chore: creating initial tests setup

package.json

@@ -42,23 +42,30 @@
     "format": "prettier --log-level warn --write \"**/*.{js,json,jsx,md,ts,tsx,html}\"",
     "format:check": "prettier --check \"**/*.{js,json,jsx,md,ts,tsx,html}\"",
     "test:unit": "node --import tsx --test ./test/unit/*.test.ts",
+    "test:unit:watch": "node --import tsx --test --watch ./test/unit/*.test.ts",
     "test": "pnpm run test:unit && pnpm run lint && pnpm run format:check",
     "lcov": "node --import tsx --test --experimental-test-coverage --test-reporter=lcov --test-reporter-destination=coverage/lcov.info ./test/unit/*.test.ts",
     "generate-docs": "typedoc",
     "dev": "DEBUG=cloudflare-queue-consumer tsx ./example/index.ts"
   },
   "devDependencies": {
-    "@types/node": "^20.11.25",
-    "eslint": "^8.57.0",
-    "eslint-config-iplayer": "^9.2.0",
-    "eslint-config-prettier": "^9.1.0",
-    "prettier": "^3.2.5",
-    "tsx": "^4.7.1",
-    "typedoc": "^0.25.12",
-    "typescript": "^5.4.2"
+    "@types/node": "20.11.25",
+    "@types/sinon": "17.0.3",
+    "chai": "5.1.0",
+    "chai-nock": "1.3.0",
+    "eslint": "8.57.0",
+    "eslint-config-iplayer": "9.2.0",
+    "eslint-config-prettier": "9.1.0",
+    "nock": "14.0.0-beta.5",
+    "p-event": "6.0.1",
+    "prettier": "3.2.5",
+    "sinon": "17.0.1",
+    "tsx": "4.7.1",
+    "typedoc": "0.25.12",
+    "typescript": "5.4.2"
   },
   "dependencies": {
-    "debug": "^4.3.4"
+    "debug": "4.3.4"
   },
   "eslintConfig": {
     "extends": [