…ar slots; add test for null-valued collections

…ests and Python API

…tes; tests + Python API

…dundant ones

…patch(); expose node_id and trace in Python; adjust CLI and tests

…l PatchTrace; remove JSON roundtrip and ID reconciliation; preserve scalar node IDs on in-place updates

…tore network-based CLI tests; remove dead code

…ed imports

…ead of expect/panic; update tests, CLI, and Python bindings

Improve null handling and diff operations

…kMLValue::Null; add node_id to Null; handle Null in to_json, traversal, and parsing; resolve conflicts

…cting Null directly; handle Null in trace traversal

…or single, list, and mapping inlined cases

…elds

…ity coverage; revert CLI offline toggle and run tests with network

…h API takes treat_missing_as_null; CLI flag; Python equals/patch args; tests for equality and no-op semantics; preserve scalar node_ids

…} with defaults; make no-op skipping configurable; wire CLI --ignore-noop/--treat-missing-as-null; update Python patch signature; update tests

…ndings, and tests

…e support [Identifier] selection; update tests accordingly

…oss-namespace bug (we should not use a global uri to curi converter anymore since every schema has its own prefix map) and a merge bug (which should eventually be fixed by adding a new merge strategy in the merge crate)

…oss-namespace bug (we should not use a global uri to curi converter anymore since every schema has its own prefix map) and a merge bug (which should eventually be fixed by adding a new merge strategy in the merge crate)