Remove remaining cloud foundry config and manifests (#2281)

.cfignore

@@ -1,2 +0,0 @@
-docs/*
-spec/*

config/cloud_foundry/review_manifest.yml

@@ -1,21 +0,0 @@
----
-defaults: &defaults
-  buildpacks:
-    - https://github.com/cloudfoundry/ruby-buildpack.git
-  processes:
-    - type: web
-      command: bundle exec rake cf:on_first_instance db:migrate db:seed && bin/rails server
-      instances: 1
-      memory: 1G
-    - type: worker
-      command: bundle exec sidekiq -t 3
-      health-check-type: process
-      instances: 1
-  health-check-type: http
-  health-check-http-endpoint: /health
-
-applications:
-  - name: dluhc-core-review
-    <<: *defaults
-    env:
-      RAILS_ENV: review

lib/tasks/cf.rake

@@ -1,8 +0,0 @@
-namespace :cf do
-  desc "Only run on the first application instance"
-  task on_first_instance: :environment do
-    # We expect this information to be always available or break otherwise
-    instance_index = JSON.parse(ENV["VCAP_APPLICATION"])["instance_index"]
-    exit(0) unless instance_index.zero?
-  end
-end

manifest.yml

@@ -1,46 +0,0 @@
----
-defaults: &defaults
-  buildpacks:
-    - https://github.com/cloudfoundry/ruby-buildpack.git
-  processes:
-    - type: web
-      command: bundle exec rake cf:on_first_instance db:migrate && bin/rails server
-      instances: 2
-      memory: 1G
-    - type: worker
-      command: bundle exec sidekiq -t 3
-      disk_quota: 4G
-      health-check-type: process
-      instances: 2
-      memory: 8G
-  health-check-type: http
-  health-check-http-endpoint: /health
-
-applications:
-  - name: dluhc-core-staging
-    <<: *defaults
-    env:
-      RAILS_ENV: staging
-    services:
-      - dluhc-core-staging-postgres
-      - dluhc-core-staging-redis
-
-  - name: dluhc-core-production
-    <<: *defaults
-    processes:
-      - type: web
-        command: bundle exec rake cf:on_first_instance db:migrate && bin/rails server
-        instances: 4
-        memory: 1G
-      - type: worker
-        command: bundle exec sidekiq -t 3
-        disk_quota: 4G
-        health-check-type: process
-        instances: 2
-        memory: 8G
-    env:
-      RAILS_ENV: production
-    host: submit-social-housing-lettings-sales-data
-    services:
-      - dluhc-core-production-postgres
-      - dluhc-core-production-redis