"""Deterministic delta-sync placeholder for MVP."""

from typing import List


def merge_delta_logs(base_log: List[dict], new_entries: List[dict]) -> List[dict]:
    """A naive merge providing deterministic replay semantics.

    This is a placeholder and should be replaced with a robust CRDT-like
    merge in a full implementation. For now, we simply append new entries that
    are not duplicates of the base log.
    """
    seen = {tuple(e.items()) for e in base_log}
    merged = list(base_log)
    for entry in new_entries:
        key = tuple(entry.items())
        if key not in seen:
            merged.append(entry)
            seen.add(key)
    return merged


__all__ = ["merge_delta_logs"]