Finish readme instructions

README.md

@@ -5,13 +5,13 @@ Antell lunchmenu integration for Flowdock.
 Setting up this integration requires:
 
 1. A server for the integration to run on at scheduled intervals
-2. A Flowdock source token
+2. A Flowdock source flow token
 3. A scheduler which runs the script every morning
 
 ### tl;dr if you know what you're doing
 * `git clone && cd antell-lunchmenu-flowdock && npm i`
 * Create flowdock app, get (source) token for your flow
-* Set up env vars, see section in this readme
+* Set up env vars (.env file), see section in this readme
 * run `npm run lunchmenu` every morning
 
 ### Hosting on Heroku for free
@@ -24,12 +24,23 @@ This integration only runs during scheduled intervals for a few seconds, meaning
 1. Fork this repository to your Github account
 2. Create a new developer application in Flowdock - https://www.flowdock.com/oauth/applications
    1. Create the app, tick **Shortcut application**
-   2. Go to your newly created app and **Create a new source** for the flow which you want menus to be sent. It will give you a 32-character *token* - store this and keep it safe. This token lets the script post messages to your flwo.
-2. Sign up for a Heroku account and create a new personal app - https://signup.heroku.com/
-   1. In the **Deploy tab**, choose Github as the **Deployment method**, then choose the repository you just forked
-   2. Go to the **Settings** tab
-
-   ... todo
-
+   2. Go to your newly created app and **Create a new source** for the flow which you want menus to be sent. It will give you a 32-character *token* - store this and keep it safe. This token lets the script post messages to your flow.
+3. Sign up for a Heroku account and create a new personal app - https://signup.heroku.com/
+   1. In the **Deploy** tab, choose Github as the *Deployment method*, then choose the repository you just forked
+   2. Go to the **Settings** tab, reveal the config vars in *Config Variables*, and set up the configuration according to the *Environmental variables* section of this README
+   3. In the **Deploy** tab, deploy the project in the *Manual deployment* section
+   4. In the **Resources tab**, disable the `web` dyno. This is created by Heroku by default but we don't use it.
+4. Set up the Heroku scheduler
+   - Go to the **Resources** tab and enable the "Heroku Scheduler" add-on. Schedule the following command: `npm run lunchmenu`
+5. Done!
+
 ## Environmental variables
+This script makes use of environmental variables to configure the flowdock source flow tokens and the Antell website URL.
+
+| Variable name | Value |
+|---------------|-------|
+| `ANTELL_MENU_URL` | The address of the lunch menu, e.g. http://www.antell.fi/lounaslistat/lounaslista.html?owner=112 |
+| `FLOWDOCK_FLOW_TOKEN` | Comma separated array of the tokens of the flows to which you want lunch menus sent |
 
+## License
+antell-lunchmenu-flowdock is licensed under the MIT license. See LICENSE.