Add readme to vue-5 lesson

Author: VadimCpp

vue-5-dynamic-data/README.md

@@ -0,0 +1,13 @@
+## Check if data exists
+
+Visit [http://rest.learncode.academy/api/vue-5/friends](http://rest.learncode.academy/api/vue-5/friends) to see the data.
+
+## Add data via curl
+
+Open console and perform commands:
+
+1. `curl -H "Content-Type:application/json" -X POST -d '{"name":"Will"}' http://rest.learncode.academy/api/vue-5/friends`
+2. `curl -H "Content-Type:application/json" -X POST -d '{"name":"Will"}' http://rest.learncode.academy/api/vue-5/friends`
+3. `curl -H "Content-Type:application/json" -X POST -d '{"name":"Will"}' http://rest.learncode.academy/api/vue-5/friends`
+
+Then visit [http://rest.learncode.academy/api/vue-5/friends](http://rest.learncode.academy/api/vue-5/friends) and ensure the data has been added.