Team/Org discussions: Initial commit

[Kreyren]

Fixes: go-gitea#14562
Transferred-from: go-gitea#14644
Blocked by: #5

Current status

Rework of the merge request

TODO

• Rework the merge request based on new finding and brainstorms.
• Rework the current editor and submit that to gitea's upstream so that it can be used in discussions.
• Initial frontend implemented
  • Page with button "Ping"
• Initial backend implemented
  • Button "Ping" outputs "PING" in console
  • Button "Submit" outputs content of message field above it in console
• Data management
  • TBD
• Full Backend implementation
  • TBD
• Full Frontend implemented
  • Convert the current issue form in a template usable for discussions
  • Propose mock-up to upstream
  • TBD
• API implementation
  • TBD
• Make discussions opt-in
  • Per Organization
  • Per Team
• Resolve DNM (Do Not Merge) tags
• Optimize CI/CD
• Update documentation
• Handle legality
• Implement translations
• Remove Docker Refactor used here only for testing (proposed in Docker: Rework go-gitea/gitea#14626)
• Provide summary of a design and decisions in merge request's original post

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Brainstorm: Data management

Store in gitea's database.

Signed-off-by: Jacob Hrbek [email protected]

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Merge process

Squash commits using GitHub UI with topic and message from original post of a merge request without 'Merge Process'