Add NFC chore submission feature and enhance family settings

- Introduced NFC support for chore submissions, allowing specific person credit after Head of Household approval.
- Updated family settings to include NFC base URL, scan cooldown, and confirmation page options.
- Enhanced chore management with options for anyone to complete chores and NFC link generation.
- Improved API endpoints for handling NFC tokens and chore submissions.
- Updated readme to reflect new NFC features and settings.

api/chore_save.php

@@ -7,7 +7,7 @@ if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
     sendJson(['success' => false, 'error' => 'Method not allowed'], 405);
 }
 
-$people = normalizePeopleList(readJsonFile('people.json'));
+$people = migrateAllPeople(normalizePeopleList(readJsonFile('people.json')));
 $actor = requireActivePerson($people);
 
 $body = readJsonBody();
@@ -37,6 +37,8 @@ if ($id !== '') {
         'author_id' => (string) ($actor['id'] ?? ''),
         'pending_submission' => null,
         'status' => 'active',
+        'anyone_can_complete' => false,
+        'nfc' => normalizeChoreNfcMeta(null),
     ];
     $idx = null;
 }
@@ -68,6 +70,7 @@ $row['description'] = isset($body['description']) ? trim((string) $body['descrip
 $row['image'] = isset($body['image']) ? trim((string) $body['image']) : '';
 $row['lists'] = normalizeChoreLists($body['lists'] ?? []);
 $row['assignee_ids'] = $assigneeIdsClean;
+$row['anyone_can_complete'] = !empty($body['anyone_can_complete']);
 
 $val = isset($body['value']) ? $body['value'] : 0;
 $row['value'] = is_numeric($val) ? max(0.0, (float) $val) : 0.0;