feat: extract MediaController, wire into Dispatcher, delete media.php

app/tests/Unit/RateLimitTest.php

@@ -0,0 +1,54 @@
+<?php
+/**
+ * Rate Limit Test
+ * Tests rate limiting functionality
+ */
+
+require_once __DIR__ . '/../../src/RateLimit.php';
+
+echo "Rate Limit Test\n";
+echo "===============\n\n";
+
+try {
+    // Test 1: Rate limit initialization
+    echo "Test 1: Rate Limit Initialization\n";
+    $rateLimit = new RateLimit(5, 60); // 5 requests per minute
+    echo "✓ PASS: RateLimit object created\n\n";
+
+    // Test 2: Check method exists and works
+    echo "Test 2: Check Method\n";
+    $allowed = $rateLimit->check();
+    if (is_bool($allowed)) {
+        echo "✓ PASS: check() returns boolean (allowed: " . ($allowed ? 'yes' : 'no') . ")\n\n";
+    } else {
+        throw new Exception("check() did not return boolean");
+    }
+
+    // Test 3: Headers method
+    echo "Test 3: Send Headers Method\n";
+    ob_start();
+    $rateLimit->sendHeaders();
+    ob_end_clean();
+    echo "✓ PASS: sendHeaders() executed without error\n\n";
+
+    // Test 4: Get reset time
+    echo "Test 4: Get Reset Time\n";
+    $resetTime = $rateLimit->getResetTime();
+    if (is_int($resetTime) && $resetTime >= 0) {
+        echo "✓ PASS: getResetTime() returns valid value ($resetTime seconds)\n\n";
+    } else {
+        throw new Exception("Invalid reset time");
+    }
+
+    // Test 5: Cleanup method
+    echo "Test 5: Cleanup Method\n";
+    $rateLimit->cleanup();
+    echo "✓ PASS: cleanup() executed without error\n\n";
+
+    echo "✅ All rate limit tests passed!\n";
+    return true;
+
+} catch (Exception $e) {
+    echo "❌ FAIL: " . $e->getMessage() . "\n";
+    return false;
+}