add env-example and update readme

README.md

@@ -5,5 +5,14 @@ A web wallet for noobs who can't use a CLI.
 ## Setup
 
 ```
+# Create new database secrets
+cp env-example .env
+vim .env
+
+# Setup app secrets
+cp wowstash/config.{example.py,py}
+vim wowstash/config.py
+
+# Run db (postgres) and cache (redis) containers
 docker-compose up -d
 ```

env-example

@@ -0,0 +1,3 @@
+DB_PASS=xxxx
+DB_USER=wowstash
+DB_HOST=localhost