feat(records): Records API

[andersfylling]

Implements all 6 endpoints (ingest, upsert, delete, list, sync,
aggregate) for cognite.client.data_modeling.records with full
typed DTOs, async generator for sync(), chunked writes, and the
complete 16-step wiring (testing mocks, docs, doctest registration,
retry classification, sync codegen).

[andersfylling]

Any commit after this message are follow ups to correct claude code first iteration.

[codecov]

Codecov Report

❌ Patch coverage is 97.11538% with 15 lines in your changes missing coverage. Please review.
✅ Project coverage is 93.05%. Comparing base (1979253) to head (5324157).
⚠️ Report is 6 commits behind head on master.

Files with missing lines	Patch %	Lines
cognite/client/_api/data_modeling/records.py	85.71%	13 Missing ⚠️
...gnite/client/data_classes/data_modeling/records.py	99.20%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2616      +/-   ##
==========================================
+ Coverage   93.03%   93.05%   +0.02%     
==========================================
  Files         486      490       +4     
  Lines       49208    49996     +788     
==========================================
+ Hits        45780    46526     +746     
- Misses       3428     3470      +42     

Files with missing lines	Coverage Δ
cognite/client/_api/data_modeling/__init__.py	100.00% <100.00%> (ø)
cognite/client/_cognite_client.py	96.52% <100.00%> (+0.03%)	⬆️
cognite/client/_sync_api/data_modeling/__init__.py	100.00% <100.00%> (ø)
cognite/client/_sync_api/data_modeling/records.py	100.00% <100.00%> (ø)
...nite/client/data_classes/data_modeling/__init__.py	100.00% <100.00%> (ø)
cognite/client/testing.py	100.00% <100.00%> (ø)
cognite/client/utils/_url.py	100.00% <ø> (ø)
...s_unit/test_api/test_data_modeling/test_records.py	100.00% <100.00%> (ø)
tests/tests_unit/test_api_client.py	99.71% <ø> (ø)
tests/tests_unit/test_docstring_examples.py	100.00% <100.00%> (ø)
... and 2 more

... and 23 files with indirect coverage changes

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[gemini-code-assist]

Code Review

This pull request implements the Records API within the Data Modeling module, introducing new DTOs for records and aggregates, the RecordsAPI client (both async and sync), and comprehensive unit tests. The review feedback identifies several critical issues: a bug in the sync method where request parameters are lost during pagination, missing cognite_client references in resource loaders which breaks SDK consistency, and potential KeyError exceptions when processing deleted record tombstones. Additionally, it is recommended to inherit from CogniteObject for helper DTOs to align with the implementation plan and SDK architecture.

[haakonvt]

@gemini-code-assist why are you commenting about CogniteObject? That is not a class in the SDK.

[gemini-code-assist]

Apologies for the confusion. You are correct that CogniteObject is not a public class in the SDK. It appears I made a mistake in my previous reference. Thank you for pointing that out.

[haakonvt]

Apologies for the confusion. You are correct that CogniteObject is not a public class in the SDK. It appears I made a mistake in my previous reference. Thank you for pointing that out.

@gemini-code-assist do we have outdated instructions about this?

[gemini-code-assist]

Apologies for the confusion in our previous interaction. Regarding your question, we do not have outdated instructions in the codebase or the provided context. The mention of CogniteObject was an error on my part during the conversation, and I appreciate you correcting me. The implementation of the Records API follows the standard SDK patterns as outlined in PLAN.md and the implemented files.

[haakonvt]

Just mentioning this (likely close candidate) #2535