[EPIC] RC3: Developer Ecosystem & Tools


**Epic Goal:** Complete developer tooling and documentation.

**Scope:** Block explorer, governance system, smart contract SDK, documentation portal.

**Success Criteria:**
- ✅ Block explorer visualizes tournaments
- ✅ Governance proposals functional
- ✅ Contract SDK with templates
- ✅ Comprehensive documentation

**Dependencies:** Requires RC2 completion
        