Feature: Website SDK (#653)

Add SDK functions

Co-authored-by: Sojan <sojan@pepalo.com>

app/controllers/api/v1/widget/contacts_controller.rb

@@ -0,0 +1,18 @@
+class Api::V1::Widget::ContactsController < Api::V1::Widget::BaseController
+  before_action :set_web_widget
+  before_action :set_contact
+
+  def update
+    contact_identify_action = ContactIdentifyAction.new(
+      contact: @contact,
+      params: permitted_params.to_h.deep_symbolize_keys
+    )
+    render json: contact_identify_action.perform
+  end
+
+  private
+
+  def permitted_params
+    params.permit(:website_token, :identifier, :email, :name, :avatar_url)
+  end
+end