Implement creator studio and upload updates

app/Services/Moderation/Providers/HeuristicModerationSuggestionProvider.php

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+<?php
+
+namespace App\Services\Moderation\Providers;
+
+use App\Contracts\Moderation\ModerationSuggestionProviderInterface;
+use App\Data\Moderation\ModerationResultData;
+use App\Data\Moderation\ModerationSuggestionData;
+
+class HeuristicModerationSuggestionProvider implements ModerationSuggestionProviderInterface
+{
+    public function suggest(string $content, ModerationResultData $result, array $context = []): ModerationSuggestionData
+    {
+        $label = null;
+        $action = null;
+        $confidence = null;
+        $reason = null;
+        $campaignTags = [];
+
+        if ($result->score === 0) {
+            return new ModerationSuggestionData(
+                provider: 'heuristic_assist',
+                suggestedLabel: 'likely_safe',
+                suggestedAction: 'mark_safe',
+                confidence: 82,
+                explanation: 'No suspicious signals were detected by the deterministic moderation rules.',
+            );
+        }
+
+        if (isset($result->ruleHits['blocked_domain']) || isset($result->ruleHits['blacklisted_domain'])) {
+            $label = 'seo_spam';
+            $action = $result->autoHideRecommended ? 'auto_hide_review' : 'confirm_spam';
+            $confidence = 94;
+            $reason = 'Blocked-domain activity was detected and strongly correlates with outbound spam campaigns.';
+            $campaignTags[] = 'blocked-domain';
+        } elseif (isset($result->ruleHits['high_risk_keyword'])) {
+            $label = $this->labelFromKeywords($result->matchedKeywords);
+            $action = 'confirm_spam';
+            $confidence = 88;
+            $reason = 'High-risk spam keywords were matched across the content snapshot.';
+            $campaignTags[] = 'high-risk-keywords';
+        } elseif (isset($result->ruleHits['near_duplicate_campaign']) || isset($result->ruleHits['duplicate_comment'])) {
+            $label = 'campaign_spam';
+            $action = 'review_cluster';
+            $confidence = 86;
+            $reason = 'The content appears linked to a repeated spam template or campaign cluster.';
+            $campaignTags[] = 'duplicate-campaign';
+        } else {
+            $label = 'needs_review';
+            $action = 'review';
+            $confidence = max(55, min(84, $result->score));
+            $reason = 'Multiple suspicious signals were detected, but the content should remain human-reviewed.';
+        }
+
+        if ($result->matchedDomains !== []) {
+            $campaignTags[] = 'domains:' . implode(',', array_slice($result->matchedDomains, 0, 3));
+        }
+
+        return new ModerationSuggestionData(
+            provider: 'heuristic_assist',
+            suggestedLabel: $label,
+            suggestedAction: $action,
+            confidence: $confidence,
+            explanation: $reason,
+            campaignTags: array_values(array_unique($campaignTags)),
+            rawResponse: [
+                'rule_hits' => $result->ruleHits,
+                'matched_domains' => $result->matchedDomains,
+                'matched_keywords' => $result->matchedKeywords,
+            ],
+        );
+    }
+
+    /**
+     * @param array<int, string> $keywords
+     */
+    private function labelFromKeywords(array $keywords): string
+    {
+        $joined = mb_strtolower(implode(' ', $keywords));
+
+        return match (true) {
+            str_contains($joined, 'casino'), str_contains($joined, 'bet') => 'casino_spam',
+            str_contains($joined, 'adult'), str_contains($joined, 'webcam') => 'adult_spam',
+            str_contains($joined, 'bitcoin'), str_contains($joined, 'crypto') => 'crypto_spam',
+            str_contains($joined, 'pharma'), str_contains($joined, 'viagra') => 'pharma_spam',
+            default => 'spam',
+        };
+    }
+}

app/Services/Moderation/Providers/NullModerationSuggestionProvider.php

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+<?php
+
+namespace App\Services\Moderation\Providers;
+
+use App\Contracts\Moderation\ModerationSuggestionProviderInterface;
+use App\Data\Moderation\ModerationResultData;
+use App\Data\Moderation\ModerationSuggestionData;
+
+class NullModerationSuggestionProvider implements ModerationSuggestionProviderInterface
+{
+    public function suggest(string $content, ModerationResultData $result, array $context = []): ModerationSuggestionData
+    {
+        return new ModerationSuggestionData(provider: 'null');
+    }
+}