refactor: remove handbook sync state and related functionality

src/pages/Admin/index.jsx

@@ -31,7 +31,6 @@ const Admin = () => {
   const [saveStatus, setSaveStatus] = useState(null);
 
   const [resetConfirmText, setResetConfirmText] = useState('');
-  const [resetIncludeHandbook, setResetIncludeHandbook] = useState(true);
   const [resetIncludeProgress, setResetIncludeProgress] = useState(false);
   const [isResetting, setIsResetting] = useState(false);
   const [resetReport, setResetReport] = useState(null);
@@ -69,7 +68,6 @@ const Admin = () => {
     setResetReport(null);
     try {
       const report = await db.resetForSmokeTest({
-        includeHandbookState: resetIncludeHandbook,
         includeProgress: resetIncludeProgress,
       });
       setResetReport(report);
@@ -317,15 +315,6 @@ const Admin = () => {
                 </div>
 
                 <div className="space-y-2">
-                  <label className="flex items-center gap-2 text-sm cursor-pointer">
-                    <input
-                      type="checkbox"
-                      checked={resetIncludeHandbook}
-                      onChange={(e) => setResetIncludeHandbook(e.target.checked)}
-                      className="rounded bg-bg-warm border-transparent focus:ring-0 text-teal"
-                    />
-                    Also clear handbook sync state (so &quot;Sync Employee Handbook&quot; re-processes every file)
-                  </label>
                   <label className="flex items-center gap-2 text-sm cursor-pointer">
                     <input
                       type="checkbox"