feat(service): enable plane

[DarkMaper]

Docs PR

• docs(service): remove deprecated callout to plane coolify-docs#576

Changes

• Docker compose according official docs
• Re-enable template from feat(service): disable plane #8580

Issues

• Fix [Bug]: Add LIVE_SERVER_SECRET_KEY to plane docker compose #8338

Category

• Fixing or updating existing one click service

AI Assistance

• AI was NOT used to create this PR

Testing

I created the service using the template and used the application as an end user, creating projects, users... and it hasn't given me any problems.

Contributor Agreement

Important

• I have read and understood the contributor guidelines. If I have failed to follow any guideline, I understand that this PR may be closed without review.
• I have searched existing issues and pull requests (including closed ones) to ensure this isn't a duplicate.
• I have tested all the changes thoroughly with a local development instance of Coolify and I am confident that they will work as expected when a maintainer tests them.

[rizqirizqi]

Would be great if this PR could be merged and released. Thanks! @andrasbacsai

[viksha-labs-in]

andrasbacsai a request to see if this PR can be merged. I will be a great help

[Cinzya]

We didn't get around to test this yet.

@rizqirizqi @viksha-labs-in have you guys tried to deploy this updated template yet and can confirm it's working and fixing the problem?

[viksha-labs-in]

@Cinzya , Honestly I dont know how. I will figure out and come back on this

[ShadowArcanist]

Just now tested it, it works fine!