Add comment on how to use API key ENV variable

pablo-co · Jun 20, 2019 · 99dfa0f · 99dfa0f
1 parent 952cc76
commit 99dfa0f
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -39,6 +39,8 @@ end
 config :my_app, MyApp.Mailer,
       adapter: Bamboo.PostmarkAdapter,
       api_key: "my_api_key"
+      # Or if you want to use an ENV variable:
+      # api_key: {:system, "POSTMARK_API_KEY"}
 ```
 
 4. Follow Bamboo [Getting Started Guide](https://github.com/thoughtbot/bamboo#getting-started)