add option to pass arbitrary arguments

action.yml

@@ -13,6 +13,10 @@ inputs:
     description: 'Number of Redis databases'
     required: false
     default: 16
+  server argumentes:
+    description: 'Arguments to pass as input to redis-server'
+    required: false
+    default: ""
 runs:
   using: 'docker'
   image: 'Dockerfile'

entrypoint.sh

@@ -1,5 +1,7 @@
 #!/bin/sh
 
-docker_run="docker run -d -p 6379:6379 redis:$INPUT_REDIS_VERSION redis-server --databases $INPUT_NUMBER_OF_DATABASES"
+docker_run="docker run -d -p 6379:6379 redis:$INPUT_REDIS_VERSION \
+        redis-server --databases $INPUT_NUMBER_OF_DATABASES \
+        $INPUT_SERVER_ARGUMENTS"
 
 sh -c "$docker_run"