Restrict team_role and brands to admin-only editing

- Remove team_role and brands from profile completion wizard
- Lock team_role and brands fields when user edits own profile
- Remove team_role and brands from PATCH /users/me/profile endpoint
- Profile completeness now checks name instead of team_role

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

client/src/components/TeamMemberPanel.jsx

@@ -235,7 +235,14 @@ export default function TeamMemberPanel({ member, isEditingSelf, onClose, onSave
             <div className="grid grid-cols-2 gap-3">
               <div>
                 <label className="block text-xs font-medium text-text-tertiary mb-1">{t('team.teamRole')}</label>
-                {userRole === 'manager' && isCreateMode && !isEditingSelf ? (
+                {isEditingSelf ? (
+                  <input
+                    type="text"
+                    value={ROLES.find(r => r.value === form.role)?.label || form.role || '—'}
+                    disabled
+                    className="w-full px-3 py-2 text-sm border border-border rounded-lg bg-surface-tertiary text-text-tertiary cursor-not-allowed"
+                  />
+                ) : userRole === 'manager' && isCreateMode ? (
                   <>
                     <input
                       type="text"
@@ -269,6 +276,11 @@ export default function TeamMemberPanel({ member, isEditingSelf, onClose, onSave
 
             <div ref={brandsDropdownRef} className="relative">
               <label className="block text-xs font-medium text-text-tertiary mb-1">{t('team.brands')}</label>
+              {isEditingSelf ? (
+                <div className="w-full px-3 py-2 text-sm border border-border rounded-lg bg-surface-tertiary text-text-tertiary cursor-not-allowed">
+                  {(form.brands || []).length === 0 ? '—' : (form.brands || []).join(', ')}
+                </div>
+              ) : <>
               <button
                 type="button"
                 onClick={() => setShowBrandsDropdown(prev => !prev)}
@@ -328,6 +340,7 @@ export default function TeamMemberPanel({ member, isEditingSelf, onClose, onSave
                   )}
                 </div>
               )}
+              </>}
             </div>
 
             {/* Modules toggle */}