Implement creator studio and upload updates

app/Services/Moderation/Rules/ExcessivePunctuationRule.php

@@ -0,0 +1,54 @@
+<?php
+
+namespace App\Services\Moderation\Rules;
+
+use App\Contracts\Moderation\ModerationRuleInterface;
+
+class ExcessivePunctuationRule implements ModerationRuleInterface
+{
+    public function analyze(string $content, string $normalized, array $context = []): array
+    {
+        $config = app('config')->get('content_moderation.excessive_punctuation', []);
+        $length = mb_strlen($content);
+
+        if ($length < (int) ($config['min_length'] ?? 20)) {
+            return [];
+        }
+
+        $exclamationRatio = substr_count($content, '!') / max($length, 1);
+        $questionRatio = substr_count($content, '?') / max($length, 1);
+        $capsRatio = $this->capsRatio($content);
+        $symbolBurst = preg_match('/[!?$%*@#._\-]{6,}/', $content) === 1;
+
+        if (
+            $exclamationRatio <= (float) ($config['max_exclamation_ratio'] ?? 0.1)
+            && $questionRatio <= (float) ($config['max_question_ratio'] ?? 0.1)
+            && $capsRatio <= (float) ($config['max_caps_ratio'] ?? 0.7)
+            && ! $symbolBurst
+        ) {
+            return [];
+        }
+
+        return [[
+            'rule' => 'excessive_punctuation',
+            'score' => app('config')->get('content_moderation.weights.excessive_punctuation', 15),
+            'reason' => 'Contains excessive punctuation, all-caps patterns, or symbol spam',
+            'links' => [],
+            'domains' => [],
+            'keywords' => [],
+        ]];
+    }
+
+    private function capsRatio(string $content): float
+    {
+        preg_match_all('/\p{Lu}/u', $content, $upperMatches);
+        preg_match_all('/\p{L}/u', $content, $letterMatches);
+
+        $letters = count($letterMatches[0] ?? []);
+        if ($letters === 0) {
+            return 0.0;
+        }
+
+        return count($upperMatches[0] ?? []) / $letters;
+    }
+}