Micronesian librarians are evolving into "cultural stewards" to safeguard heritage threatened by climate change, outmigration, and archival fragility. This poster presents a transformative 6-step framework for community-led documentation that moves beyond traditional custodial roles to empower Indigenous communities. Grounded in Indigenous Data Sovereignty and reciprocity, the model provides a practical roadmap for librarians to act as ethical mediators and community collaborators.