fix: resolve all CI lint errors (9 errors → 0)

- Move SortTh outside AdminEmergencyContactIndexPage to fix
  react-hooks/static-components (5 errors)
- Fix ternary expressions used as statements in toggleSection
  and toggleDate (2 @typescript-eslint/no-unused-expressions errors)
- Remove stale eslint-disable-next-line react/no-danger comment
  referencing unregistered rule (1 error)
- Fix pre-existing any type in WiredParentScreens student.map

src/pages/AdminProgressPages.tsx

@@ -37,6 +37,27 @@ type FlatContact = {
   phone: string
 }
 
+type SortKey = keyof Omit<FlatContact, 'contactId' | 'parentId'>
+
+function SortTh({ col, label, sortKey, sortDir, onSort }: {
+  col: SortKey
+  label: string
+  sortKey: SortKey
+  sortDir: 'asc' | 'desc'
+  onSort: (col: SortKey) => void
+}) {
+  const active = sortKey === col
+  return (
+    <th
+      role="button"
+      style={{ cursor: 'pointer', userSelect: 'none', whiteSpace: 'nowrap' }}
+      onClick={() => onSort(col)}
+    >
+      {label} <span className="text-muted small">{active ? (sortDir === 'asc' ? '▲' : '▼') : '⇅'}</span>
+    </th>
+  )
+}
+
 export function AdminEmergencyContactIndexPage() {
   const [groups, setGroups] = useState<EmergencyContactGroupRow[]>([])
   const [error, setError] = useState<string | null>(null)
@@ -97,19 +118,6 @@ export function AdminEmergencyContactIndexPage() {
     })
   }, [flatRows, search, sortKey, sortDir])
 
-  function SortTh({ col, label }: { col: typeof sortKey; label: string }) {
-    const active = sortKey === col
-    return (
-      <th
-        role="button"
-        style={{ cursor: 'pointer', userSelect: 'none', whiteSpace: 'nowrap' }}
-        onClick={() => toggleSort(col)}
-      >
-        {label} <span className="text-muted small">{active ? (sortDir === 'asc' ? '▲' : '▼') : '⇅'}</span>
-      </th>
-    )
-  }
-
   return (
     <PageShell title="Emergency Contact Information">
       {error ? <div className="alert alert-danger">{error}</div> : null}
@@ -132,11 +140,11 @@ export function AdminEmergencyContactIndexPage() {
         <table className="table table-bordered table-striped align-middle">
           <thead className="table-dark">
             <tr>
-              <SortTh col="parentName" label="Parent Name" />
-              <SortTh col="students" label="Students" />
-              <SortTh col="contactName" label="Contact Name" />
-              <SortTh col="relation" label="Relation" />
-              <SortTh col="phone" label="Phone" />
+              <SortTh col="parentName" label="Parent Name" sortKey={sortKey} sortDir={sortDir} onSort={toggleSort} />
+              <SortTh col="students" label="Students" sortKey={sortKey} sortDir={sortDir} onSort={toggleSort} />
+              <SortTh col="contactName" label="Contact Name" sortKey={sortKey} sortDir={sortDir} onSort={toggleSort} />
+              <SortTh col="relation" label="Relation" sortKey={sortKey} sortDir={sortDir} onSort={toggleSort} />
+              <SortTh col="phone" label="Phone" sortKey={sortKey} sortDir={sortDir} onSort={toggleSort} />
               <th>Actions</th>
             </tr>
           </thead>

src/pages/AdministratorToolPages.tsx

@@ -1350,7 +1350,7 @@ export function AdminClassAssignmentPage() {
   function toggleSection(key: string) {
     setExpandedSections((prev) => {
       const next = new Set(prev)
-      next.has(key) ? next.delete(key) : next.add(key)
+      if (next.has(key)) next.delete(key); else next.add(key)
       return next
     })
   }

src/pages/family/FamilyLegacyImportPage.tsx

@@ -116,7 +116,6 @@ export function FamilyLegacyImportPage() {
           {meta?.instructions_html ? (
             <div
               className="small"
-              // eslint-disable-next-line react/no-danger -- API-provided HTML when present
               dangerouslySetInnerHTML={{ __html: meta.instructions_html }}
             />
           ) : (

src/pages/parent/WiredParentScreens.tsx

@@ -515,7 +515,7 @@ export function ParentReportAttendancePage() {
             <select name="student_id" className="form-control" required>
               <option value="">Select student</option>
               {Array.isArray(data?.students)
-                ? data.students.map((student: any) => (
+                ? data.students.map((student: { id: number; firstname: string; lastname: string }) => (
                     <option key={student.id} value={student.id}>
                       {student.firstname} {student.lastname}
                     </option>

src/pages/slips/SlipPreviewListPage.tsx

@@ -113,7 +113,7 @@ export function SlipPreviewListPage() {
   function toggleDate(dateKey: string) {
     setExpandedDates((prev) => {
       const next = new Set(prev)
-      next.has(dateKey) ? next.delete(dateKey) : next.add(dateKey)
+      if (next.has(dateKey)) next.delete(dateKey); else next.add(dateKey)
       return next
     })
   }