[carrier-integration] DHL Express - MyDHL API

[danh91]

Changes

• chore: bootstrap MyDHL API extension
• chore: collect MyDHL API schema data sample
• chore: generate Python datatypes from MyDHL API schema data sample
• feat: set up MyDHL API connection settings
• feat: set up MyDHL extension test fixtures
• feat: set up MyDHL API request endpoint in Karrio proxy
• feat: basic data mappers implementation for all requests
• feat: consolidate data mappers implementation with unit tests

[DarkSwoop]

Will this replace the other DHL Express carrier connection?

[danh91]

Hi @DarkSwoop,
I am adding it along for now. So both will be available and we can deprecate the XML one later.

I will name this new one
"DHL Express - MyDHL"

What do you think?

[DarkSwoop]

I think, that's cool. :) Thank you for adding this!