Implement creator studio and upload updates

app/Services/Moderation/Rules/RepeatedPhraseRule.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace App\Services\Moderation\Rules;
+
+use App\Contracts\Moderation\ModerationRuleInterface;
+
+class RepeatedPhraseRule implements ModerationRuleInterface
+{
+    public function analyze(string $content, string $normalized, array $context = []): array
+    {
+        $config = app('config')->get('content_moderation.repeated_phrase', []);
+        $minPhraseLength = $config['min_phrase_length'] ?? 4;
+        $minRepetitions = $config['min_repetitions'] ?? 3;
+        $weights = app('config')->get('content_moderation.weights', []);
+
+        $words = preg_split('/\s+/', $normalized);
+        if (count($words) < $minPhraseLength * $minRepetitions) {
+            return [];
+        }
+
+        $findings = [];
+        $repeatedPhrases = [];
+
+        // Check for repeated n-grams of various lengths
+        for ($phraseLen = $minPhraseLength; $phraseLen <= min(8, intdiv(count($words), 2)); $phraseLen++) {
+            $ngrams = [];
+            for ($i = 0; $i <= count($words) - $phraseLen; $i++) {
+                $ngram = implode(' ', array_slice($words, $i, $phraseLen));
+                $ngrams[$ngram] = ($ngrams[$ngram] ?? 0) + 1;
+            }
+
+            foreach ($ngrams as $phrase => $count) {
+                if ($count >= $minRepetitions) {
+                    $repeatedPhrases[$phrase] = $count;
+                }
+            }
+        }
+
+        if (!empty($repeatedPhrases)) {
+            $findings[] = [
+                'rule'     => 'repeated_phrase',
+                'score'    => $weights['repeated_phrase'] ?? 25,
+                'reason'   => 'Contains repeated phrases: ' . implode(', ', array_map(
+                    fn ($phrase, $count) => "\"{$phrase}\" ({$count}x)",
+                    array_keys($repeatedPhrases),
+                    array_values($repeatedPhrases)
+                )),
+                'links'    => [],
+                'domains'  => [],
+                'keywords' => array_keys($repeatedPhrases),
+            ];
+        }
+
+        return $findings;
+    }
+}