diff --git a/Dockerfile b/Dockerfile
deleted file mode 100644
index 07c3f80..0000000
--- a/Dockerfile
+++ /dev/null
@@ -1,10 +0,0 @@
-FROM php:alpine
-
-COPY --from=composer /usr/bin/composer /usr/bin/composer
-
-RUN apk upgrade --no-cache \
- && apk add --no-cache graphviz
-
-COPY entrypoint.sh /entrypoint.sh
-
-ENTRYPOINT ["/entrypoint.sh"]
diff --git a/entrypoint.sh b/entrypoint.sh
deleted file mode 100755
index 57cc4fb..0000000
--- a/entrypoint.sh
+++ /dev/null
@@ -1,12 +0,0 @@
-#!/bin/sh -l
-
-composer require koriym/app-state-diagram
-dirname=$(dirname $2)
-./vendor/bin/asd --config=$1 $2
-if [ $? -ne "0" ]; then
-  echo "ASD error"
-  exit 1
-else
-  echo "Output Directory: $dirname"
-  echo "::set-output name=dir::$dirname"
-fi