docs: add containers mapping to community environment variables

[boul2gom]

Description

📚 Added a 'Containers' column to all Community Edition environment variable tables, differentiated between initialization vars (e.g., plane-db) and fallback vars

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• Feature (non-breaking change which adds functionality)
• Improvement (change that would cause existing functionality to not work as expected)
• Code refactoring
• Performance improvements
• Documentation update

Summary by CodeRabbit

• Documentation
  • Updated the self-hosting environment variables reference with a new Containers column.
  • Clarified which Docker containers use each environment variable.
  • Refined descriptions and defaults for selected settings, including web URL, debug mode, database, RabbitMQ, and secret key configuration.

[vercel]

@boul2gom is attempting to deploy a commit to the Marketing at Plane Team on Vercel.

A member of the Team first needs to authorize it.

[coderabbitai]

📝 Walkthrough

Walkthrough

The Community Edition environment variable reference now includes a Containers column identifying Docker consumers for variables across general, scaling, API, database, Redis, RabbitMQ, storage, and security settings.

Changes

Environment variable reference

Layer / File(s)	Summary
Table schema and runtime settings docs/self-hosting/govern/environment-variables.md	General, scaling, and API settings now list consuming containers and update related row descriptions and defaults.
Service configuration mappings docs/self-hosting/govern/environment-variables.md	Database, Redis, RabbitMQ, MinIO/S3, and security settings now identify consuming or initializing containers, with related default and description updates.

Estimated code review effort: 1 (Trivial) | ~5 minutes

Suggested reviewers: akhil-vamshi-konam

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly describes the documentation update adding container mappings to community environment variables.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches 💡 1

🛠️ Fix failing CI checks 💡

• Fix failing CI checks

🧪 Generate unit tests (beta)

• Create PR with unit tests

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[coderabbitai]

Actionable comments posted: 1

🤖 Prompt for all review comments with AI agents

Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.

Inline comments:
In `@docs/self-hosting/govern/environment-variables.md`:
- Line 422: Update the SECRET_KEY description in the environment variables table
to replace “Should be a long, random string” with “It should be a long, random
string,” leaving the rest of the row unchanged.

🪄 Autofix (Beta)

Fix all unresolved CodeRabbit comments on this PR:

• Push a commit to this branch (recommended)
• Create a new PR with the fixes

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ℹ️ Review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro Plus

Run ID: 5c6c1efa-624b-4fa9-9237-5689f562b81c

📥 Commits

Reviewing files that changed from the base of the PR and between e5dc631 and 63a6146.

📒 Files selected for processing (1)

• docs/self-hosting/govern/environment-variables.md