add get cards price model

schema/20190122-1.sql

@@ -0,0 +1,8 @@
+alter table card_price
+	add id uuid default uuid_generate_v4() not null;
+
+alter table card_price
+	add constraint card_price_pk
+		primary key (id);
+
+

schema/dbVersion.json

@@ -3,7 +3,8 @@
     {"file": "main.sql", "version": 1},
     {"file": "20190106-1.sql", "version": 2},
     {"file": "20190115-1.sql", "version": 3},
-    {"file": "20190116-1.sql", "version": 4}
+    {"file": "20190116-1.sql", "version": 4},
+    {"file": "20190122-1.sql", "version": 5}
   ],
   "test": []
 }