Get /api/course/all

Get /api/course/

Post /api/course

Body: { fullName, codeName, major, description }

Put /api/course

Body: { fullName, codeName, major, description }

Delete /api/course

Body: { codeName }

Get /api/review?course=<course_id>

Get /api/review/<review_id>

Post /api/review

Body: {title, content, course, user, difficultyRating, effortLevel, funRating, recommendRating}

recommendRating: front page, scale 0-5, 5 is very much recommended difficultyRating: back page, scale 0-5, 5 is very difficult timeSpent: back page, scale 0-5, 5 is spending a lot of time per week funRating: back page, scale 0-5, 5 is very fun

Put /api/review/rating

Body: {id, difficultyRating, effortLevel, funRating, recommendRating}

Put /api/review

Body: {id, title, content}

Delete /api/review

Body: {id}

Get /api/question?course=<course_id>

Get /api/question/<question_id>

Post /api/question

Body: {title, content, course, user}

Put /api/question

Body: {id, title, content}

Delete /api/question

Body: {id}

Get /api/answer?question=<questio_id>

Get /api/answer/<answer_id>

Post /api/answer

Body: {title, content, question, user}

Put /api/answer

Body: {id, title, content}

Delete /api/answer

Body: {id}