f034fccf22
Deep regulatory research (15+ official sources, RTI 03.8.3 sheet read in full): the TCP-to-VASP procedure is nailed down (13-item dossier, seat reduction handled inside it, 86.90 EUR), but two blocking uncertainties surfaced. First-registration date may forbid the conversion or require a ministerial derogation, and no firm text covers the sliding solar deck. Both flagged as blocking questions in parcours-vasp.md and solaire-toit.md: DREAL first, fabrication later.