Fix case sensitivity in app folders

app/Core/Database.php

@@ -1,46 +0,0 @@
-<?php
-/**
- * Simple PDO Database Wrapper
- */
-
-declare(strict_types=1);
-
-namespace App\Core;
-
-use PDO;
-use PDOException;
-
-final class Database
-{
-    private static ?PDO $instance = null;
-
-    public static function getInstance(): PDO
-    {
-        if (self::$instance === null) {
-            $config = require APP_PATH . '/config/database.php';
-            
-            $dsn = sprintf(
-                "mysql:host=%s;port=%s;dbname=%s;charset=%s",
-                $config['host'],
-                $config['port'],
-                $config['database'],
-                $config['charset']
-            );
-
-            try {
-                self::$instance = new PDO($dsn, $config['username'], $config['password'], [
-                    PDO::ATTR_ERRMODE            => PDO::ERRMODE_EXCEPTION,
-                    PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
-                    PDO::ATTR_EMULATE_PREPARES   => false,
-                ]);
-            } catch (PDOException $e) {
-                http_response_code(500);
-                header('Content-Type: application/json');
-                echo json_encode(['success' => false, 'message' => 'Database connection failed']);
-                exit;
-            }
-        }
-
-        return self::$instance;
-    }
-}

app/Core/JWT.php

@@ -1,52 +0,0 @@
-<?php
-/**
- * Simple JWT (HMAC SHA256)
- */
-
-declare(strict_types=1);
-
-namespace App\Core;
-
-final class JWT
-{
-    private static function base64UrlEncode(string $data): string
-    {
-        return str_replace(['+', '/', '='], ['-', '_', ''], base64_encode($data));
-    }
-
-    private static function base64UrlDecode(string $data): string
-    {
-        return base64_decode(str_replace(['-', '_'], ['+', '/'], $data));
-    }
-
-    public static function encode(array $payload, string $secret): string
-    {
-        $header = json_encode(['typ' => 'JWT', 'alg' => 'HS256']);
-        $base64UrlHeader = self::base64UrlEncode($header);
-        $base64UrlPayload = self::base64UrlEncode(json_encode($payload));
-        
-        $signature = hash_hmac('sha256', $base64UrlHeader . "." . $base64UrlPayload, $secret, true);
-        $base64UrlSignature = self::base64UrlEncode($signature);
-
-        return $base64UrlHeader . "." . $base64UrlPayload . "." . $base64UrlSignature;
-    }
-
-    public static function decode(string $token, string $secret): ?array
-    {
-        $parts = explode('.', $token);
-        if (count($parts) !== 3) return null;
-
-        [$header, $payload, $signature] = $parts;
-        
-        $expectedSignature = self::base64UrlEncode(hash_hmac('sha256', $header . "." . $payload, $secret, true));
-        
-        if (!hash_equals($expectedSignature, $signature)) return null;
-
-        $decodedPayload = json_decode(self::base64UrlDecode($payload), true);
-        
-        // Check expiry
-        if (isset($decodedPayload['exp']) && $decodedPayload['exp'] < time()) return null;
-
-        return $decodedPayload;
-    }
-}

app/Core/Security.php

@@ -1,21 +0,0 @@
-<?php
-/**
- * Simple Security Helpers
- */
-
-declare(strict_types=1);
-
-namespace App\Core;
-
-final class Security
-{
-    public static function sanitize(string $data): string
-    {
-        return htmlspecialchars(strip_tags(trim($data)));
-    }
-
-    public static function generateRandomString(int $length = 32): string
-    {
-        return bin2hex(random_bytes($length / 2));
-    }
-}

app/Core/Validator.php

@@ -1,25 +0,0 @@
-<?php
-/**
- * Simple Data Validator
- */
-
-declare(strict_types=1);
-
-namespace App\Core;
-
-final class Validator
-{
-    public static function validate(array $data, array $rules): array
-    {
-        $errors = [];
-        foreach ($rules as $field => $rule) {
-            if (str_contains($rule, 'required') && (empty($data[$field]) && $data[$field] !== '0')) {
-                $errors[$field] = "The {$field} field is required.";
-            }
-            if (str_contains($rule, 'email') && !empty($data[$field]) && !filter_var($data[$field], FILTER_VALIDATE_EMAIL)) {
-                $errors[$field] = "The {$field} must be a valid email address.";
-            }
-        }
-        return $errors;
-    }
-}