Merge branch 'week-08' into 'main'

main/admin.py

main/forms.py

main/migrations/0005_course_enrollment_payment.py

...se_teacher_percentage_payment_platform_amount_and_more.py

main/models.py

main/templates/admin_dashboard.html

main/templates/cancel_enrollment.html

main/templates/course_detail.html

main/templates/course_form.html

main/templates/course_list.html

main/templates/dashboard.html

main/templates/enrollment_form.html

main/templates/payment_detail.html

main/templates/process_payment.html

main/templates/role_selection.html

main/templates/teacher_dashboard.html

main/urls.py

main/views.py