v0.1.41

Major Features

1. JSON Schema Validation (cce55a1)
   - New metaschema.json defining valid schema structure
   - validate_schema() function integrated into load_schema()
   - Added jsonschema dependency
2. Siemens ASCCONV Extraction (79273bb)
   - extract_ascconv() and get_ascconv_value() for parsing Siemens CSA protocol
   - Supports V-series and XA-series scanners
   - Extracts CoilCombinationMethod, AccelerationFactorPE from ASCCONV
   - Improved CoilType detection (Combined vs Uncombined)
   - SharedFunctionalGroupsSequence extraction for Enhanced DICOM
3. Schema Tag Format Update (fd11c96, ae9caa8)
   - Metaschema now accepts private, derived, custom as valid tag values
   - Removed unknown_* pattern support
   - Updated UK_Biobank schema to use derived for MultibandFactor

Bug Fixes

• Fix missing fieldType in schema generation (ae9caa8)
• Fix codespell issues (e8e79bb)
• Fix test failures (c148592)
• Add batched fallback conversion in web_utils for JSProxy overflow