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/dist/global.css

@@ -0,0 +1,69 @@
+html,
+body {
+  position: relative;
+  width: 100%;
+  height: 100%;
+}
+
+body {
+  color: #333;
+  margin: 0;
+  padding: 8px;
+  box-sizing: border-box;
+  font-family:
+    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu,
+    Cantarell, "Helvetica Neue", sans-serif;
+}
+
+a {
+  color: rgb(0, 100, 200);
+  text-decoration: none;
+}
+
+a:hover {
+  text-decoration: underline;
+}
+
+a:visited {
+  color: rgb(0, 80, 160);
+}
+
+label {
+  display: block;
+}
+
+input,
+button,
+select,
+textarea {
+  font-family: inherit;
+  font-size: inherit;
+  -webkit-padding: 0.4em 0;
+  padding: 0.4em;
+  margin: 0 0 0.5em 0;
+  box-sizing: border-box;
+  border: 1px solid #ccc;
+  border-radius: 2px;
+}
+
+input:disabled {
+  color: #ccc;
+}
+
+button {
+  color: #333;
+  background-color: #f4f4f4;
+  outline: none;
+}
+
+button:disabled {
+  color: #999;
+}
+
+button:not(:disabled):active {
+  background-color: #ddd;
+}
+
+button:focus {
+  border-color: #666;
+}