license, API - prepare to run from dbgate npm package

packages/api/package.json

@@ -9,7 +9,7 @@
   },
   "funding": "https://www.paypal.com/paypalme/JanProchazkaCz/30eur",
   "author": "Jan Prochazka",
-  "license": "GPL",
+  "license": "MIT",
   "keywords": [
     "sql",
     "json",

packages/api/src/index.js

@@ -18,4 +18,7 @@ if (argument && argument.endsWith('Process')) {
   main.start(argument);
 }
 
-module.exports = shell;
+module.exports = {
+  ...shell,
+  mainModule: main,
+};