Documents that stay valid for 50 years.

use pdfluent::{Sdk, pdfa::{PdfaLevel, ConvertOptions}};

let sdk = Sdk::init_with_license("license.json")?;
let doc  = sdk.open("annual_report.pdf")?;

// Validate against PDF/A-2b
let result = doc.validate_pdfa(PdfaLevel::A2b)?;
if result.is_compliant() {
    println!("Already compliant — nothing to do.");
} else {
    println!("{} violation(s) found", result.violations().len());

    // Auto-convert: embed fonts, strip transparency, repair XMP
    let opts = ConvertOptions::default()
        .level(PdfaLevel::A2b)
        .embed_missing_fonts(true)
        .fix_xmp_metadata(true);

    let archive_doc = doc.convert_to_pdfa(opts)?;
    archive_doc.save("annual_report_archival.pdf")?;
}