- Remove /api/v1/register (replaced by /api/v1/files/register) - Remove /api/v1/probe (replaced by /api/v1/files/:uuid) - Remove /api/v1/n8n/... (n8n workflow only) - Remove /api/v1/unregister (high risk) - Remove /api/v1/videos list (replaced by /api/v1/files) - Remove /api/v1/people (merged into /api/v1/identities) - Clean up dead code and unused structs