fix: 가오픈 명령과 GAME WALL 시간 경계 회귀 수정

app/gateway-api/src/orchestrator/gatewayReleaseRepository.ts

@@ -316,7 +316,13 @@ export const createGatewayReleaseRepository = (prisma: GatewayPrismaClient): Gat
                 where:
                     candidate.status === 'QUEUED'
                         ? { id: candidate.id, status: 'QUEUED' }
-                        : { id: candidate.id, status: 'RUNNING', leaseUntil: candidate.leaseUntil },
+                        : {
+                              id: candidate.id,
+                              status: 'RUNNING',
+                              // 마이크로초 lease를 Date로 왕복한 값과 equality CAS하면
+                              // 만료된 행도 선점하지 못한다. 갱신 race는 만료 조건으로 막는다.
+                              leaseUntil: candidate.leaseUntil ? { lt: now } : null,
+                          },
                 data: {
                     status: 'RUNNING',
                     startedAt: candidate.startedAt ?? now,

app/gateway-api/src/orchestrator/profileRepository.ts

@@ -802,7 +802,13 @@ export const createGatewayProfileRepository = (prisma: GatewayPrismaClient): Gat
                 where:
                     candidate.status === 'QUEUED'
                         ? { id: candidate.id, status: 'QUEUED' }
-                        : { id: candidate.id, status: 'RUNNING', leaseUntil: candidate.leaseUntil },
+                        : {
+                              id: candidate.id,
+                              status: 'RUNNING',
+                              // DB microseconds는 JS Date로 읽을 때 잘린다. timestamp
+                              // 동등 비교 대신 갱신되지 않은 만료 lease인지 DB에서 재검사한다.
+                              leaseUntil: candidate.leaseUntil ? { lt: now } : null,
+                          },
                 data: {
                     status: 'RUNNING',
                     startedAt: candidate.startedAt ?? now,

app/gateway-api/test/gatewayReleaseRepository.integration.test.ts

@@ -108,7 +108,8 @@ describeDatabase('gateway release operation persistence', () => {
 
         await connector.prisma.$executeRaw`
             UPDATE "gateway_release_operation"
-            SET "lease_until" = CURRENT_TIMESTAMP - INTERVAL '1 second'
+            SET "lease_until" = date_trunc('milliseconds', CURRENT_TIMESTAMP)
+                - INTERVAL '1 second' + INTERVAL '123 microseconds'
             WHERE "id" = ${operation.id}
         `;
         await expect(

app/gateway-api/test/profileOperationLease.integration.test.ts

@@ -417,7 +417,8 @@ describeDatabase('gateway operation lease and profile serialization', () => {
         ).resolves.toBeNull();
         await connector.prisma.$executeRaw`
             UPDATE "gateway_operation"
-            SET "lease_until" = CURRENT_TIMESTAMP - INTERVAL '1 second'
+            SET "lease_until" = date_trunc('milliseconds', CURRENT_TIMESTAMP)
+                - INTERVAL '1 second' + INTERVAL '123 microseconds'
             WHERE "id" = ${operation.id}
         `;
         const reclaimed = await repository.claimNextOperation(new Date(startedAt.getTime() + 1_001), {