feat: add gear and weapon renders

src/lib/components/GameDataRenderUploadField.svelte

@@ -0,0 +1,16 @@
+<script lang="ts">
+	import ImageUploadInput from '$lib/components/ImageUploadInput.svelte';
+
+	let {
+		currentUrl = '',
+		label = 'ITEM RENDER',
+		resetToken = 0
+	}: { currentUrl?: string | null; label?: string; resetToken?: string | number } = $props();
+</script>
+
+<fieldset class="game-data-render-upload">
+	<legend>{label}</legend>
+	<ImageUploadInput name="render" accept="image/png,image/webp,image/avif,image/jpeg" {currentUrl} {resetToken} emptyLabel="NO RENDER ASSIGNED" browseLabel={currentUrl ? 'REPLACE RENDER' : 'ADD RENDER'}/>
+	{#if currentUrl}<label class="render-remove"><input name="removeRender" type="checkbox" value="1"/><span>REMOVE CURRENT RENDER</span></label>{/if}
+	<small>OPTIONAL · PNG, WEBP, AVIF, OR JPEG · CENTER-CROPPED TO 1000 × 1000 WEBP · NO BACKGROUND REMOVAL</small>
+</fieldset>