Update project structure and enhance build process

- Removed unnecessary entries from .gitignore related to the app/web/dist directory.
- Updated app/web/.gitignore to exclude the dist directory.
- Added rollup-plugin-copy to package.json and updated rollup.config.js to copy static assets during the build process.
- Introduced new CSS and JS files in the dist directory for improved styling and functionality.
- Updated index.html to reference new global CSS and JS files, enhancing the overall user interface.
- Added favicon and other image assets to the dist directory for branding consistency.

app/web/package.json

@@ -13,6 +13,7 @@
     "@rollup/plugin-node-resolve": "^15.0.0",
     "@rollup/plugin-terser": "^0.4.0",
     "rollup": "^3.15.0",
+    "rollup-plugin-copy": "^3.5.0",
     "rollup-plugin-css-only": "^4.3.0",
     "rollup-plugin-livereload": "^2.0.0",
     "rollup-plugin-svelte": "^7.1.2",