• Modernize config object, using a dataclass with typing, runtime and update validation rules, and environment variables support
• Fix async support of parallel transactions, using ContextVar
• Introduces merge_by parameter for batch operations to customize merge behaviour (label and property keys)
• Adds rel_props to batch methods, to create relationship with properties during batch operations. Thanks to @ADernild
• Enforce strict cardinality check by default
• Refactor internal code: core.py file is now split into smaller files for database, node, transaction
• Fix object resolution for maps and lists Cypher objects, even when nested. This changes the way you can access lists in your Cypher results, see documentation for more info
• Make AsyncDatabase / Database a true singleton for clarity
• Remove deprecated methods (including fetch_relations & traverse_relations, replaced with traverse ; database operations like clear_neo4j_database or change_neo4j_password have been moved to db/adb singleton internal methods)
• Housekeeping and bug fixes