feat: add Just-Donald as contributor

Author: Doking517

content/post/contributors/Just-Donald.md

@@ -0,0 +1,8 @@
+---
+title: "Just-Donald"
+date: 2021-05-13T03:28:33+01:00
+authors: [Just-Donald]
+---
+Hi there, am a self-taught(still learning) junior developer. Am passionate about software development,data analysis and mobile app development. 
+I hope a could find my way very soon.
+have a nice day and happy coding ...