added dockerfile and made changes to attempt to build successfully

app/tag-data.json

@@ -1 +1 @@
-{"markdown":1,"code":1,"features":1,"github":1,"guide":4,"next-js":3,"tailwind":2,"yoyoyoy":1,"feature":1,"writings":1,"book":1,"reflection":1}
+{"github":1,"guide":3,"next-js":2,"tailwind":1,"writings":1,"book":1,"reflection":1}