Make image variable

Author: webbertakken

action/Dockerfile

@@ -1,4 +1,5 @@
-FROM gableroux/unity3d:2019.2.11f1
+ARG IMAGE
+FROM $IMAGE
 
 LABEL "com.github.actions.name"="Unity - Request Activation File"
 LABEL "com.github.actions.description"="Request the manual activation file for activating Unity personal"

action/entrypoint.sh

@@ -1,7 +1,11 @@
 #!/usr/bin/env bash
 
-# The container's unity version
-UNITY_VERSION=2019.2.11f1
+#
+# Display the unity version
+#
+
+echo "Retrieving manual activation file for unity version \"$UNITY_VERSION\"."
+
 
 # Determine the expected file name and path
 FILE_NAME=Unity_v$UNITY_VERSION.alf