Merged 'Author' nodes into 'NostrUser' for unified identity tracking and social graph representation. Introduced migrations framework to handle schema changes, including retroactive updates for existing relationships and constraints. Updated tests, schema definitions, and documentation to reflect these changes.
Bumped version to v0.31.10. Added extensive unit and integration tests for Cypher query generation in Neo4j, including validation of WITH clause fixes and handling optional matches for various event tagging scenarios. Ensures robust handling of references, relationships, and syntactical correctness.
