Add blogpost on KOGO Winter Symposium NXF workshop by Yuk Kei (#173)

* Add blogpost on KOGO Winter Symposium NXF workshop by Yuk Kei
* Limit post description
* Move image into full post
* Add Yuk Kei's photo
* Update blog posts date and Yuk Kei photo
* Add share image for social media

Signed-off-by: Marcel Ribeiro-Dantas <[email protected]>