feat: add Lab13 (branching, loops, getopts, find/tar)

Add all lab12 files (scripts, report, presentation, screenshots)

Add files via upload

Add files via upload

Lab 8 Files and Reports

Lab07 files

Lab 10 files

create: lab8-report.pdf, lab8-report.docx, lab8-report.html, lab8-report.md, conf.txt, file.txt

create: lab06-report.docx, lab06-report.html, lab06-report.html.pdf, lab06-report.md