Add setup script and improve readme

.env.sample

@@ -1,3 +1,4 @@
+export CLARIFAI_API_KEY=[api_key]
 export GITHUB_KEY=[key]
 export GITHUB_SECRET=[secret]
 export GITHUB_ORG=[team_id]

README.md

@@ -11,3 +11,17 @@ A simple DragonFly powered image storage application.
 * Ruby 2.5.1
 * PostgreSQL 9+
 * Imagemagick
+
+## Getting started
+
+Bootstrap the project:
+
+```sh
+$ bin/setup
+```
+
+Run the server:
+
+```sh
+$ foreman start
+```

bin/setup

@@ -0,0 +1,20 @@
+#!/usr/bin/env sh
+
+# Set up Rails app. Run this script immediately after cloning the codebase.
+# https://github.com/thoughtbot/guides/tree/master/protocol
+
+# Exit if any subcommand fails
+set -e
+
+# Set up Ruby dependencies via Bundler
+gem list bundler --installed > /dev/null || gem install bundler
+gem list foreman --installed > /dev/null || gem install foreman
+bundle install
+
+# Set up configurable environment variables
+if [ ! -f .env ]; then
+  cp .env.sample .env
+fi
+
+# Set up database and add any development seed data
+bundle exec rake db:setup