remove unnecessary instance variable
do not require user login in test environment
test VideosController#show and VideosController#search
remove environment test
redirect unauthorized users to the sign in page instead
use fabricators in VideosController tests
test authentication
use guard
add reviews tests/code implementation
seed user account
implement reviews in videos#show
remove accidental duplication
write Video#average_rating test
implement Video#average_rating
create users resources
only show one number after the decimal, misheard the instructions
gather reviews in reverse chronological order
touch up review related routes
seed reviews
fix context hierarchy