- Add decodeHtmlEntities function to formatters.ts for handling HTML entity decoding
- Add CompanyRole type and role helper functions (getRoleLabel, getRoleColor)
- Add useActiveCompanyRole hook for getting current user's company role
- Add Ledger.Core and QuestPDF project references to backend
- Add additional fields to CompanyReadModelDto
Closes books-hzt
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>