feat: Ability to improve drafts in the editor using GPT integration (#6957)

ref: https://github.com/chatwoot/chatwoot/issues/6436
fixes: https://linear.app/chatwoot/issue/CW-1552/ability-to-rephrase-text-in-the-editor-using-gpt-integration

---------

Co-authored-by: Sojan <sojan@pepalo.com>
Co-authored-by: Nithin David Thomas <1277421+nithindavid@users.noreply.github.com>

config/routes.rb

@@ -177,7 +177,11 @@ Rails.application.routes.draw do
           resources :webhooks, only: [:index, :create, :update, :destroy]
           namespace :integrations do
             resources :apps, only: [:index, :show]
-            resources :hooks, only: [:create, :update, :destroy]
+            resources :hooks, only: [:create, :update, :destroy] do
+              member do
+                post :process_event
+              end
+            end
             resource :slack, only: [:create, :update, :destroy], controller: 'slack'
             resource :dyte, controller: 'dyte', only: [] do
               collection do