feat: added generator for creating bulk upload templates

fix: resolved typos

feat: added app files

finalised templated builder script: connected to fetch request

integrated output_filename

EGA metadata to RD3 (#20)

Merge branch 'main' into feat/jobs-template-generator

fixed data validation issue

feat: add scripts for retrieving reference lists

feat: added script

refactoring of script

Merge branch 'main' into feat/scripts-api-reference-lists

removed file

initial working generator

remove extra file