Phase 1 - Foundation Implementation

[bvaradar]

This consolidated issue covers the complete implementation of the HoodieSchema foundation layer with comprehensive wrapper classes for Avro Schema operations. Establishes core infrastructure for migrating Hudi schema operations from Avro to HoodieSchema while maintaining 100% binary compatibility.

Implementation: in org.apache.hudi.common.schema package

Key Features:
Complete Avro Schema wrapper,
Builder pattern, factory methods,
HoodieSchemaUtils consolidating all AvroSchemaUtils/HoodieAvroUtils methods, comprehensive field operations, and full bidirectional conversion

[voonhous]

IIUC, this task has been completed in #14265. Will close it.
Feel free to reopen this if I’m mistaken,