Move toju-app into own its folder

toju-app/src/main.ts

@@ -0,0 +1,21 @@
+import { bootstrapApplication } from '@angular/platform-browser';
+import { appConfig } from './app/app.config';
+import { App } from './app/app';
+import mermaid from 'mermaid';
+
+declare global {
+  interface Window {
+    mermaid: typeof mermaid;
+  }
+}
+
+// Expose mermaid globally for ngx-remark's MermaidComponent
+window.mermaid = mermaid;
+mermaid.initialize({
+  startOnLoad: false,
+  securityLevel: 'loose',
+  theme: 'dark'
+});
+
+bootstrapApplication(App, appConfig)
+  .catch((err) => console.error(err));