Move Electron app entrypoint, handle launch errors

src/common/globals.ts

@@ -0,0 +1,24 @@
+import * as path from 'node:path';
+import createDebug from 'debug';
+import dotenv from 'dotenv';
+import dotenvExpand from 'dotenv-expand';
+import { paths } from '../util/storage.js';
+
+let done = false;
+
+export function init() {
+    if (done) {
+        throw new Error('Attempted to initialise global data twice');
+    }
+
+    done = true;
+
+    dotenvExpand.expand(dotenv.config({
+        path: path.join(paths.data, '.env'),
+    }));
+    if (process.env.NXAPI_DATA_PATH) dotenvExpand.expand(dotenv.config({
+        path: path.join(process.env.NXAPI_DATA_PATH, '.env'),
+    }));
+
+    if (process.env.DEBUG) createDebug.enable(process.env.DEBUG);
+}