refactor: rename data.py to measurements.py

- Rename src/aqs/extractors/data.py to measurements.py for better clarity
- Update imports in aqs_service.py and run_aqs_service.py
- Maintain backward compatibility through aqs_service wrapper
- All tests pass and imports work correctly

Author: DEQabiberi

pipelines/aqs/run_aqs_service.py

@@ -32,7 +32,7 @@
     log_error_with_context,
 )
 from aqs.extractors.aqs_service import fetch_samples_dispatch
-from aqs.extractors.data import write_annual_for_parameter, write_daily_for_parameter
+from aqs.extractors.measurements import write_annual_for_parameter, write_daily_for_parameter
 from aqs.transformers.trv_sample import transform_toxics_trv
 from aqs.transformers.trv_annual import transform_toxics_annual_trv
 from loaders.filesystem import write_csv, append_csv, atomic_write_json

src/aqs/extractors/aqs_service.py

@@ -1,15 +1,15 @@
 """Compatibility wrapper for historical sample extractor API.
 
 This module re-exports the consolidated data extractors from
-`soar.aqs.extractors.data` to preserve the previous import surface.
+`soar.aqs.extractors.measurements` to preserve the previous import surface.
 """
 
 from __future__ import annotations
 
 from datetime import date
 
 
-from aqs.extractors.data import (
+from aqs.extractors.measurements import (
     fetch_samples_by_state,
     fetch_samples_for_parameter,
     fetch_annual_by_state,