change base image to 11notes/alpine

rootfs/usr/local/bin/entrypoint.sh

@@ -1,8 +1,8 @@
 #!/bin/ash
   if [ -z "$1" ]; then
-      set -- "nginx" \
-          -g \
-          'daemon off;'
+    set -- "nginx" \
+      -g \
+      'daemon off;'
   fi
 
   exec "$@"

rootfs/usr/local/bin/healthcheck.sh

@@ -1,2 +1,2 @@
-#!/bin/sh
+#!/bin/ash
   curl --max-time 5 -kILs --fail http://localhost:8080