create-app: add a yarn.lock seed file

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

packages/create-app/package.json

@@ -29,7 +29,8 @@
     "clean": "backstage-cli package clean",
     "prepack": "node scripts/prepack.js",
     "postpack": "node scripts/postpack.js",
-    "start": "yarn nodemon --"
+    "start": "yarn nodemon --",
+    "add-lock-seed": "node scripts/add-lock-seed.js"
   },
   "dependencies": {
     "@backstage/cli-common": "workspace:^",
@@ -49,6 +50,7 @@
     "@types/inquirer": "^8.1.3",
     "@types/node": "^18.17.8",
     "@types/recursive-readdir": "^2.2.0",
+    "msw": "^1.0.0",
     "nodemon": "^3.0.1",
     "ts-node": "^10.0.0"
   },