[CAT-172] 툴팁 구현 · Nexters/Mohanyang-iOS@279d483

Force casts should be avoided (force_cast)

Implicitly unwrapped optionals should be avoided when possible (implicitly_unwrapped_optional)

Force casts should be avoided (force_cast)

Force unwrapping should be avoided (force_unwrapping)

Force unwrapping should be avoided (force_unwrapping)

Force unwrapping should be avoided (force_unwrapping)

Don't include vertical whitespace (empty line) after opening braces (vertical_whitespace_opening_braces)

Don't include vertical whitespace (empty line) after opening braces (vertical_whitespace_opening_braces)

Don't include vertical whitespace (empty line) before closing braces (vertical_whitespace_closing_braces)

Don't include vertical whitespace (empty line) after opening braces (vertical_whitespace_opening_braces)

Provide feedback