[P0.47] GitHub Sponsors / OpenCollective configured

[EmersonBraun]

User Story

As a maintainer, I want GitHub Sponsors/OpenCollective configurado para aceitar apoio financeiro e dar credibilidade.

Context

Derivada do Phase 0 PRD #211 — story #47.
Plano de execução: PHASE-0-EXECUTION-PLAN.md

Definition of Done

• Implementation
• Testes/validação
• Documentation updated
• Changeset (se aplicável)
• PR aprovado e merged

[EmersonBraun]

This is a strategic / business task that an automated coding agent cannot execute (requires human action: legal filings, vendor relationships, hiring, marketing, organizational decisions). Leaving open for the maintainer team to schedule.