[Feature][Team] domain layer team feature

[abeizn]

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• I had searched in the issues and found no similar feature requirement.

Description

Existing users is to be renamed to accounts and moved to domainlayer/crossdomain package, it contains registration records from different platforms
Add a new table users (id varchar,name,email) in domainlayer/crossdomain, it contains unique identities, each identity may have multiple accounts
Add a new table user_accounts in domainlayer/crossdomain, it contains the relationship between users and accounts, note that user_accounts is a One-To-Many relationship, the PK should be account_id
Add a new table teams in domainlayer/crossdomain.
Add a new table team_users in domainlayer/crossdomain, it contains the Many2Many relationship between users and teams.

Use case

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Related issues

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Are you willing to submit a PR?

• Yes I am willing to submit a PR!

Code of Conduct

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