Introduced GPT/AI service, added dashboard widgets, drag and drop, export import.

frontend/src/App.css

@@ -87,3 +87,79 @@
     transform: rotate(360deg);
   }
 }
+
+/* React Grid Layout Overrides */
+.react-grid-layout {
+  position: relative;
+}
+
+.react-grid-item {
+  transition: all 200ms ease;
+  transition-property: left, top, width, height;
+}
+
+.react-grid-item img {
+  pointer-events: none;
+  user-select: none;
+}
+
+.react-grid-item > .react-resizable-handle {
+  position: absolute;
+  width: 20px;
+  height: 20px;
+}
+
+.react-grid-item > .react-resizable-handle::after {
+  content: "";
+  position: absolute;
+  right: 3px;
+  bottom: 3px;
+  width: 5px;
+  height: 5px;
+  border-right: 2px solid hsl(var(--bc) / 0.4);
+  border-bottom: 2px solid hsl(var(--bc) / 0.4);
+}
+
+.react-resizable-hide > .react-resizable-handle {
+  display: none;
+}
+
+.react-grid-item > .react-resizable-handle.react-resizable-handle-se {
+  bottom: 0;
+  right: 0;
+  cursor: se-resize;
+}
+
+.react-grid-item.resizing {
+  transition: none;
+  z-index: 100;
+  will-change: width, height;
+}
+
+.react-grid-item.react-draggable-dragging {
+  transition: none;
+  z-index: 100;
+  will-change: transform;
+}
+
+.react-grid-item.dropping {
+  visibility: hidden;
+}
+
+.react-grid-item.react-grid-placeholder {
+  background: hsl(var(--p) / 0.2);
+  opacity: 0.2;
+  transition-duration: 100ms;
+  z-index: 2;
+  -webkit-user-select: none;
+  -moz-user-select: none;
+  -ms-user-select: none;
+  -o-user-select: none;
+  user-select: none;
+  border-radius: 0.5rem;
+}
+
+.react-grid-item > .react-resizable-handle::after {
+  border-right: 2px solid hsl(var(--p));
+  border-bottom: 2px solid hsl(var(--p));
+}