feat: new discord server link

[geromegrignon]

Description

Related issues

Fixes #

Type of change

• Bug fix (non-breaking change that fixes an issue)
• New feature (non-breaking change that adds functionality)
• Breaking change (fix or feature that changes the public API)
• Documentation only
• Refactor, test, or chore (no user-facing change)

Breaking changes

None

Test plan

• npm run build
• npm test
• npm run lint
• Verified in the demo app (if applicable)

Checklist

• Issue discussed or bug clearly described (link issue when applicable)
• Tests added or updated for behavioral changes
• Documentation updated (README, JSDoc, migration notes as needed)
• Public API changes documented; breaking changes called out
• CHANGELOG updated (if the repository maintains one and the change is user-facing)
• Commit messages follow Conventional Commits
• I agree to follow the OpenNG Foundation Code of Conduct

Additional context

[Copilot]

Pull request overview

This PR updates the documentation site to point Discord links (and related copy/labels) to a new “official Optimus UI” Discord invite, replacing prior references to the Angular community Discord.

Changes:

• Updated the central DISCORD_URL constant to a new Discord invite link.
• Updated docs-site UI labels/ARIA text and menu entries to reflect the new Discord destination.
• Updated LLM-exported documentation artifacts to match the new Discord messaging.

Reviewed changes

Copilot reviewed 11 out of 11 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
apps/docs/utils/constants.ts	Updates the canonical Discord URL constant and its description comment.
apps/docs/public/llms/pages/faq.md	Updates FAQ support copy to reference Optimus UI Discord instead of Angular community Discord.
apps/docs/public/llms/pages/contribution.md	Updates contribution copy to reference Optimus UI Discord instead of Angular community Discord.
apps/docs/public/llms/llms-full.txt	Updates generated full LLM text output to reflect new Discord messaging.
apps/docs/public/llms/components.json	Updates generated LLM components metadata descriptions to reflect new Discord messaging.
apps/docs/pages/landing/footersection.component.ts	Updates footer link label text for Discord.
apps/docs/doc/faq/support-doc.ts	Updates FAQ support doc template to link to the new Discord invite.
apps/docs/doc/contribution/helpneeded-doc.ts	Updates contribution help-needed doc template to link to the new Discord invite.
apps/docs/components/layout/topbar/app.topbar.component.ts	Updates Discord link ARIA/tooltip text to “Optimus UI Discord”.
apps/docs/components/layout/menu/app.menu.component.ts	Updates Discord link ARIA/tooltip text to “Optimus UI Discord”.
apps/docs/assets/data/menu.json	Updates the Support menu “Discord” link URL (and label).

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