Add prettier as an explicit dev dependency

package-lock.json

@@ -27,6 +27,7 @@
         "eslint-plugin-n": "^15.1.0",
         "eslint-plugin-promise": "^6.0.0",
         "jest": "^28.0.0",
+        "prettier": "^3.5.3",
         "ts-jest": "^28.0.4",
         "typescript": "^4.6.4"
       }
@@ -5067,6 +5068,21 @@
         "node": ">= 0.8.0"
       }
     },
+    "node_modules/prettier": {
+      "version": "3.5.3",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.5.3.tgz",
+      "integrity": "sha512-QQtaxnoDJeAkDvDKWCLiwIXkTgRhwYDEQCghU9Z6q03iyek/rxRh/2lC3HB7P8sWT2xC/y5JDctPLBIGzHKbhw==",
+      "dev": true,
+      "bin": {
+        "prettier": "bin/prettier.cjs"
+      },
+      "engines": {
+        "node": ">=14"
+      },
+      "funding": {
+        "url": "https://github.com/prettier/prettier?sponsor=1"
+      }
+    },
     "node_modules/pretty-format": {
       "version": "28.1.1",
       "resolved": "https://registry.npmjs.org/pretty-format/-/pretty-format-28.1.1.tgz",
@@ -9724,6 +9740,12 @@
       "integrity": "sha512-vkcDPrRZo1QZLbn5RLGPpg/WmIQ65qoWWhcGKf/b5eplkkarX0m9z8ppCat4mlOqUsWpyNuYgO3VRyrYHSzX5g==",
       "dev": true
     },
+    "prettier": {
+      "version": "3.5.3",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.5.3.tgz",
+      "integrity": "sha512-QQtaxnoDJeAkDvDKWCLiwIXkTgRhwYDEQCghU9Z6q03iyek/rxRh/2lC3HB7P8sWT2xC/y5JDctPLBIGzHKbhw==",
+      "dev": true
+    },
     "pretty-format": {
       "version": "28.1.1",
       "resolved": "https://registry.npmjs.org/pretty-format/-/pretty-format-28.1.1.tgz",

package.json

@@ -5,8 +5,8 @@
   "main": "dist/index.js",
   "scripts": {
     "build": "tsc",
-    "format": "prettier --write '**/*.ts'",
-    "format-check": "prettier --check '**/*.ts'",
+    "format": "npx prettier --write '**/*.ts'",
+    "format-check": "npx prettier --check '**/*.ts'",
     "lint": "eslint --fix src/**/*.ts",
     "package": "ncc build --source-map --license licenses.txt",
     "test": "jest --testTimeout=10000",
@@ -36,6 +36,7 @@
     "eslint-plugin-n": "^15.1.0",
     "eslint-plugin-promise": "^6.0.0",
     "jest": "^28.0.0",
+    "prettier": "^3.5.3",
     "ts-jest": "^28.0.4",
     "typescript": "^4.6.4"
   },