fix(ui): tighten date parsing and back navigation

Entire-Checkpoint: fea62b38d8c7

vite-frontend/src/components/icons.tsx

@@ -259,3 +259,29 @@ export const SettingsIcon = ({
     />
   </svg>
 );
+
+export const BackIcon = ({
+  size = 24,
+  width,
+  height,
+  ...props
+}: IconSvgProps) => (
+  <svg
+    aria-hidden="true"
+    focusable="false"
+    height={size || height}
+    role="presentation"
+    viewBox="0 0 24 24"
+    width={size || width}
+    {...props}
+  >
+    <path
+      d="M15 19l-7-7 7-7"
+      fill="none"
+      stroke="currentColor"
+      strokeLinecap="round"
+      strokeLinejoin="round"
+      strokeWidth="2"
+    />
+  </svg>
+);