feat: Add initial setup page and functionality for admin account creation

- Created setup.html for the initial configuration of the admin account.
- Implemented setup.js to handle form submission and validation.
- Added logo images for branding.
- Introduced storage.js for API data handling (load, save, remove).
- Added styles.css for consistent styling across the application.

docker-compose.yml

@@ -0,0 +1,15 @@
+services:
+  ap-pos:
+    image: marcogll/ap-pos:latest
+    container_name: ap-pos
+    restart: unless-stopped
+    ports:
+      - "3111:3111"
+    environment:
+      NODE_ENV: production
+    volumes:
+      - ap_pos_data:/app/data
+
+volumes:
+  ap_pos_data:
+