Complete catalog recovery and enrichment

fix(hf_job): writable registry + output dirs for read-only source mounts

feat(structure,thermo): 3D shape + natural oil reconstruction, 145-D input

fix(training): update hf_train_job to run from cloned repo, add text conditioning, fix dataset viewer

feat(scraper): TGSC enrichment with mmHg->Pa conversion and priority registry updates

feat(optimizer): masked MSE, strategy seeds, adversarial IFRA guard; add accords/materials/importer

feat: Milestone 4 clean code snapshot