Add description

README.md

@@ -1,6 +1,16 @@
 # resource-pack-updater
 
+On request from a web hook:
+Pulls this resource pack https://github.com/Pixel-Hideaway/ResourcePack
+Extract it
+Collate files
+Compresse into a zip file
+Generatate a sha1 hash
+Push zip and sha1 to BackBlaze
+
+##Setup
+
+```cp .env.sample .env```
 
 ##Run
-
 ```docker-compose up --build```