can not build it in ubuntu18.04

[Ryan Yang]

Creating doc output/trashbin/2-git-revisit.html with file resources/trashbin/2-git-revisit.md. /usr/bin/env: "node\r": 没有那个文件或目录 Makefile:109: recipe for target 'output/trashbin/2-git-revisit.html' failed make: [output/trashbin/2-git-revisit.html] Error 127 (已忽略） Creating doc output/trashbin/no-title-5.html with file resources/trashbin/no-title-5.md. /usr/bin/env: "node\r": 没有那个文件或目录 Makefile:109: recipe for target 'output/trashbin/no-title-5.html' failed make: [output/trashbin/no-title-5.html] Error 127 (已忽略） make[1]: 进入目录“/home/ryan/Tools/book-next/book_next-19.52.0” Running scripts after the build is done... make[2]: 进入目录“/home/ryan/Tools/book-next/book_next-19.52.0” /usr/bin/env: "node\r": 没有那个文件或目录 Makefile:94: recipe for target 'output/book.html' failed make[2]: *** [output/book.html] Error 127 make[2]: 离开目录“/home/ryan/Tools/book-next/book_next-19.52.0” Makefile:56: recipe for target 'post-build' failed make[1]: *** [post-build] Error 2 make[1]: 离开目录“/home/ryan/Tools/book-next/book_next-19.52.0” Makefile:25: recipe for target 'all' failed make: *** [all] Error 2