Add staging environment configuration

Author: etewiah

config/cable.yml

@@ -4,7 +4,11 @@ development:
 test:
   adapter: async
 
-production:
+production: &redis_cable
   adapter: redis
   url: <%= ENV.fetch("REDIS_URL") { "redis://localhost:6379/1" } %>
   channel_prefix: standalone-pwb_production
+
+staging:
+  <<: *redis_cable
+  channel_prefix: standalone-pwb_staging

config/database.yml

@@ -91,3 +91,10 @@ production:
   username: pwb
   password: <%= ENV['PWB_DATABASE_PASSWORD'] %>
   prepared_statements: false
+
+staging:
+  <<: *default
+  database: pwb_staging
+  username: pwb
+  password: <%= ENV['PWB_STAGING_DATABASE_PASSWORD'] || ENV['PWB_DATABASE_PASSWORD'] %>
+  prepared_statements: false

config/environments/staging.rb

@@ -0,0 +1,11 @@
+require_relative "production"
+
+Rails.application.configure do
+  # Use a dedicated host for staging emails and generated links.
+  config.action_mailer.default_url_options = {
+    host: ENV.fetch("MAILER_HOST") do
+      ENV.fetch("STAGING_APP_HOST") { ENV.fetch("APP_HOST", "staging.example.com") }
+    end,
+    protocol: ENV.fetch("STAGING_APP_PROTOCOL", "https")
+  }
+end

config/queue.yml

@@ -16,3 +16,6 @@ test:
 
 production:
   <<: *default
+
+staging:
+  <<: *default

config/recurring.yml

@@ -9,7 +9,7 @@
 #     priority: 2
 #     schedule: at 5am every day
 
-production:
+production: &production
   clear_solid_queue_finished_jobs:
     command: "SolidQueue::Job.clear_finished_in_batches(sleep_between_batches: 0.3)"
     schedule: every hour at minute 12
@@ -31,3 +31,6 @@ production:
     queue: default
     description: "Expire ended trials and subscriptions, send warning notifications"
     schedule: every hour at minute 30
+
+staging:
+  <<: *production

config/seed_images.yml

@@ -106,5 +106,8 @@ test:
 e2e:
   <<: *default
 
+staging:
+  <<: *default
+
 production:
   <<: *default

config/solid_queue.yml

@@ -16,7 +16,7 @@ development:
 test:
   <<: *default
 
-production:
+production: &production
   dispatchers:
     - polling_interval: 1
       batch_size: 500
@@ -38,3 +38,6 @@ production:
     - queues: [low]
       threads: 1
       polling_interval: 2
+
+staging:
+  <<: *production

config/webpacker.yml

@@ -83,7 +83,7 @@ test:
   # Compile test packs to a separate directory
   public_output_path: packs-test
 
-production:
+production: &production
   <<: *default
 
   # Production depends on precompilation of packs prior to booting for performance.
@@ -94,3 +94,6 @@ production:
 
   # Cache manifest.json for performance
   cache_manifest: true
+
+staging:
+  <<: *production