feat(patients): standalone new-session page with sectioned UX

Dedicated route /admin/my-patients/:recordUuid/session/new replacing the
modal: insurance & price section (auto-fill from pricing), services,
payment/notes, sticky live summary. New-visit buttons navigate to it.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

assets/admin/pages/MyPatientsPage.tsx

@@ -15,6 +15,7 @@ import { zodResolver } from "@hookform/resolvers/zod";
 import { useMutation, useQuery, useQueryClient } from "@tanstack/react-query";
 import React, { useCallback, useRef, useState } from "react";
 import { useForm } from "react-hook-form";
+import { useNavigate } from "react-router-dom";
 import { toast } from "sonner";
 import { z } from "zod";
 import FeatureGate from "../components/ui/FeatureGate";
@@ -103,6 +104,7 @@ function calcFinalPrice(
 
 function MyPatientsPageInner() {
     const qc = useQueryClient();
+    const navigate = useNavigate();
     const [selectedRecord, setSelectedRecord] = useState<PatientRecord | null>(
         null,
     );
@@ -828,13 +830,7 @@ function MyPatientsPageInner() {
                         </button>
                         <button
                             className="btn primary sm"
-                            onClick={() => {
-                                form.reset();
-                                setSelectedServices([]);
-                                setBaseInsuranceId("");
-                                setSuppInsuranceId("");
-                                setSessionModal(true);
-                            }}
+                            onClick={() => navigate(`/admin/my-patients/${selectedRecord.uuid}/session/new`)}
                         >
                             <PlusIcon style={{ width: 15 }} /> مراجعه جدید
                         </button>
@@ -1005,13 +1001,7 @@ function MyPatientsPageInner() {
                         <button
                             className="btn primary sm"
                             style={{ marginTop: 12 }}
-                            onClick={() => {
-                                form.reset();
-                                setSelectedServices([]);
-                                setBaseInsuranceId("");
-                                setSuppInsuranceId("");
-                                setSessionModal(true);
-                            }}
+                            onClick={() => navigate(`/admin/my-patients/${selectedRecord.uuid}/session/new`)}
                         >
                             <PlusIcon style={{ width: 14 }} /> ثبت اولین مراجعه
                         </button>