Add notepad

esbuild.js

@@ -0,0 +1,44 @@
+#!/usr/bin/env node
+// @ts-check
+const { build } = require("esbuild")
+const sassPlugin = require("esbuild-plugin-sass")
+const { nodeBuiltIns } = require("esbuild-node-builtins")
+
+const args = process.argv.slice(2)
+
+build({
+  bundle: true,
+  define: {
+    "process.browser": "true",
+    "process.env.BLUEPRINT_NAMESPACE": '"bp4"',
+    global: "globalThis",
+  },
+  entryPoints: ["electron/app/index.tsx"],
+  inject: ["./scripts/react-shim.js"],
+  outdir: "electron/bundled",
+  external: ["path", "glob", "fs", "util"],
+  jsxFactory: "esbuildCreateElement",
+  jsxFragment: "esbuildFragment",
+  plugins: [
+    sassPlugin(),
+    nodeBuiltIns({
+      include: ["path", "fs"],
+    }),
+  ],
+  target: ["chrome90"],
+  tsconfig: "./tsconfig.json",
+  sourcemap: "inline",
+  minify: process.env.NODE_ENV === "production",
+  banner: {
+    js: "/* eslint-disable */",
+  },
+  loader: {
+    ".png": "file",
+    ".eot": "file",
+    ".svg": "file",
+    ".woff": "file",
+    ".woff2": "file",
+    ".ttf": "file",
+  },
+  watch: args.includes("-w") || args.includes("--watch"),
+})