add projects list in consts

Author: Steve Jenkins

src/constants.ts

@@ -1,3 +1,5 @@
 export const SOCIAL_LINKS = {
   linkedIn: "https://www.linkedin.com/in/skysteve/",
 };
+
+export const PROJECTS = [{ name: "tic-tac-toe", url: "/tic-tac-toe" }];