fix(mcp): use JSON-compatible invitation dates (#6814)

packages/api/src/mcp-tools.ts

@@ -109,6 +109,7 @@ export function extractMcpToolsFromProcedures<TRoot extends AnyRootTypes, TRecor
       inputValidator,
       inputSchema: normalizeJsonSchema(
         z.toJSONSchema(inputValidator, {
+          io: "input",
           unrepresentable: "any",
         }),
       ),

packages/api/src/router/invite.ts

@@ -56,7 +56,7 @@ export const inviteRouter = createTRPCRouter({
     .requiresPermission("admin")
     .input(
       z.object({
-        expirationDate: z.date(),
+        expirationDate: z.iso.datetime({ offset: true }),
       }),
     )
     .output(z.object({ id: z.string(), token: z.string() }))
@@ -80,7 +80,7 @@ export const inviteRouter = createTRPCRouter({
 
       await ctx.db.insert(invites).values({
         id,
-        expirationDate: input.expirationDate,
+        expirationDate: new Date(input.expirationDate),
         creatorId: ctx.session.user.id,
         token,
       });

packages/api/src/router/test/invite.spec.ts

@@ -123,7 +123,7 @@ describe("create should create a new invite expiring on the specified date with
 
     // Act
     const result = await caller.createInvite({
-      expirationDate,
+      expirationDate: expirationDate.toISOString(),
     });
 
     // Assert