get tests passing in the browser

packages/nostr/webpack.config.js

@@ -0,0 +1,31 @@
+const fs = require("fs")
+
+const entry = {
+  lib: "./src/index.ts",
+}
+
+for (const file of fs.readdirSync("./test/")) {
+  if (/.ts$/.test(file)) {
+    const name = file.replace(/.ts$/, "")
+    entry[`test/${name}`] = `./test/${file}`
+  }
+}
+
+module.exports = {
+  mode: process.env.NODE_ENV || "development",
+  devtool: "inline-source-map",
+  entry,
+  resolve: {
+    extensions: [".ts", ".js"],
+    fallback: {
+      crypto: false,
+    },
+  },
+  module: {
+    rules: [{ test: /\.ts$/, use: "ts-loader" }],
+  },
+  output: {
+    filename: "[name].js",
+    path: `${__dirname}/dist`,
+  },
+}