oib 65b63de56f docs: update README with comprehensive test results, CLI documentation, and enhanced feature descriptions ...

- Update key capabilities to include GPU marketplace, payments, billing, and governance
- Expand CLI section from basic examples to 12 command groups with 90+ subcommands
- Add detailed test results table showing 208 passing tests across 6 test suites
- Update documentation links to reference new CLI reference and coordinator API docs
- Revise test commands to reflect actual test structure (

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..

api-reference.md

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error-codes.md

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protocol-messages.md

```

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receipt-spec.md

docs: update README with comprehensive test results, CLI documentation, and enhanced feature descriptions

2026-02-12 20:58:21 +01:00