Nomad changes

docs/snippets/php/plugins/word_count_processor.md

@@ -0,0 +1,63 @@
+```php title="PHP"
+<?php declare(strict_types=1);
+
+use Kreuzberg\Kreuzberg;
+
+class WordCountProcessor implements PostProcessor {
+    public function name(): string {
+        return "word-count";
+    }
+
+    public function version(): string {
+        return "1.0.0";
+    }
+
+    public function initialize(): void {
+        // Initialize word counting resources
+    }
+
+    public function shutdown(): void {
+        // Cleanup resources
+    }
+
+    public function process(object &$result, object $config): void {
+        $wordCount = count(preg_split('/\s+/', trim($result->content), -1, PREG_SPLIT_NO_EMPTY));
+
+        // Add word count to metadata
+        if (!isset($result->metadata)) {
+            $result->metadata = [];
+        }
+
+        if (is_array($result->metadata)) {
+            $result->metadata['word_count'] = $wordCount;
+        } else {
+            $result->metadata = (array)$result->metadata;
+            $result->metadata['word_count'] = $wordCount;
+        }
+    }
+
+    public function processingStage(): string {
+        return "Early";
+    }
+
+    public function shouldProcess(object $result, object $config): bool {
+        // Only process if content is not empty
+        return !empty($result->content);
+    }
+
+    public function estimatedDurationMs(object $result): int {
+        // Word counting is very fast
+        return 1;
+    }
+
+    public function priority(): int {
+        return 50;
+    }
+}
+
+// Register the word-count post-processor
+$processor = new WordCountProcessor();
+Kreuzberg::registerPostProcessor($processor);
+
+echo "Word-count processor registered\n";
+```