feat: initial ChatUI modular con arbol de temas, chat n8n y KeyNotes editables

nginx.conf

@@ -0,0 +1,20 @@
+server {
+    listen 80;
+    server_name _;
+    root /usr/share/nginx/html;
+    index index.html;
+
+    location / {
+        try_files $uri $uri/ /index.html;
+    }
+
+    location = /config.js {
+        add_header Cache-Control "no-store, no-cache, must-revalidate";
+        expires off;
+    }
+
+    location ~* \.(?:js|css|svg|png|jpg|jpeg|gif|ico|woff2?)$ {
+        expires 7d;
+        add_header Cache-Control "public, max-age=604800";
+    }
+}