Revert "Use files property in package.json instead of .npmignore (#5274)"

This reverts commit acb8125.

Author: watson

.npmignore

@@ -0,0 +1,21 @@
+*
+!ext/**/*
+!packages/*/lib/**/*
+!packages/*/src/**/*
+!packages/*/index.js
+!scripts/preinstall.js
+!vendor/**/*
+!LICENSE
+!LICENSE-3rdparty.csv
+!README.md
+!index.d.ts
+!index.js
+!esbuild.js
+!init.js
+!initialize.mjs
+!loader-hook.mjs
+!register.js
+!package.json
+!cypress/**/*
+!ci/**/*
+!version.js

esbuild.js

@@ -1,3 +1,5 @@
 'use strict'
 
+// TODO: It shouldn't be necessary to disable n/no-unpublished-require - Research
+// eslint-disable-next-line n/no-unpublished-require
 module.exports = require('./packages/datadog-esbuild/index.js')

index.js

@@ -1,3 +1,5 @@
 'use strict'
 
+// TODO: It shouldn't be necessary to disable n/no-unpublished-require - Research
+// eslint-disable-next-line n/no-unpublished-require
 module.exports = require('./packages/dd-trace')

init.js

@@ -2,6 +2,8 @@
 
 /* eslint-disable no-var */
 
+// TODO: It shouldn't be necessary to disable n/no-unpublished-require - Research
+// eslint-disable-next-line n/no-unpublished-require
 var guard = require('./packages/dd-trace/src/guardrails')
 
 module.exports = guard(function () {

package.json

@@ -80,24 +80,6 @@
   "engines": {
     "node": ">=18"
   },
-  "files": [
-    "ci/**/*",
-    "cypress/**/*",
-    "esbuild.js",
-    "ext/**/*",
-    "index.d.ts",
-    "init.js",
-    "initialize.mjs",
-    "LICENSE-3rdparty.csv",
-    "loader-hook.mjs",
-    "packages/*/index.js",
-    "packages/*/lib/**/*",
-    "packages/*/src/**/*",
-    "register.js",
-    "scripts/preinstall.js",
-    "vendor/**/*",
-    "version.js"
-  ],
   "dependencies": {
     "@datadog/libdatadog": "^0.4.0",
     "@datadog/native-appsec": "8.4.0",