,17 +1,18 @@
 #!/usr/bin/with-contenv bash
 
-declare world
 # predefine some variables
 world_part="--world "
+# shellcheck disable=SC2154
 world_set=$world
 
-# set WORLD_STRING variable to use user-defined world or default world.
+# set world_string variable to use user-defined world or default world.
 if [ -z "$world" ]; then
-WORLD_STRING=" "
+world_string=" "
 else
-WORLD_STRING=($world_part$world_set)
+world_string=$world_part$world_set
 fi
 
+# shellcheck disable=SC2086
 exec \
-	s6-setuidgid abc minetestserver "${WORLD_STRING[@]}" \
+	s6-setuidgid abc minetestserver $world_string \
 	--config /config/.minetest/main-config/minetest.conf --port 30000