add key to postTranslation

[hooklee2000]

Clear and concise description of the problem

As add key to postTranslation
it will be great to add possibility, for example, to trim translated string filtered by a key.

Suggested solution

As add key to postTranslation

Alternative

No response

Additional context

No response

Validations

• Read the Contributing Guidelines
• Read the Documentation
• Check that there isn't already an issue that request the same feature to avoid creating a duplicate.