해결됨
깃헙 블로그(Github blog)로 차별화 된 나만의 홈페이지 만들기!
bundle exec jekyll serve
PS D:\Programming\VSC\blog> bundle add webrickFetching gem metadata from https://rubygems.org/...........Resolving dependencies...Fetching gem metadata from https://rubygems.org/...........Resolving dependencies...PS D:\Programming\VSC\blog> bundle exec jekyll serveC:/Users/Lee/.local/share/gem/ruby/3.3.0/gems/jekyll-4.3.3/lib/jekyll.rb:28: warning: csv was loaded from the standard library, but will no longer be part of the default gems since Ruby 3.4.0. Add csv to your Gemfile or gemspec. Also contact author of jekyll-4.3.3 to add csv into its gemspec.C:/Users/Lee/.local/share/gem/ruby/3.3.0/gems/liquid-4.0.4/lib/liquid/standardfilters.rb:2: warning: bigdecimal was loaded from the standard library, but will no longer be part of the default gems since Ruby 3.4.0. Add bigdecimal to your Gemfile or gemspec. Also contact author of liquid-4.0.4 to add bigdecimal into its gemspec.Configuration file: D:/Programming/VSC/blog/_config.ymlTo use retry middleware with Faraday v2.0+, install faraday-retry gemSource: D:/Programming/VSC/blogDestination: D:/Programming/VSC/blog/_siteIncremental build: disabled. Enable with --incrementalGenerating...Jekyll Feed: Generating feed for postsDeprecation Warning: Using / for division is deprecated and will be removed in Dart Sass 2.0.0.Recommendation: math.div(9, 16)More info and automated migrator: https://sass-lang.com/d/slash-div╷31 │ $mfp-iframe-ratio: 9/16; // Ratio of iframe (9/16 = widescreen, 3/4 = standard, etc.)│ ^^^^╵D:\Programming\VSC\blog\_sass\minimal-mistakes\vendor\magnific-popup\_settings.scss 31:39 @importD:\Programming\VSC\blog\_sass\minimal-mistakes\vendor\magnific-popup\_magnific-popup.scss 3:9 @importminimal-mistakes.scss 13:9 @importD:\Programming\VSC\blog\assets\css\main.scss 4:9 root stylesheetDeprecation Warning: Using / for division outside of calc() is deprecated and will be removed in Dart Sass 2.0.0.Recommendation: math.div($value, 16px) or calc($value / 16px)More info and automated migrator: https://sass-lang.com/d/slash-div╷28 │ @return $value / 16px * 1em;│ ^^^^^^^^^^^^^╵D:\Programming\VSC\blog\_sass\minimal-mistakes\vendor\breakpoint\_helpers.scss 28:13 base-conversion()D:\Programming\VSC\blog\_sass\minimal-mistakes\vendor\breakpoint\_helpers.scss 20:13 breakpoint-to-base-em()D:\Programming\VSC\blog\_sass\minimal-mistakes\vendor\breakpoint\parsers\single\_default.scss 8:29 breakpoint-parse-default()D:\Programming\VSC\blog\_sass\minimal-mistakes\vendor\breakpoint\parsers\_single.scss 22:14 breakpoint-parse-single()D:\Programming\VSC\blog\_sass\minimal-mistakes\vendor\breakpoint\_parsers.scss 153:18 breakpoint-parse()D:\Programming\VSC\blog\_sass\minimal-mistakes\vendor\breakpoint\_parsers.scss 48:22 breakpoint()D:\Programming\VSC\blog\_sass\minimal-mistakes\vendor\breakpoint\_breakpoint.scss 46:16 breakpoint()D:\Programming\VSC\blog\_sass\minimal-mistakes\_reset.scss 13:3 @importminimal-mistakes.scss 18:9 @importD:\Programming\VSC\blog\assets\css\main.scss 4:9 root stylesheetDeprecation Warning: Using / for division outside of calc() is deprecated and will be removed in Dart Sass 2.0.0.Recommendation: math.div(5px, 2) or calc(5px / 2)More info and automated migrator: https://sass-lang.com/d/slash-div╷28 │ margin-bottom: (5px / 2);│ ^^^^^^^╵D:\Programming\VSC\blog\_sass\minimal-mistakes\_forms.scss 28:21 @importminimal-mistakes.scss 20:9 @importD:\Programming\VSC\blog\assets\css\main.scss 4:9 root stylesheetDeprecation Warning: Using / for division outside of calc() is deprecated and will be removed in Dart Sass 2.0.0.Recommendation: math.div(($red 299) + ($green 587) + ($blue 114), 1000) or calc((($red 299) + ($green 587) + ($blue 114)) / 1000)More info and automated migrator: https://sass-lang.com/d/slash-div╷68 │ $yiq: (($red*299)+($green*587)+($blue*114))/1000;│ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^╵D:\Programming\VSC\blog\_sass\minimal-mistakes\_mixins.scss 68:9 yiq-is-light()D:\Programming\VSC\blog\_sass\minimal-mistakes\_mixins.scss 81:14 yiq-contrast-color()D:\Programming\VSC\blog\_sass\minimal-mistakes\_mixins.scss 91:10 yiq-contrasted()D:\Programming\VSC\blog\_sass\minimal-mistakes\_buttons.scss 46:7 @importminimal-mistakes.scss 25:9 ...이하 생략 실시간 반영은 잘되는데... 이런 오류는 왜 뜨는건가요?괜히 찝찝하네용...