no more Node/npm related stuff! (ref. #29)

package.json

@@ -1,27 +0,0 @@
-{
-  "jest": {
-    "collectCoverageFrom": [
-      "**/*.js",
-      "!**/plugins/**/cli.js",
-      "!**/__denotests__/**",
-      "!**/node_modules/**",
-      "!**/lib/**"
-    ],
-    "coverageReporters": [
-      "text",
-      "text-summary",
-      "cobertura"
-    ],
-    "testMatch": [
-      "**/__tests__/**/*.test.js"
-    ]
-  },
-  "devDependencies": {
-    "eslint": "^7.32.0",
-    "jest": "^27.0.6",
-    "jest-junit": "^12.2.0",
-    "node-fetch": "^2.6.1",
-    "service-worker-mock": "^2.0.5"
-  },
-  "dependencies": {}
-}