fix: [stats] QuoteStatService codebridge DB 커넥션 연결

- codebridge DB로 이관된 테이블(sales_prospect_consultations, sales_prospects) 커넥션을 mysql → codebridge로 변경
- config/database.php에 codebridge 커넥션 추가
- quote_daily 집계 실패 해결

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/Services/Stats/QuoteStatService.php

@@ -44,14 +44,14 @@ public function aggregateDaily(int $tenantId, Carbon $date): int
             ")
             ->first();
 
-        // 상담 (sales_prospect_consultations)
-        $consultationCount = DB::connection('mysql')
+        // 상담 (sales_prospect_consultations) - codebridge DB로 이관됨
+        $consultationCount = DB::connection('codebridge')
             ->table('sales_prospect_consultations')
             ->whereDate('created_at', $dateStr)
             ->count();
 
-        // 영업 기회 (sales_prospects - tenant_id 없음, created_at 기반)
-        $prospectStats = DB::connection('mysql')
+        // 영업 기회 (sales_prospects) - codebridge DB로 이관됨
+        $prospectStats = DB::connection('codebridge')
             ->table('sales_prospects')
             ->whereDate('created_at', $dateStr)
             ->whereNull('deleted_at')
@@ -74,7 +74,7 @@ public function aggregateDaily(int $tenantId, Carbon $date): int
                 'prospect_created_count' => $prospectStats->created_count ?? 0,
                 'prospect_won_count' => $prospectStats->won_count ?? 0,
                 'prospect_lost_count' => $prospectStats->lost_count ?? 0,
-                'prospect_amount' => 0, // sales_prospects에 금액 컬럼 없음
+                'prospect_amount' => 0,
                 'bidding_count' => $biddingStats->cnt ?? 0,
                 'bidding_won_count' => $biddingStats->won_count ?? 0,
                 'bidding_amount' => $biddingStats->total_amount ?? 0,