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.

.gitignore

@@ -94,10 +94,6 @@ cmd/benchmark/data
 !contrib/stella/.dockerignore
 !*.jsx
 !*.tsx
-!app/web/dist
-!/app/web/dist
-!/app/web/dist/*
-!/app/web/dist/**
 !bun.lock
 !*.svelte
 # ...even if they are in subdirectories
@@ -122,4 +118,3 @@ pkg/database/testrealy
 /.idea/.name
 /ctxproxy.config.yml
 cmd/benchmark/external/**
-app/web/dist/**