refactor name uniqueness, cli resolves name

[breardon2011]

Remove uniqueness on org name, system org on auth disabled, remove fallback "default org"

Fix ID mapping in CLI
Fix bootstrapping error

🧠 AI Assistance Disclosure Policy

Important

Inspired by ghostty.
If you used any AI assistance while contributing to Digger, you must disclose it in this PR.

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✅ AI Disclosure Checklist

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• I did not use AI tools in this contribution.
• I used AI tools and have disclosed details below.

Details (if applicable):
Cursor in a directed way "do x"

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