Stop running migrations on workers up (#89)

Also, adds dependencies between containers in docker-compose.yml.

I had to split db:setup into db:create, schema:load and db:seed because for some reason that I don't understand it was failing the previous way

bin/app_update

@@ -19,7 +19,7 @@ chdir APP_ROOT do
   system('bundle check') || system!('bundle install')
 
   puts "\n== Updating database =="
-  system! 'bin/rails db:migrate || bin/rails db:setup'
+  system! 'bin/rails db:migrate || (bin/rails db:create && bin/rails db:schema:load && bin/rails db:seed)'
 
   puts "\n== Removing old logs and tempfiles =="
   system! 'bin/rails log:clear tmp:clear'

bin/workers_update

@@ -17,13 +17,4 @@ chdir APP_ROOT do
   puts '== Installing dependencies =='
   system! 'gem install bundler --conservative'
   system('bundle check') || system!('bundle install')
-
-  puts "\n== Updating database =="
-  system! 'bin/rails db:migrate || bin/rails db:setup'
-
-  puts "\n== Removing old logs and tempfiles =="
-  system! 'bin/rails log:clear tmp:clear'
-
-  puts "\n== Removing assets =="
-  system! 'bin/rails assets:clobber'
 end

docker-compose.yml

@@ -7,6 +7,8 @@ services:
     build: 
       context: .
       dockerfile: Dockerfile-dev
+    depends_on:
+      - db
     links:
       - db
       - cache
@@ -22,6 +24,8 @@ services:
     build: 
       context: .
       dockerfile: Dockerfile-dev
+    depends_on:
+      - app
     links:
       - db
       - cache