feat: revamp docker compose with new env vars & formatting

[ShubhamPalriwala]

What does this PR do?

Adds missing environment variables to the docker compose that's exposed in Single Click as well as Advanced Self Hosting Setup with cleaner formatting.

Fixes https://github.com/formbricks/internal/issues/138

Checklist

Required

• Filled out the "How to test" section in this PR
• Read How we Code at Formbricks
• Self-reviewed my own code
• Commented on my code in hard-to-understand bits
• Ran pnpm build
• Checked for warnings, there are none
• Removed all console.logs
• Merged the latest changes from main onto my branch with git pull origin main
• My changes don't cause any responsiveness issues
• First PR at Formbricks? Please sign the CLA! Without it we wont be able to merge it 🙏

Appreciated

• If a UI change was made: Added a screen recording or screenshots to this PR
• Updated the Formbricks Docs if changes were necessary

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
formbricks-cloud	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 7, 2024 1:33pm

1 Ignored Deployment

Name	Status	Preview	Comments	Updated (UTC)
formbricks-docs	⬜️ Ignored (Inspect)	Visit Preview		May 7, 2024 1:33pm

[github-actions]

Thank you for following the naming conventions for pull request titles! 🙏

[mattinannt]

@ShubhamPalriwala thank you; looks great :-) Makes the docker compose much more readable :-) I only updated some smaller things (e.g. moving EE up, so people think more about getting a license ;-) )