Try two

insert-efb.js

@@ -0,0 +1,25 @@
+const fs = require("fs");
+const insertLine = require("insert-line");
+const util = require("node:util");
+const exec = util.promisify(require("node:child_process").exec);
+
+const outFile =
+  "./PackageSources/html_ui/Pages/VCockpit/Instruments/aircraft_efb/TFDi_MD11_efb/efb.js";
+const startLine = 42709;
+
+fs.copyFileSync("./efb.js", outFile);
+
+exec("git apply efb.patch").then(({stdout, stderr}) => {
+  console.log("stdout:", stdout);
+  console.error("stderr:", stderr);
+
+  insertLine(outFile)
+    .contentSync(
+      `
+var reactExports = __toESM(require_react());
+var jsxRuntimeExports = __toESM(require_jsx_runtime());
+`,
+      { overwrite: true }
+    )
+    .at(startLine);
+});