implemented display of document positions

frontend/src/routes/document/Position.svelte

@@ -0,0 +1,26 @@
+<script>
+    import { useTinyRouter } from 'svelte-tiny-router';
+    import { onMount } from 'svelte';
+    import { t } from '../../translations.svelte.js';
+
+    var { currency, pos = $bindable(null) } = $props();
+
+    console.log(pos);
+</script>
+{#if pos}
+    <tr>
+        <td>{pos.number}</td>
+        <td>{pos.item}</td>
+        <td>{pos.title}</td>
+        <td>{pos.amount}</td>
+        <td>{pos.unit}</td>
+        <td>{pos.unit_price/100}&nbsp;{currency}</td>
+        <td>{pos.net_price/100}&nbsp;{currency}</td>
+        <td>{pos.tax}&nbsp;%</td>
+    </tr>
+    <tr>
+        <td class="error">buttons</td>
+        <td colspan="6">{@html pos.description}</td>
+        <td></td>
+    </tr>
+{/if}