Edwin Noorlander d0bfeed9ab Implement dual-license system (AGPL v3 + Commercial) ...

- Add AGPL v3 license with commercial addendum (LICENSE)
- Add comprehensive license documentation (LICENSE-INFO.md)
- Add contribution guidelines with notification requirements (CONTRIBUTING.md)
- Update version.php with dual-license information

Dual-license model:
- AGPL v3 for open-source use (free, must share modifications)
- Commercial license for proprietary use (paid, €99-€2499)
- Donation tiers for supporters (€25-€1000+)

Requirements for users:
- Must notify author of modifications (via GitLab/email)
- Must create CHANGES.md documenting modifications
- Must share source code (AGPL v3) OR purchase commercial license
- Must maintain attribution to original author

Commercial licensing:
- Individual: €99 (1 developer)
- Business: €499 (10 developers)
- Enterprise: €2499 (unlimited)
- SaaS: €999/year

Contact: commercial@noorlander.info

This licensing structure protects intellectual property while supporting
the open-source community and enabling commercial revenue.

2025-11-24 16:49:13 +01:00

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