Update database.yml for postgres

Gemfile

@@ -5,6 +5,7 @@ ruby '2.6.0'
 
 gem 'rails', '~> 5.2.2'
 gem 'pg'
+gem 'haml'
 gem 'puma', '~> 3.11'
 gem 'sass-rails', '~> 5.0'
 gem 'uglifier', '>= 1.3.0'

Gemfile.lock

@@ -79,6 +79,9 @@ GEM
     ffi (1.9.25)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
+    haml (5.0.4)
+      temple (>= 0.8.0)
+      tilt
     i18n (1.3.0)
       concurrent-ruby (~> 1.0)
     io-like (0.3.0)
@@ -106,6 +109,7 @@ GEM
     nio4r (2.3.1)
     nokogiri (1.9.1)
       mini_portile2 (~> 2.4.0)
+    pg (1.1.3)
     public_suffix (3.0.3)
     puma (3.12.0)
     rack (2.0.6)
@@ -168,7 +172,7 @@ GEM
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
-    sqlite3 (1.3.13)
+    temple (0.8.0)
     thor (0.20.3)
     thread_safe (0.3.6)
     tilt (2.0.9)
@@ -199,15 +203,16 @@ DEPENDENCIES
   capybara (>= 2.15)
   chromedriver-helper
   coffee-rails (~> 4.2)
+  haml
   jbuilder (~> 2.5)
   listen (>= 3.0.5, < 3.2)
+  pg
   puma (~> 3.11)
   rails (~> 5.2.2)
   sass-rails (~> 5.0)
   selenium-webdriver
   spring
   spring-watcher-listen (~> 2.0.0)
-  sqlite3
   turbolinks (~> 5)
   tzinfo-data
   uglifier (>= 1.3.0)

config/database.yml

@@ -1,5 +1,6 @@
 default: &default
   adapter: postgresql
+  user: pokemon_trade
   pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
   timeout: 5000
 
@@ -16,4 +17,4 @@ test:
 
 production:
   <<: *default
-  database: pokemon_trade
+  database: pokemon_trade_prod