Improve API token expiration handling by adding date and time validation and ensuring consistent expiresAt data type.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 9111ef36-26c8-4085-84ca-a35dc1fec1b5
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/7083d608-d6d3-4a6a-9a27-6286c5109627/97ca9771-6ea6-4874-95e0-c9ca04f36ec8.jpg

client/src/pages/api-tokens.tsx

@@ -79,7 +79,9 @@ const tokenFormSchema = z.object({
   role: z.string().min(1, "Role is required"),
   expiresIn: z.string().optional(),
   customDate: z.date().optional(),
-  customTime: z.string().optional(),
+  customTime: z.string().regex(/^([01]?[0-9]|2[0-3]):[0-5][0-9]$/, {
+    message: "Time must be in 24-hour format HH:MM"
+  }).optional(),
 }).refine((data) => {
   // If custom expiration is selected, a date must be provided
   if (data.expiresIn === 'custom' && !data.customDate) {
@@ -89,6 +91,19 @@ const tokenFormSchema = z.object({
 }, {
   message: "Please select a date for the custom expiration",
   path: ["customDate"]
+}).refine((data) => {
+  // If a custom date is provided, validate it's in the future
+  if (data.customDate) {
+    const now = new Date();
+    const dateOnly = new Date(data.customDate);
+    dateOnly.setHours(0, 0, 0, 0);
+    now.setHours(0, 0, 0, 0);
+    return dateOnly >= now;
+  }
+  return true;
+}, {
+  message: "Expiration date must be in the future",
+  path: ["customDate"]
 });
 
 export default function ApiTokensPage() {