[MOD-002] Define profile moderation visibility states

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Outline

Summary

Adds the product-level policy document for profile moderation visibility states: what owners and the public see for saved, pending, rejected, and hidden profiles, which surfaces must never show unapproved content, and how the three review tiers behave.

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Changes & Enhancements

• Type of Change:
  • Feature
  • Bugfix
  • Refactor
  • Chore
• Changes:
  • (docs):
    • Add docs/moderation/profile-visibility-states.md defining the moderation state model, protected public surfaces, bump behavior for flagged profiles, acceptable user-facing copy patterns, review tiers (normal, adult content, critical safety), interaction with existing profile/discovery/bump work, and open questions for legal and implementation review.

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Page / App Changes

Affected Next.js Routes (Local):

Before (Screenshot)

After (Screenshot)

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Component / Storybook Changes

Affected Storybook Components (Local):

Before (Screenshot)

After (Screenshot)

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Not Doing

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Other (Remarks)

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Checklists

• Code is well-documented (comments, JSDoc, etc.).
• Existing comments were updated as needed.
• No out-of-scope changes are included.
• Write TODO comments where future work is required.
• Removed unnecessary debug code (e.g., console.log, debugger).
• Self-reviewed and tested locally.