Add a Heroku Button for easy deployments

README.md

@@ -41,6 +41,7 @@ the Heroku toolbelt already):
 
 All config options are loaded from the environment variables and data is stored in Redis.
 
+[![Deploy](https://www.herokucdn.com/deploy/button.png)](https://heroku.com/deploy)
 
 ## Adding integrations
 

app.json

@@ -0,0 +1,28 @@
+{
+  "name": "Hammock",
+  "description": "Run Slack integrations on your own server.",
+  "keywords": [
+    "productivity",
+    "chat",
+    "Slack"
+  ],
+  "website": "https://slack.com/",
+  "repository": "https://github.com/tinyspeck/hammock",
+  "logo": "https://cdn.rawgit.com/tinyspeck/hammock/master/images/logo.png",
+  "env": {
+    "BUILDPACK_URL": "https://github.com/heroku/heroku-buildpack-php.git#redis",
+    "HAMMOCK_ROOT": {
+      "description": "URL to this app. You can set this later.",
+      "required": false
+    },
+    "HAMMOCK_CLIENT_ID": {
+      "description": "Your Slack client ID."
+    },
+    "HAMMOCK_CLIENT_SECRET": {
+      "description": "Your Slack client secret."
+    }
+  },
+  "addons": [
+    "redistogo"
+  ]
+}