fix: give precedence to date created over last modified if defined (#101)

Jacky Zhao

2022-07-15 e15e39155de54dc1624bab80eefbccd6a783cd0c

 .gitignore

@@ -3,5 +3,5 @@
resources
.idea
content/.obsidian
static/linkIndex.json
static/contentIndex.json
assets/indices/linkIndex.json
assets/indices/contentIndex.json