Collect the first 5 external showcase entries

[ardamoustafa1]

Goal

Replace the empty community showcase signal with real user projects.

Acceptance criteria

• 5 external projects submitted through the Showcase template
• Each row includes live URL, sector/type, and one honest sentence on what DesignOS changed
• Broken or unverifiable links are rejected
• Best entries featured from SHOWCASE.md and the website

Outreach targets

Claude Code users, Cursor forum, r/ClaudeAI, designer-dev communities, Turkish builder circles.

[ardamoustafa1]

Repo-side prep completed: added a Showcase submission issue template plus paste-ready outreach in launch/community-outreach.md. This stays open until real external projects submit live URLs.

[ardamoustafa1]

Opened a public Discussions call for showcase submissions: #9

Keeping this issue open until real external projects submit live URLs.