fix: étendre la recherche aux identifications

app/Services/DB.php

@@ -29,6 +29,17 @@ final class DB
         $pdo->exec('PRAGMA busy_timeout = 3000;');
         @chmod($dbPath, 0600);
         $pdo->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_ASSOC);
+        $pdo->sqliteCreateFunction(
+            'search_fold',
+            static function (mixed $value): string {
+                $text = mb_strtolower(trim((string) $value), 'UTF-8');
+                $text = strtr($text, ['œ' => 'oe', 'æ' => 'ae', 'ø' => 'o', 'ß' => 'ss']);
+                $ascii = @iconv('UTF-8', 'ASCII//TRANSLIT//IGNORE', $text);
+                return $ascii === false ? $text : strtolower($ascii);
+            },
+            1,
+            PDO::SQLITE_DETERMINISTIC,
+        );
 
         self::$pdo = $pdo;
         return $pdo;