fix(ci): 배포 health check 대기 90초→180초 확장 — 기동 타임아웃 실패 대응

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gitea/workflows/deploy.yml

@@ -109,8 +109,8 @@ jobs:
           echo "--- Starting service ---"
           systemctl start signal-batch
 
-          # 5단계: 기동 확인 (최대 90초 — 64GB 힙 AlwaysPreTouch)
-          for i in $(seq 1 90); do
+          # 5단계: 기동 확인 (최대 180초 — 64GB 힙 AlwaysPreTouch + 캐시 워밍업)
+          for i in $(seq 1 180); do
             if curl -sf "$BASE_URL/actuator/health/liveness" > /dev/null 2>&1; then
               echo "Service started successfully (${i}s)"
               curl -s "$BASE_URL/actuator/health"