add @prisma/client dependency

@@ -13,6 +13,7 @@
   "license": "ISC",
   "homepage": "https://bitbucket.org/vel1024/capstone2#readme",
   "dependencies": {
+    "@prisma/client": "^2.0.0-beta.2",
     "dotenv": "^8.2.0",
     "graphql-tools": "^4.0.7",
     "graphql-yoga": "^1.18.3",
@@ -22,6 +23,7 @@
     "@babel/core": "^7.9.0",
     "@babel/node": "^7.8.7",
     "@babel/preset-env": "^7.9.0",
+    "@prisma/cli": "^2.0.0-beta.2",
     "morgan": "^1.10.0",
     "nodemon": "^2.0.2"
   }