I fixed the filter for all the leads

src/app/(dashboard)/leads/page.tsx

@@ -6,15 +6,21 @@ import { LeadsTable } from "@/components/leads/leads-table"
 import { LeadsTableToolbar } from "@/components/leads/leads-table-toolbar"
 import { LeadFormDialog } from "@/components/leads/lead-form-dialog"
 import { leads } from "@/data/leads"
+import { filterLeadsByPeriod } from "@/lib/date-utils"
 
 export default function LeadsPage() {
   const [search, setSearch] = useState("")
   const [statusFilter, setStatusFilter] = useState("all")
+  const [periodFilter, setPeriodFilter] = useState("all")
   const [createOpen, setCreateOpen] = useState(false)
 
   const filteredLeads = useMemo(() => {
     let result = leads
 
+    if (periodFilter && periodFilter !== "all") {
+      result = filterLeadsByPeriod(result, periodFilter)
+    }
+
     if (search) {
       const q = search.toLowerCase()
       result = result.filter(
@@ -31,7 +37,7 @@ export default function LeadsPage() {
     }
 
     return result
-  }, [search, statusFilter])
+  }, [search, statusFilter, periodFilter])
 
   return (
     <div className="space-y-4">
@@ -47,6 +53,8 @@ export default function LeadsPage() {
             onSearchChange={setSearch}
             statusFilter={statusFilter}
             onStatusFilterChange={setStatusFilter}
+            periodFilter={periodFilter}
+            onPeriodFilterChange={setPeriodFilter}
             onCreateClick={() => setCreateOpen(true)}
           />
         </div>