* 250826-e-einvoice: (29 commits)
Update VENDOR : remove useless
Factur-X norme 3 (May 15th, 2025)
E-INVOICE : if upload an XML file than the embedded document will be saved separately, if there is no embedded document a standard document with info from XML will be generated
E-INVOICE , when loading a XML , the file is splitted into a PDF and XML
XMLInvoiceReader : extract information from XML
E-INVOICE : corrige PriceAmount
E-INVOICE : show the XML to download
Database: upload file function
E-INVOICE : export XML if exists from ledger_detail_bottom
E-INVOICE : create standard invoice if not convert
E-INVOICE: small bugs UBL21
E-INVOICE: negative amount
e-invoice : add communication , bank and buyer reference
e-invoice : display errors if cannot be created
Typo : space quantity
PHPUNIT : adapt 12.3
E-INVOICE: check data before generating E-INVOICE: add missing for Belgium : BuyerReference and Due_Date
E-INVOICE: add code quantity
E-INVOICE : add AdditionalDocument
XMLInvoice adapt currency
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