Edit checkout form on Wordpress site with WooCommerce using APIs

We need you to edit an web site order form form
communicating with 3 APIs
and to set the
orders endpoint
with the custom variables
where all the orders can be retreived.

Task descriptoin:
---------------------

The form is located at
https://alegria.bg/cart/

The form is retreiving information from API's below

- Econt delivery company
JSON - http://ee.econt.com/services/ и https://www.econt.com/developers/soap-json-api.html
xml - https://www.econt.com/developers/xml-api.html и приложен файл.

- Speedy delivery company
https://api.speedy.bg/web-api.html

- Stripe for payments



We need the checkout form to be at one screen only
--------------------------------------------------

The procedure must be as follows:

After the user selects delivery company between 2 options
Econt or Speedy
an option to choose a city must appear.

After retreiving a city postal code an option
for delivery to
-Address
-Office
-Automat
must appear

If an address option is choosed a plain text string must be entered.

If an Office or Automat is choosen an ID code for hte Office or Automat must be
retreived from API and listed then give an option to choose from.




The endpoint
--------------
is located at
https://www.alegria.bg/wp-json/wc/v3/orders?consumer_key=ck_f69274581dfc396e2fe8f31994a682e7c4f75862&consumer_secret=cs_95842ae63e3c3b0a686fd20001b99d40047c472e&res_per_page=100&page=1

must be configured properly to serve all the available information.


List of changes
----------------

After finishing work we need you to prepare a short documentation what files are changed and how to configure
the endpoint in case needed.