feat: Add event subscription option to webhooks (#4540)

Co-authored-by: Sivin Varghese <64252451+iamsivin@users.noreply.github.com>
Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>

db/migrate/20220424081117_add_subscriptions_to_webhooks.rb

@@ -0,0 +1,12 @@
+class AddSubscriptionsToWebhooks < ActiveRecord::Migration[6.1]
+  def change
+    add_column :webhooks, :subscriptions, :jsonb, default: %w[
+      conversation_status_changed
+      conversation_updated
+      conversation_created
+      message_created
+      message_updated
+      webwidget_triggered
+    ]
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2022_04_18_094715) do
+ActiveRecord::Schema.define(version: 2022_04_24_081117) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_stat_statements"
@@ -763,6 +763,7 @@ ActiveRecord::Schema.define(version: 2022_04_18_094715) do
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
     t.integer "webhook_type", default: 0
+    t.jsonb "subscriptions", default: ["conversation_status_changed", "conversation_updated", "conversation_created", "message_created", "message_updated", "webwidget_triggered"]
     t.index ["account_id", "url"], name: "index_webhooks_on_account_id_and_url", unique: true
   end