feat: properly handle multiple charsets following DICOM standard #4698
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Fix multiple character sets handling in dicom-json-generator
Description
This PR fixes issue #4695 by implementing proper character set handling in dicom-json-generator.js according to the DICOM standard. When multiple character sets are present in a DICOM file, the script now properly detects and handles them following ISO/IEC 2022 Code Extension techniques.
Changes
Implementation Details
Testing
Note: Build and unit tests pass successfully. Awaiting test data with multiple character sets (ISO_IR 192 and ISO 2022 IR 100) for full verification.
Link to Devin run: https://app.devin.ai/sessions/92befc3d9ab945eea8cf5f8d30359353