mostly finished rewrite

public/node_modules/react-bootstrap/cjs/triggerBrowserReflow.js

@@ -0,0 +1,11 @@
+"use strict";
+
+exports.__esModule = true;
+exports.default = triggerBrowserReflow;
+// reading a dimension prop will cause the browser to recalculate,
+// which will let our animations work
+function triggerBrowserReflow(node) {
+  // eslint-disable-next-line @typescript-eslint/no-unused-expressions
+  node.offsetHeight;
+}
+module.exports = exports.default;