Store message ID in the email object if there is no original

Description

If the email object doesn't contains message ID originally, than MimeMessage generate one automatically, during the create process.
We should store it in the email object to identify the email after sending.

Environment

None

Preliminary Test Cases

None

Assignee

Patrick Bakos

Reporter

András Németh

Labels

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Access to limited visibility issues

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Product platform

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Feature Testing Estimate

None

Ready for Development

None

Time tracking

2h

Sprint

None

Fix versions

Affects versions

Priority

Major
Configure