feat: start implement image upload and cropper

src/components/panel/PanelPreview.svelte

@@ -0,0 +1,25 @@
+<script lang="ts">
+  import Card from "$components/layout/Card.svelte";
+  import Badge from "$components/ui/Badge.svelte";
+  import IconArrowLeft from "$components/ui/Icons/IconArrowLeft.svelte";
+  import IconArrowRight from "$components/ui/Icons/IconArrowRight.svelte";
+</script>
+
+{#snippet panelTitle()}
+  Панели <Badge text="0" />
+{/snippet}
+
+{#snippet panelControls()}
+  <button id="prevPanel" class="nav-btn" disabled>
+    <IconArrowLeft />
+  </button>
+  <span id="panelIndicator" class="panel-indicator">0 / 0</span>
+  <button id="nextPanel" class="nav-btn" disabled>
+    <IconArrowRight />
+  </button>
+{/snippet}
+
+<Card title={panelTitle} titleSnippet={panelControls}>Панели</Card>
+
+<style>
+</style>