add workflow types and show hours in team screen. Add upload file to send mail in expense section

[kobeumut]

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Please make sure your PR follows those guidelines:

Availability and Testing

• [ ] Unit tests for everything.
• [ ] Documentation has been written on the documentation website.
• [ ] Dummy data in the SetupDummyAccount file, so test accounts are populated automatically with fresh data.

.env file

• [ ] If you change or add a variable in the .env file, don't forget to update the .env.example file.

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