diff --git a/runners/nodejs/src/index.ts b/runners/nodejs/src/index.ts
new file mode 100644
index 0000000..02cff2d
--- /dev/null
+++ b/runners/nodejs/src/index.ts
@@ -0,0 +1,6 @@
+import { Arguments } from "./runtime/arguments";
+import { Reader } from "./interfaces/reader";
+import { Writer } from "./interfaces/writer";
+import { Processor } from "./interfaces/processor";
+
+export { Arguments, Reader, Writer, Processor };
diff --git a/runners/nodejs/tsconfig.json b/runners/nodejs/tsconfig.json
index edf5b01..df35b80 100644
--- a/runners/nodejs/tsconfig.json
+++ b/runners/nodejs/tsconfig.json
@@ -49,10 +49,10 @@
     // "maxNodeModuleJsDepth": 1,                        /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */
 
     /* Emit */
-    // "declaration": true                               /* Generate .d.ts files from TypeScript and JavaScript files in your project. */,
-    // "declarationMap": true                            /* Create sourcemaps for d.ts files. */,
+    "declaration": true /* Generate .d.ts files from TypeScript and JavaScript files in your project. */,
+    "declarationMap": true /* Create sourcemaps for d.ts files. */,
     // "emitDeclarationOnly": true,                      /* Only output d.ts files and not JavaScript files. */
-    // "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */
+    "sourceMap": true /* Create source map files for emitted JavaScript files. */,
     // "inlineSourceMap": true,                          /* Include sourcemap files inside the emitted JavaScript. */
     // "outFile": "",                                    /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */
     "outDir": "./build/" /* Specify an output folder for all emitted files. */,