docs: Guides korrigiert (not_found, Snapshot-Gesamtgrenze, Schleifen-Warnungen) und LoopGuideTest enger an den Code gebunden

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

tests/Unit/Guides/LoopGuideTest.php

@@ -4,6 +4,7 @@ declare(strict_types=1);
 
 namespace LIT\MCP\Tests\Unit\Guides;
 
+use LIT\MCP\Integrations\Divi\Compose\Placeholders;
 use PHPUnit\Framework\TestCase;
 use RecursiveDirectoryIterator;
 use RecursiveIteratorIterator;
@@ -53,16 +54,22 @@ final class LoopGuideTest extends TestCase
 
     public function testRefusalPhrasesAreTheOnesTheCodeSays(): void
     {
+        // Only string literals count (no comments), matched exactly including case.
         $code = '';
         $files = new RecursiveIteratorIterator(new RecursiveDirectoryIterator(self::root() . '/src'));
         foreach ($files as $file) {
-            if (str_ends_with((string) $file, '.php')) {
-                $code .= (string) file_get_contents((string) $file);
+            if (! str_ends_with((string) $file, '.php')) {
+                continue;
+            }
+            foreach (token_get_all((string) file_get_contents((string) $file)) as $token) {
+                if (is_array($token) && in_array($token[0], [T_CONSTANT_ENCAPSED_STRING, T_ENCAPSED_AND_WHITESPACE], true)) {
+                    $code .= $token[1] . "\n";
+                }
             }
         }
 
         foreach (self::PHRASES as $phrase) {
-            self::assertNotFalse(mb_stripos($code, $phrase), 'no source says "' . $phrase . '"');
+            self::assertNotFalse(mb_strpos($code, $phrase), 'no source string says "' . $phrase . '"');
         }
     }
 
@@ -72,6 +79,7 @@ final class LoopGuideTest extends TestCase
         self::assertNotEmpty($examples[1], 'the guides show no {{loop:…}} example');
         foreach (array_unique($examples[1]) as $name) {
             self::assertContains('loop_' . $name, self::DIVI_LOOP_OPTIONS, '{{loop:' . $name . '}} is no Divi option');
+            self::assertSame('loop_' . $name, Placeholders::LOOP[$name] ?? null, '{{loop:' . $name . '}} is not in Placeholders::LOOP');
         }
     }
 }