Dockerize database

Dockerfile

@@ -0,0 +1,2 @@
+FROM postgres:11.3
+CMD ["postgres"]

config/database.yml

@@ -23,6 +23,10 @@ default: &default
 
 development:
   <<: *default
+  username: "docker",
+  password: "docker",
+  host: localhost, 
+  port: 5431,
   database: roraccounting_development
 
   # The specified database role being used to connect to postgres.

lib/tasks/docker.rake

@@ -0,0 +1,23 @@
+namespace :docker do
+  desc "build"
+  task :build => :environment do
+    `docker build -t roraccounting .`
+  end
+ 
+  desc "start"
+  task :start => :environment do
+    `docker run -e POSTGRES_USER=docker -e POSTGRES_PASSWORD=docker -e POSTGRES_DB=roraccounting_development --name pg_roraccounting -d -p 5432:5432 roraccounting`
+  end
+
+  desc "stop"
+  task :stop => :environment do
+    `docker stop pg_roraccounting`
+  end
+
+
+  desc "remove"
+  task :remove => :environment do
+    `docker rm pg_roraccounting`
+  end
+
+end