Add missing dependencies

Author: stevebux

package-lock.json

@@ -9,15 +9,21 @@
     "@aws-sdk/lib-dynamodb": "^3.858.0",
     "@nhsdigital/nhs-notify-event-schemas-letter-rendering": "^2.0.1",
     "@pact-foundation/pact": "^16.0.4",
+    "@pact-foundation/pact-core": "^17.0.2",
     "@playwright/test": "^1.57.0",
     "allure-js-commons": "^3.3.3",
     "dotenv": "^17.2.2",
+    "express": "^4.16.4",
+    "graphql": "^16.11.0",
+    "graphql-tag": "^2.12.6",
     "md5": "^2.3.0",
     "openapi-response-validator": "^12.1.3",
     "pino": "^10.1.0",
     "pino-pretty": "^13.1.3",
     "playwright": "^1.54.2",
     "playwright-core": "^1.54.2",
+    "ramda": "^0.32.0",
+    "randexp": "^0.5.3",
     "undici-types": "^7.10.0",
     "zod": "^4.1.11"
   },