added db.json and readme

db.json

@@ -0,0 +1,9 @@
+{
+    "users": [
+      { "id": 1, "phone": "01234567891", "password": "123456789" }
+    ],
+    "comments": [
+      { "id": 1, "body": "some comment", "postId": 1 }
+    ],
+    "profile": { "name": "typicode" }
+  }

readme.md

@@ -0,0 +1 @@
+# JSON Server for IZYIM