update readme and add .vscode

frontend/src/components/TimeInput.svelte

@@ -0,0 +1,20 @@
+<script lang="ts">
+  import { Input } from "flowbite-svelte";
+
+  let { value }: { value: Date } = $props();
+
+  const formatDateTimeLocal = (date: Date) => {
+    const pad = (num) => num.toString().padStart(2, "0");
+    return `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(date.getDate())}T${pad(date.getHours())}:${pad(date.getMinutes())}`;
+  };
+</script>
+
+<Input
+  type="datetime-local"
+  value={formatDateTimeLocal(value)}
+  onchange={(e) => {
+    // @ts-ignore
+    value = new Date(e.target.value);
+  }}
+  required
+/>