update readme

Author: joshlarsen

README.md

@@ -41,7 +41,7 @@ Ready to get going?  Follow the [instructions for getting started](site/getting_
 
 ## Support and Community
 
-OpenCSPM is undergoing active development and community assistance is available via the [OpenCSPM Slack Channel](https://join.slack.com/t/opencspm/shared_invite/zt-n4m2f9tw-taDWGa6OPBIBnsoj4zXsNw).  If you have found an issue, please file it using a GitHub [issue](https://github.com/opencspm/opencspm/issues/new/choose).
+OpenCSPM is supported by community development. If you have found an issue, please file it using a GitHub [issue](https://github.com/opencspm/opencspm/issues/new/choose).
 
 ## Contributing
 

docker/app/models/control.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Control < ApplicationRecord
   has_many :taggings, dependent: :destroy
   has_many :tags, through: :taggings

docker/app/models/issue.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Issue < ApplicationRecord
   belongs_to :result
   belongs_to :resource

docker/app/models/resource.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Resource < ApplicationRecord
   has_many :issues
   has_many :results, through: :issues

docker/app/models/tag.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Tag < ApplicationRecord
   has_many :taggings
   has_many :controls, through: :taggings