fix: 투표 UTC wall과 migration 시간대 경계를 고정한다

app/game-api/src/router/vote/index.ts

@@ -394,10 +394,27 @@ export const voteRouter = router({
                 ? await ctx.db.nation.findFirst({ where: { id: general.nationId }, select: { name: true } })
                 : null;
             const nationName = nation?.name ?? '재야';
+            const createdAt = new Date();
 
             await ctx.db.$queryRaw(GamePrisma.sql`
-                INSERT INTO vote_comment (vote_id, general_id, nation_id, general_name, nation_name, text)
-                VALUES (${input.voteId}, ${general.id}, ${general.nationId}, ${general.name}, ${nationName}, ${input.text})
+                INSERT INTO vote_comment (
+                    vote_id,
+                    general_id,
+                    nation_id,
+                    general_name,
+                    nation_name,
+                    text,
+                    created_at
+                )
+                VALUES (
+                    ${input.voteId},
+                    ${general.id},
+                    ${general.nationId},
+                    ${general.name},
+                    ${nationName},
+                    ${input.text},
+                    ${createdAt}
+                )
             `);
 
             return { ok: true };
@@ -430,6 +447,7 @@ export const voteRouter = router({
             if (endAt && endAt < gameTime.now) {
                 throw new TRPCError({ code: 'BAD_REQUEST', message: '종료일이 이미 지났습니다.' });
             }
+            const operationalAt = new Date();
 
             let multipleOptions = input.multipleOptions;
             if (multipleOptions < 0) {
@@ -442,7 +460,7 @@ export const voteRouter = router({
             if (input.closePrevious) {
                 await ctx.db.$queryRaw(GamePrisma.sql`
                     UPDATE vote_poll
-                    SET closed_at = ${gameTime.now}, updated_at = NOW()
+                    SET closed_at = ${gameTime.now}, updated_at = ${operationalAt}
                     WHERE closed_at IS NULL
                 `);
             }
@@ -459,7 +477,9 @@ export const voteRouter = router({
                     start_at,
                     start_tick,
                     end_at,
-                    end_tick
+                    end_tick,
+                    created_at,
+                    updated_at
                 )
                 VALUES (
                     ${input.title},
@@ -472,7 +492,9 @@ export const voteRouter = router({
                     ${gameTime.now},
                     ${gameTime.tick === null ? null : BigInt(gameTime.tick)},
                     ${endAt},
-                    ${toGameTickOrNull(gameTime, endAt)}
+                    ${toGameTickOrNull(gameTime, endAt)},
+                    ${operationalAt},
+                    ${operationalAt}
                 )
             `);
 
@@ -547,6 +569,7 @@ export const voteRouter = router({
             if (endAt && endAt < gameTime.now) {
                 throw new TRPCError({ code: 'BAD_REQUEST', message: '종료일이 이미 지났습니다.' });
             }
+            const updatedAt = new Date();
 
             if (
                 input.title === undefined &&
@@ -569,7 +592,7 @@ export const voteRouter = router({
                     reveal_mode = COALESCE(${input.revealMode}, reveal_mode),
                     end_at = ${endAt ?? poll.end_at},
                     end_tick = ${endAt ? toGameTickOrNull(gameTime, endAt) : poll.end_tick},
-                    updated_at = NOW()
+                    updated_at = ${updatedAt}
                 WHERE id = ${input.voteId}
             `);
 
@@ -581,9 +604,11 @@ export const voteRouter = router({
     closePoll: adminProcedure
         .input(z.object({ voteId: z.number().int().positive() }))
         .mutation(async ({ ctx, input }) => {
+            const gameTime = await loadCurrentGameTime(ctx.db);
+            const updatedAt = new Date();
             const rows = await ctx.db.$queryRaw<Array<{ id: number }>>(GamePrisma.sql`
                 UPDATE vote_poll
-                SET closed_at = ${(await loadCurrentGameTime(ctx.db)).now}, updated_at = NOW()
+                SET closed_at = ${gameTime.now}, updated_at = ${updatedAt}
                 WHERE id = ${input.voteId}
                 RETURNING id
             `);

app/game-api/test/inputEventBoundary.integration.test.ts

@@ -99,6 +99,8 @@ integration('API input event boundary', () => {
             actorUserId: 'user-7',
             attempts: 1,
         });
+        expect(event.processingAt).toBeInstanceOf(Date);
+        expect(Math.abs(event.createdAt.getTime() - (event.processingAt?.getTime() ?? 0))).toBeLessThan(1_000);
         expect(marker.status).toBe('PENDING');
     });
 
@@ -254,7 +256,12 @@ integration('API input event boundary', () => {
     it('reuses the same engine child event but rejects a changed retry payload', async () => {
         const transport = new DatabaseTurnDaemonTransport(db, 100);
         const requestId = 'integration:api:engine-child';
+        const acceptedWindowStart = Date.now();
         await transport.sendCommand({ type: 'vacation', requestId, generalId: 7 });
+        const acceptedWindowEnd = Date.now();
+        const event = await db.inputEvent.findUniqueOrThrow({ where: { requestId } });
+        expect(event.createdAt.getTime()).toBeGreaterThanOrEqual(acceptedWindowStart);
+        expect(event.createdAt.getTime()).toBeLessThanOrEqual(acceptedWindowEnd);
         await expect(transport.sendCommand({ type: 'vacation', requestId, generalId: 7 })).resolves.toBe(requestId);
         await expect(transport.sendCommand({ type: 'vacation', requestId, generalId: 8 })).rejects.toBeInstanceOf(
             ConflictingTurnDaemonCommandError

app/game-api/test/voteCommentTimestamp.integration.test.ts

@@ -0,0 +1,177 @@
+import { afterAll, beforeAll, describe, expect, it } from 'vitest';
+
+import type { GameSessionTokenPayload } from '@sammo-ts/common/auth/gameToken';
+import { createGamePostgresConnector, type GamePrismaClient } from '@sammo-ts/infra';
+
+import type { GameApiContext } from '../src/context.js';
+import { appRouter } from '../src/router.js';
+
+const databaseUrl = process.env.INPUT_EVENT_DATABASE_URL;
+const integration = describe.skipIf(!databaseUrl);
+const fixtureId = 9_984_241;
+const fallbackPollId = fixtureId + 1;
+const fixtureUserId = 'vote-comment-timestamp-user';
+const routeText = '설문 댓글 UTC writer 검증';
+const fallbackText = '설문 댓글 UTC default 검증';
+
+const auth: GameSessionTokenPayload = {
+    version: 1,
+    profile: 'che:vote-comment-timestamp',
+    issuedAt: '2026-08-24T00:00:00.000Z',
+    expiresAt: '2027-08-24T00:00:00.000Z',
+    sessionId: 'vote-comment-timestamp-session',
+    user: {
+        id: fixtureUserId,
+        username: fixtureUserId,
+        displayName: fixtureUserId,
+        roles: [],
+    },
+    sanctions: {},
+};
+
+integration('vote comment operational timestamp', () => {
+    let db: GamePrismaClient;
+    let closeDb: (() => Promise<void>) | undefined;
+
+    const cleanup = async (): Promise<void> => {
+        await db.inputEvent.deleteMany({
+            where: { requestId: { startsWith: 'integration:vote-comment-timestamp' } },
+        });
+        await db.voteComment.deleteMany({ where: { voteId: { in: [fixtureId, fallbackPollId] } } });
+        await db.vote.deleteMany({ where: { voteId: { in: [fixtureId, fallbackPollId] } } });
+        await db.votePoll.deleteMany({ where: { id: { in: [fixtureId, fallbackPollId] } } });
+        await db.general.deleteMany({ where: { id: fixtureId } });
+        await db.nation.deleteMany({ where: { id: fixtureId } });
+    };
+
+    beforeAll(async () => {
+        const connector = createGamePostgresConnector({ url: databaseUrl! });
+        await connector.connect();
+        db = connector.prisma;
+        closeDb = () => connector.disconnect();
+        await cleanup();
+        await db.nation.create({ data: { id: fixtureId, name: '시각국', color: '#123456' } });
+        await db.general.create({
+            data: {
+                id: fixtureId,
+                userId: fixtureUserId,
+                name: '시각장수',
+                nationId: fixtureId,
+                turnTime: new Date('0200-01-01T00:00:00.000Z'),
+            },
+        });
+        await db.votePoll.create({
+            data: {
+                id: fixtureId,
+                title: '시각 설문',
+                options: ['찬성', '반대'],
+                multipleOptions: 1,
+                revealMode: 'after_vote',
+                openerGeneralId: fixtureId,
+                openerName: '시각장수',
+                startAt: new Date('0200-01-01T00:00:00.000Z'),
+            },
+        });
+    });
+
+    afterAll(async () => {
+        await cleanup();
+        await closeDb?.();
+    });
+
+    it('stores current writers and rollback-compatible vote defaults as UTC wall time in KST', async () => {
+        const [session] = await db.$queryRaw<Array<{ timeZone: string }>>`
+            SELECT current_setting('TIMEZONE') AS "timeZone"
+        `;
+        expect(session?.timeZone).toBe('Asia/Seoul');
+
+        const routeWindowStart = Date.now();
+        const caller = appRouter.createCaller({
+            requestId: 'integration:vote-comment-timestamp',
+            db,
+            auth,
+            profile: { id: 'che', scenario: 'vote-comment-timestamp', name: 'che:vote-comment-timestamp' },
+            turnDaemon: {},
+        } as unknown as GameApiContext);
+        await expect(caller.vote.addComment({ voteId: fixtureId, text: routeText })).resolves.toEqual({ ok: true });
+        const routeWindowEnd = Date.now();
+
+        const fallbackWindowStart = Date.now();
+        await db.$executeRaw`
+            INSERT INTO "vote_comment" (
+                "vote_id",
+                "general_id",
+                "nation_id",
+                "general_name",
+                "nation_name",
+                "text"
+            )
+            VALUES (
+                ${fixtureId},
+                ${fixtureId},
+                ${fixtureId},
+                '시각장수',
+                '시각국',
+                ${fallbackText}
+            )
+        `;
+        const fallbackWindowEnd = Date.now();
+
+        const pollFallbackWindowStart = Date.now();
+        await db.$executeRaw`
+            INSERT INTO "vote_poll" (
+                "id",
+                "title",
+                "body",
+                "options",
+                "multiple_options",
+                "reveal_mode",
+                "opener_general_id",
+                "opener_name",
+                "start_at"
+            )
+            VALUES (
+                ${fallbackPollId},
+                '이전 writer 기본값 설문',
+                '',
+                '["찬성", "반대"]'::jsonb,
+                1,
+                'after_vote',
+                ${fixtureId},
+                '시각장수',
+                ${new Date('0200-01-01T00:00:00.000Z')}
+            )
+        `;
+        const pollFallbackWindowEnd = Date.now();
+
+        const voteFallbackWindowStart = Date.now();
+        await db.$executeRaw`
+            INSERT INTO "vote" ("vote_id", "general_id", "nation_id", "selection")
+            VALUES (${fixtureId}, ${fixtureId}, ${fixtureId}, '[0]'::jsonb)
+        `;
+        const voteFallbackWindowEnd = Date.now();
+
+        const rows = await db.voteComment.findMany({
+            where: { voteId: fixtureId },
+            select: { text: true, createdAt: true },
+        });
+        const routeRow = rows.find((row) => row.text === routeText);
+        const fallbackRow = rows.find((row) => row.text === fallbackText);
+        expect(routeRow?.createdAt.getTime()).toBeGreaterThanOrEqual(routeWindowStart);
+        expect(routeRow?.createdAt.getTime()).toBeLessThanOrEqual(routeWindowEnd);
+        expect(fallbackRow?.createdAt.getTime()).toBeGreaterThanOrEqual(fallbackWindowStart);
+        expect(fallbackRow?.createdAt.getTime()).toBeLessThanOrEqual(fallbackWindowEnd);
+
+        const fallbackPoll = await db.votePoll.findUniqueOrThrow({ where: { id: fallbackPollId } });
+        expect(fallbackPoll.createdAt.getTime()).toBeGreaterThanOrEqual(pollFallbackWindowStart);
+        expect(fallbackPoll.createdAt.getTime()).toBeLessThanOrEqual(pollFallbackWindowEnd);
+        expect(fallbackPoll.updatedAt.getTime()).toBeGreaterThanOrEqual(pollFallbackWindowStart);
+        expect(fallbackPoll.updatedAt.getTime()).toBeLessThanOrEqual(pollFallbackWindowEnd);
+
+        const fallbackVote = await db.vote.findUniqueOrThrow({
+            where: { voteId_generalId: { voteId: fixtureId, generalId: fixtureId } },
+        });
+        expect(fallbackVote.createdAt.getTime()).toBeGreaterThanOrEqual(voteFallbackWindowStart);
+        expect(fallbackVote.createdAt.getTime()).toBeLessThanOrEqual(voteFallbackWindowEnd);
+    });
+});

app/game-api/test/voteRouter.test.ts

@@ -130,6 +130,9 @@ const buildContext = (options: {
         if (text.includes('INSERT INTO vote_comment')) {
             return [];
         }
+        if (text.includes('UPDATE vote_poll')) {
+            return [{ id: 1 }];
+        }
         return [];
     });
     const db = {
@@ -289,6 +292,60 @@ describe('vote router actor and permission boundaries', () => {
         expect(insert?.values).not.toContain('관리자 장수');
     });
 
+    it('binds current operational timestamps in every raw SQL vote writer', async () => {
+        const auth = buildAuth(['admin.survey.open']);
+        const fixture = buildContext({ auth });
+        const caller = appRouter.createCaller(fixture.context);
+        const windowStart = Date.now();
+
+        await expect(caller.vote.addComment({ voteId: 1, text: '시각 댓글' })).resolves.toEqual({ ok: true });
+        await expect(
+            caller.vote.createPoll({
+                title: '시각 설문',
+                options: ['찬성', '반대'],
+                revealMode: 'after_vote',
+                closePrevious: true,
+            })
+        ).resolves.toEqual({ ok: true });
+        await expect(caller.vote.updatePoll({ voteId: 1, title: '시각 설문 수정' })).resolves.toEqual({ ok: true });
+        await expect(caller.vote.closePoll({ voteId: 1 })).resolves.toEqual({ ok: true });
+        const windowEnd = Date.now();
+
+        const mutationQueries = fixture.queryRaw.mock.calls
+            .map(([query]) => query)
+            .filter((query) => /INSERT INTO vote_comment|INSERT INTO vote_poll|UPDATE vote_poll/.test(sqlText(query)));
+        const commentInsert = mutationQueries.find((query) => sqlText(query).includes('INSERT INTO vote_comment'));
+        const pollInsert = mutationQueries.find((query) => sqlText(query).includes('INSERT INTO vote_poll'));
+        const pollUpdates = mutationQueries.filter((query) => sqlText(query).includes('UPDATE vote_poll'));
+        const closePreviousUpdate = pollUpdates.find((query) => sqlText(query).includes('WHERE closed_at IS NULL'));
+        const editPollUpdate = pollUpdates.find((query) => sqlText(query).includes('title = COALESCE'));
+        const closePollUpdate = pollUpdates.find((query) => sqlText(query).includes('RETURNING id'));
+        const expectCurrentDateAt = (query: GamePrisma.Sql | undefined, index: number): Date => {
+            expect(query).toBeDefined();
+            const value = query?.values.at(index);
+            expect(value).toBeInstanceOf(Date);
+            expect((value as Date).getTime()).toBeGreaterThanOrEqual(windowStart);
+            expect((value as Date).getTime()).toBeLessThanOrEqual(windowEnd);
+            return value as Date;
+        };
+
+        expect(sqlText(commentInsert!)).toContain('created_at');
+        expectCurrentDateAt(commentInsert, -1);
+        expect(sqlText(pollInsert!)).toContain('created_at');
+        expect(sqlText(pollInsert!)).toContain('updated_at');
+        const pollCreatedAt = expectCurrentDateAt(pollInsert, -2);
+        const pollUpdatedAt = expectCurrentDateAt(pollInsert, -1);
+        expect(pollUpdatedAt).toBe(pollCreatedAt);
+
+        expect(pollUpdates).toHaveLength(3);
+        expect(sqlText(closePreviousUpdate!)).toContain('updated_at');
+        expect(expectCurrentDateAt(closePreviousUpdate, -1)).toBe(pollCreatedAt);
+        expect(sqlText(editPollUpdate!)).toContain('updated_at');
+        expectCurrentDateAt(editPollUpdate, -2);
+        expect(sqlText(closePollUpdate!)).toContain('updated_at');
+        expectCurrentDateAt(closePollUpdate, -2);
+    });
+
     it('reports the current world develcost as the legacy five-times survey reward', async () => {
         const fixture = buildContext({ metaDevelCost: 30, configConst: { develCost: 0 } });