WIP -- fixing some shellcheck issues in scope

docker/entrypoint.sh

@@ -2,7 +2,7 @@
 
 mkdir -p /var/run/weave
 
-for arg in $@; do
+for arg in "$@"; do
     case "$arg" in
         --no-app|--probe-only|--service-token*|--probe.token*)
             touch /etc/service/app/down
@@ -13,6 +13,7 @@ for arg in $@; do
     esac
 done
 
+# shellcheck disable=SC2034
 ARGS=("$@")
 
 typeset -p ARGS >/var/run/weave/scope-app.args

docker/run-app

@@ -1,5 +1,5 @@
 #!/bin/bash
 
 source /var/run/weave/scope-app.args
- 
+
 exec -a scope-app /home/weave/scope --mode app "${ARGS[@]}"