Configure gitignore, database, gemspec

.gitignore

@@ -3,3 +3,4 @@ log/*.log
 pkg/
 test/dummy/log/*.log
 test/dummy/tmp/
+vendor/bundle/

Gemfile.lock

@@ -2,7 +2,7 @@ PATH
  remote: .
  specs:
  demux (0.1.0)
- rails (~> 6.0.2, >= 6.0.2.2)
+ rails (~> 6.0, >= 5.1)
 
 GEM
  remote: https://rubygems.org/

demux.gemspec

@@ -25,7 +25,7 @@ Gem::Specification.new do |spec|
 
  spec.files = Dir["{app,config,db,lib}/**/*", "MIT-LICENSE", "Rakefile", "README.md"]
 
- spec.add_dependency "rails", "< 6", ">= 5.1"
+ spec.add_dependency "rails", "~> 6.0", ">= 5.1"
 
  spec.add_development_dependency "pg"
 end

test/dummy/config/database.yml

@@ -16,14 +16,16 @@
 #
 default: &default
  adapter: postgresql
+ host: localhost
+ username: postgres
  encoding: unicode
  # For details on connection pooling, see Rails configuration guide
  # https://guides.rubyonrails.org/configuring.html#database-pooling
  pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
 
 development:
  <<: *default
- database: dummy_development
+ database: demux_dummy_development
 
  # The specified database role being used to connect to postgres.
  # To create additional roles in postgres see `$ createuser --help`.
@@ -57,7 +59,7 @@ development:
 # Do not set this db to the same as development or production.
 test:
  <<: *default
- database: dummy_test
+ database: demux_dummy_test
 
 # As with config/credentials.yml, you never want to store sensitive information,
 # like your database password, in your source code. If your source code is