Add startup instructions for local docker development

README.rdoc → README.md

@@ -9,6 +9,12 @@ Features
 
 * Markdown and syntax highlighting for blog posts
 
-* Sweet baxkground image of me in Nepal
+* Sweet background image of me in Nepal
 
 * Projects listing with production link, github link, picture, and keywords
+
+## Get started using docker
+1. `cp config/environment_variables.example config/environment_variables.rb` and fill in what you want to use for your database credentials
+2. `cp env.example .env` and use same credentials as in the ruby file
+3. Run `docker compose run web rake db:create`
+4. Run `docker compose run web rake db:migrate`