add codeowners

Author: ubugeeei

.vscode/settings.json

@@ -22,6 +22,7 @@
     "Parens",
     "RAWTEXT",
     "RCDATA",
+    "resetsix",
     "textlint",
     "tokei",
     "tseslint",

CODEOWNERS

@@ -0,0 +1,6 @@
+* @ubugeeei
+
+/book/online-book/src/zh-cn @resetsix
+/book/online-book/src/zh-tw @resetsix
+/book/online-book/.vitepress/config/zh-cn.ts @resetsix
+/book/online-book/.vitepress/config/zh-tw.ts @resetsix