Initial TTRPG character meta-builder with visual sheet editor.

Offline Electron app seeds 10 system presets, supports create-from-scratch designer with palette/drag/resize/bricks, and exports .ttrpg-system.json for the player.

Co-authored-by: Cursor <cursoragent@cursor.com>

vite.config.ts

@@ -0,0 +1,17 @@
+import { defineConfig } from 'vite';
+import react from '@vitejs/plugin-react';
+import path from 'node:path';
+
+export default defineConfig({
+  root: path.resolve('app/renderer'),
+  plugins: [react()],
+  base: './',
+  build: {
+    outDir: path.resolve('dist/renderer'),
+    emptyOutDir: true,
+  },
+  server: {
+    port: 5174,
+    strictPort: true,
+  },
+});