From a43f3e4e0abbb18cfef34d88d164f1d1de2178df Mon Sep 17 00:00:00 2001
From: hided62 <hided62@gmail.com>
Date: Fri, 21 Aug 2026 01:45:20 +0000
Subject: [PATCH] =?UTF-8?q?perf:=20=ED=94=84=EB=9F=B0=ED=8A=B8=EC=97=94?=
 =?UTF-8?q?=EB=93=9C=20import=20=EA=B2=BD=EA=B3=84=EB=A5=BC=20=EC=84=B8?=
 =?UTF-8?q?=EB=B6=84=ED=99=94?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Gateway 화면을 route 단위로 지연 로딩하고 common runtime import를 실제 소유 leaf export로 분리한다.\n\npackage boundary와 route loading 회귀 테스트로 root barrel 재유입을 차단한다.
---
 .../command/reservedCommandBrief.ts           |  2 +-
 .../components/main/GeneralBattleSummary.vue  |  2 +-
 .../src/components/main/MainFrontStatus.vue   |  2 +-
 app/game-frontend/src/stores/mainDashboard.ts |  8 ++---
 .../src/utils/dashboardReadModel.ts           |  2 +-
 app/game-frontend/src/utils/formatLog.ts      |  2 +-
 app/game-frontend/src/utils/gatewayTrpc.ts    |  2 +-
 app/game-frontend/src/utils/legacyDateTime.ts |  2 +-
 app/game-frontend/src/utils/trpc.ts           |  3 +-
 app/game-frontend/src/views/AuctionView.vue   |  2 +-
 .../src/views/BattleCenterView.vue            |  2 +-
 app/game-frontend/src/views/BettingView.vue   |  2 +-
 app/game-frontend/src/views/BoardView.vue     |  2 +-
 .../src/views/DynastyDetailView.vue           |  2 +-
 app/game-frontend/src/views/InheritView.vue   |  3 +-
 app/game-frontend/src/views/MainView.vue      |  2 +-
 .../src/views/NationCitiesView.vue            |  2 +-
 .../src/views/NationPersonnelView.vue         |  2 +-
 .../src/views/NationSecretView.vue            |  2 +-
 app/game-frontend/src/views/PastPlaysView.vue |  5 ++-
 app/game-frontend/src/views/SurveyView.vue    |  2 +-
 .../src/views/TournamentView.vue              |  2 +-
 app/game-frontend/src/views/TrafficView.vue   |  2 +-
 app/game-frontend/src/views/TroopView.vue     |  2 +-
 app/gateway-frontend/src/router/index.ts      | 17 ++++-----
 app/gateway-frontend/src/utils/formatLog.ts   |  2 +-
 app/gateway-frontend/src/utils/gameTrpc.ts    |  6 ++--
 app/gateway-frontend/src/utils/trpc.ts        |  2 +-
 .../src/views/AccountView.vue                 |  2 +-
 app/gateway-frontend/src/views/AdminView.vue  |  5 ++-
 app/gateway-frontend/src/views/HomeView.vue   |  2 +-
 app/gateway-frontend/src/views/LobbyView.vue  |  2 +-
 .../src/views/ServerOperationsView.vue        |  2 +-
 .../test/routerLoading.test.mjs               | 25 +++++++++++++
 packages/common/package.json                  | 32 +++++++++++++++++
 packages/common/tsdown.config.ts              |  8 +++++
 tools/check-package-boundaries.mjs            | 26 +++++++++++++-
 tools/check-package-boundaries.test.mjs       | 36 +++++++++++++++++++
 38 files changed, 175 insertions(+), 51 deletions(-)
 create mode 100644 app/gateway-frontend/test/routerLoading.test.mjs

diff --git a/app/game-frontend/src/components/command/reservedCommandBrief.ts b/app/game-frontend/src/components/command/reservedCommandBrief.ts
index 0e113877..500804aa 100644
--- a/app/game-frontend/src/components/command/reservedCommandBrief.ts
+++ b/app/game-frontend/src/components/command/reservedCommandBrief.ts
@@ -1,4 +1,4 @@
-import { JosaUtil } from '@sammo-ts/common';
+import { JosaUtil } from '@sammo-ts/common/util/JosaUtil';
 
 import type { CommandOption, CommandTable } from './types';
 
diff --git a/app/game-frontend/src/components/main/GeneralBattleSummary.vue b/app/game-frontend/src/components/main/GeneralBattleSummary.vue
index d67bb894..55ba881e 100644
--- a/app/game-frontend/src/components/main/GeneralBattleSummary.vue
+++ b/app/game-frontend/src/components/main/GeneralBattleSummary.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import { computed } from 'vue';
 
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 
 export type GeneralBattleSummaryData = {
     available?: boolean;
diff --git a/app/game-frontend/src/components/main/MainFrontStatus.vue b/app/game-frontend/src/components/main/MainFrontStatus.vue
index 048c96b7..d4e5000f 100644
--- a/app/game-frontend/src/components/main/MainFrontStatus.vue
+++ b/app/game-frontend/src/components/main/MainFrontStatus.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed } from 'vue';
 import { resolveTournamentStageName } from '../../utils/tournamentStatus';
 
diff --git a/app/game-frontend/src/stores/mainDashboard.ts b/app/game-frontend/src/stores/mainDashboard.ts
index 37ad2a7f..08134d0d 100644
--- a/app/game-frontend/src/stores/mainDashboard.ts
+++ b/app/game-frontend/src/stores/mainDashboard.ts
@@ -5,12 +5,8 @@ import {
     MESSAGE_MAILBOX_PUBLIC,
     type MessageType,
 } from '@sammo-ts/logic/messages/message.js';
-import {
-    applyReadModelDelta,
-    cloneReadModelJson,
-    type PublicRealtimeEvent,
-    type RealtimeReadModelInvalidation,
-} from '@sammo-ts/common';
+import { applyReadModelDelta, cloneReadModelJson } from '@sammo-ts/common/realtime/delta';
+import type { PublicRealtimeEvent, RealtimeReadModelInvalidation } from '@sammo-ts/common/realtime/types';
 import { trpc } from '../utils/trpc';
 import { useMapViewerStore } from './mapViewer';
 import { useSessionStore } from './session';
diff --git a/app/game-frontend/src/utils/dashboardReadModel.ts b/app/game-frontend/src/utils/dashboardReadModel.ts
index f532fefb..3266e5ae 100644
--- a/app/game-frontend/src/utils/dashboardReadModel.ts
+++ b/app/game-frontend/src/utils/dashboardReadModel.ts
@@ -5,7 +5,7 @@ import {
     type RealtimeReadModelChanges,
     type RealtimeReadModelInvalidation,
     type RealtimeViewerIdentity,
-} from '@sammo-ts/common';
+} from '@sammo-ts/common/realtime/types';
 
 export type DashboardReadModelIdentity = RealtimeViewerIdentity;
 export type DashboardRefreshPlan = RealtimeReadModelInvalidation;
diff --git a/app/game-frontend/src/utils/formatLog.ts b/app/game-frontend/src/utils/formatLog.ts
index b29bda8b..b82dc1a4 100644
--- a/app/game-frontend/src/utils/formatLog.ts
+++ b/app/game-frontend/src/utils/formatLog.ts
@@ -1,3 +1,3 @@
-import { formatLegacyLogHtml } from '@sammo-ts/common';
+import { formatLegacyLogHtml } from '@sammo-ts/common/logging/formatLegacyLogHtml';
 
 export const formatLog = (text?: string): string => formatLegacyLogHtml(text);
diff --git a/app/game-frontend/src/utils/gatewayTrpc.ts b/app/game-frontend/src/utils/gatewayTrpc.ts
index 8b0ae761..f93d4eb9 100644
--- a/app/game-frontend/src/utils/gatewayTrpc.ts
+++ b/app/game-frontend/src/utils/gatewayTrpc.ts
@@ -1,4 +1,4 @@
-import { trpcJsonBodyHttpClientOptions } from '@sammo-ts/common';
+import { trpcJsonBodyHttpClientOptions } from '@sammo-ts/common/http/trpcTransport';
 import { createTRPCProxyClient, httpBatchLink } from '@trpc/client';
 import type { AppRouter } from '@sammo-ts/gateway-api';
 
diff --git a/app/game-frontend/src/utils/legacyDateTime.ts b/app/game-frontend/src/utils/legacyDateTime.ts
index f262519c..ce594269 100644
--- a/app/game-frontend/src/utils/legacyDateTime.ts
+++ b/app/game-frontend/src/utils/legacyDateTime.ts
@@ -1,4 +1,4 @@
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 
 export const formatSeoulDateTime = (value: string | Date): string => formatServerDateTime(value);
 
diff --git a/app/game-frontend/src/utils/trpc.ts b/app/game-frontend/src/utils/trpc.ts
index fa402af6..899042aa 100644
--- a/app/game-frontend/src/utils/trpc.ts
+++ b/app/game-frontend/src/utils/trpc.ts
@@ -1,4 +1,5 @@
-import { REALTIME_ACCESS_GRANT_HEADER, trpcJsonBodyHttpClientOptions } from '@sammo-ts/common';
+import { trpcJsonBodyHttpClientOptions } from '@sammo-ts/common/http/trpcTransport';
+import { REALTIME_ACCESS_GRANT_HEADER } from '@sammo-ts/common/realtime/types';
 import { createTRPCProxyClient, httpBatchLink } from '@trpc/client';
 import type { AppRouter } from '@sammo-ts/game-api';
 import { resolveBatchRealtimeAccessGrant } from './realtimeAccessGrant';
diff --git a/app/game-frontend/src/views/AuctionView.vue b/app/game-frontend/src/views/AuctionView.vue
index fa3c4c58..52d9a5b5 100644
--- a/app/game-frontend/src/views/AuctionView.vue
+++ b/app/game-frontend/src/views/AuctionView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, onMounted, reactive, ref, watch } from 'vue';
 import { useRoute } from 'vue-router';
 
diff --git a/app/game-frontend/src/views/BattleCenterView.vue b/app/game-frontend/src/views/BattleCenterView.vue
index 41790f26..6010d064 100644
--- a/app/game-frontend/src/views/BattleCenterView.vue
+++ b/app/game-frontend/src/views/BattleCenterView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, onMounted, reactive, ref, watch } from 'vue';
 import { useRoute } from 'vue-router';
 import PanelCard from '../components/ui/PanelCard.vue';
diff --git a/app/game-frontend/src/views/BettingView.vue b/app/game-frontend/src/views/BettingView.vue
index 26a442d3..96605bd4 100644
--- a/app/game-frontend/src/views/BettingView.vue
+++ b/app/game-frontend/src/views/BettingView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, onMounted, ref } from 'vue';
 import TournamentBracket from '../components/tournament/TournamentBracket.vue';
 import TournamentPageHeader from '../components/tournament/TournamentPageHeader.vue';
diff --git a/app/game-frontend/src/views/BoardView.vue b/app/game-frontend/src/views/BoardView.vue
index db8ee21f..f8f2fde0 100644
--- a/app/game-frontend/src/views/BoardView.vue
+++ b/app/game-frontend/src/views/BoardView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, nextTick, onMounted, reactive, ref, watch } from 'vue';
 import { useRoute, useRouter } from 'vue-router';
 
diff --git a/app/game-frontend/src/views/DynastyDetailView.vue b/app/game-frontend/src/views/DynastyDetailView.vue
index cd743757..6c394842 100644
--- a/app/game-frontend/src/views/DynastyDetailView.vue
+++ b/app/game-frontend/src/views/DynastyDetailView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, onMounted, ref, watch } from 'vue';
 import { useRoute, useRouter } from 'vue-router';
 
diff --git a/app/game-frontend/src/views/InheritView.vue b/app/game-frontend/src/views/InheritView.vue
index 4167d6ac..1c576894 100644
--- a/app/game-frontend/src/views/InheritView.vue
+++ b/app/game-frontend/src/views/InheritView.vue
@@ -1,5 +1,6 @@
 <script setup lang="ts">
-import { formatServerDateTime, JosaUtil } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
+import { JosaUtil } from '@sammo-ts/common/util/JosaUtil';
 import { computed, onMounted, reactive, ref } from 'vue';
 import { trpc } from '../utils/trpc';
 
diff --git a/app/game-frontend/src/views/MainView.vue b/app/game-frontend/src/views/MainView.vue
index 93d68c40..853d08d6 100644
--- a/app/game-frontend/src/views/MainView.vue
+++ b/app/game-frontend/src/views/MainView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import type { RuntimeNavigationConfig } from '@sammo-ts/common/navigation/menuConfig';
 import { computed, onMounted, onUnmounted, ref, watch } from 'vue';
 import { storeToRefs } from 'pinia';
diff --git a/app/game-frontend/src/views/NationCitiesView.vue b/app/game-frontend/src/views/NationCitiesView.vue
index ae7a786b..5556d93c 100644
--- a/app/game-frontend/src/views/NationCitiesView.vue
+++ b/app/game-frontend/src/views/NationCitiesView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, onMounted, ref } from 'vue';
 import { useRouter } from 'vue-router';
 import { useGameFeedback } from '../composables/useGameFeedback';
diff --git a/app/game-frontend/src/views/NationPersonnelView.vue b/app/game-frontend/src/views/NationPersonnelView.vue
index 2184c788..61d9709b 100644
--- a/app/game-frontend/src/views/NationPersonnelView.vue
+++ b/app/game-frontend/src/views/NationPersonnelView.vue
@@ -2,7 +2,7 @@
 import { computed, onMounted, ref, watch } from 'vue';
 import { useRouter } from 'vue-router';
 
-import { JosaUtil } from '@sammo-ts/common';
+import { JosaUtil } from '@sammo-ts/common/util/JosaUtil';
 
 import PersonnelSelectionDialog from '../components/personnel/PersonnelSelectionDialog.vue';
 import { useGameFeedback } from '../composables/useGameFeedback';
diff --git a/app/game-frontend/src/views/NationSecretView.vue b/app/game-frontend/src/views/NationSecretView.vue
index 081d0816..44ec6ccb 100644
--- a/app/game-frontend/src/views/NationSecretView.vue
+++ b/app/game-frontend/src/views/NationSecretView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, onMounted, ref } from 'vue';
 import { trpc } from '../utils/trpc';
 type Result = Awaited<ReturnType<typeof trpc.nation.getSecretGeneralList.query>>;
diff --git a/app/game-frontend/src/views/PastPlaysView.vue b/app/game-frontend/src/views/PastPlaysView.vue
index 3e79efe3..3289825e 100644
--- a/app/game-frontend/src/views/PastPlaysView.vue
+++ b/app/game-frontend/src/views/PastPlaysView.vue
@@ -1,7 +1,10 @@
 <script setup lang="ts">
 import { computed, onMounted, ref } from 'vue';
 
-import { isLegacyArchiveProfile, type LegacyArchiveProfile } from '@sammo-ts/common';
+import {
+    isLegacyArchiveProfile,
+    type LegacyArchiveProfile,
+} from '@sammo-ts/common/legacyArchive/ArchivedGeneralSnapshot';
 
 import GeneralBasicCard from '../components/main/GeneralBasicCard.vue';
 import GeneralBattleSummary, { type GeneralBattleSummaryData } from '../components/main/GeneralBattleSummary.vue';
diff --git a/app/game-frontend/src/views/SurveyView.vue b/app/game-frontend/src/views/SurveyView.vue
index 1c2e053b..4eef4fc2 100644
--- a/app/game-frontend/src/views/SurveyView.vue
+++ b/app/game-frontend/src/views/SurveyView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, onMounted, ref } from 'vue';
 import { useRouter } from 'vue-router';
 
diff --git a/app/game-frontend/src/views/TournamentView.vue b/app/game-frontend/src/views/TournamentView.vue
index 4b14178e..e21b9b16 100644
--- a/app/game-frontend/src/views/TournamentView.vue
+++ b/app/game-frontend/src/views/TournamentView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, onMounted, ref } from 'vue';
 import TournamentBracket from '../components/tournament/TournamentBracket.vue';
 import TournamentPageHeader from '../components/tournament/TournamentPageHeader.vue';
diff --git a/app/game-frontend/src/views/TrafficView.vue b/app/game-frontend/src/views/TrafficView.vue
index efdbb748..dc776734 100644
--- a/app/game-frontend/src/views/TrafficView.vue
+++ b/app/game-frontend/src/views/TrafficView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, onMounted, ref } from 'vue';
 import { useRouter } from 'vue-router';
 
diff --git a/app/game-frontend/src/views/TroopView.vue b/app/game-frontend/src/views/TroopView.vue
index b8bf47e3..4539356f 100644
--- a/app/game-frontend/src/views/TroopView.vue
+++ b/app/game-frontend/src/views/TroopView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, onMounted, ref } from 'vue';
 import { useRouter } from 'vue-router';
 
diff --git a/app/gateway-frontend/src/router/index.ts b/app/gateway-frontend/src/router/index.ts
index dffd700a..0768fa7d 100644
--- a/app/gateway-frontend/src/router/index.ts
+++ b/app/gateway-frontend/src/router/index.ts
@@ -1,12 +1,13 @@
 import { createRouter, createWebHistory } from 'vue-router';
-import HomeView from '../views/HomeView.vue';
-import LobbyView from '../views/LobbyView.vue';
-import AdminOverviewView from '../views/AdminOverviewView.vue';
-import AdminView from '../views/AdminView.vue';
-import ServerOperationsView from '../views/ServerOperationsView.vue';
-import AccountView from '../views/AccountView.vue';
-import OAuthCallbackView from '../views/OAuthCallbackView.vue';
-import SignupView from '../views/SignupView.vue';
+
+const HomeView = () => import('../views/HomeView.vue');
+const LobbyView = () => import('../views/LobbyView.vue');
+const AdminOverviewView = () => import('../views/AdminOverviewView.vue');
+const AdminView = () => import('../views/AdminView.vue');
+const ServerOperationsView = () => import('../views/ServerOperationsView.vue');
+const AccountView = () => import('../views/AccountView.vue');
+const OAuthCallbackView = () => import('../views/OAuthCallbackView.vue');
+const SignupView = () => import('../views/SignupView.vue');
 
 const router = createRouter({
     history: createWebHistory(import.meta.env.BASE_URL),
diff --git a/app/gateway-frontend/src/utils/formatLog.ts b/app/gateway-frontend/src/utils/formatLog.ts
index f3cdf5f5..4a405c30 100644
--- a/app/gateway-frontend/src/utils/formatLog.ts
+++ b/app/gateway-frontend/src/utils/formatLog.ts
@@ -1,3 +1,3 @@
-import { formatLegacyLogHtml } from '@sammo-ts/common';
+import { formatLegacyLogHtml } from '@sammo-ts/common/logging/formatLegacyLogHtml';
 
 export const formatLog = (text: string): string => formatLegacyLogHtml(text);
diff --git a/app/gateway-frontend/src/utils/gameTrpc.ts b/app/gateway-frontend/src/utils/gameTrpc.ts
index 929ea0ad..59704901 100644
--- a/app/gateway-frontend/src/utils/gameTrpc.ts
+++ b/app/gateway-frontend/src/utils/gameTrpc.ts
@@ -1,4 +1,4 @@
-import { trpcJsonBodyHttpClientOptions } from '@sammo-ts/common';
+import { trpcJsonBodyHttpClientOptions } from '@sammo-ts/common/http/trpcTransport';
 import { createTRPCProxyClient, httpBatchLink } from '@trpc/client';
 import type { appRouter } from '@sammo-ts/game-api';
 
@@ -9,9 +9,7 @@ const resolveProfileUrl = (template: string, profile: string): string =>
 
 export const createGameTrpc = (profile: string, port: number, gameToken?: string) => {
     const urlTemplate = import.meta.env.VITE_GAME_API_URL_TEMPLATE;
-    const url = urlTemplate
-        ? resolveProfileUrl(urlTemplate, profile)
-        : `http://localhost:${port}/api/trpc`;
+    const url = urlTemplate ? resolveProfileUrl(urlTemplate, profile) : `http://localhost:${port}/api/trpc`;
     return createTRPCProxyClient<GameRouter>({
         links: [
             httpBatchLink({
diff --git a/app/gateway-frontend/src/utils/trpc.ts b/app/gateway-frontend/src/utils/trpc.ts
index 50ab1b08..a6e77072 100644
--- a/app/gateway-frontend/src/utils/trpc.ts
+++ b/app/gateway-frontend/src/utils/trpc.ts
@@ -1,4 +1,4 @@
-import { trpcJsonBodyHttpClientOptions } from '@sammo-ts/common';
+import { trpcJsonBodyHttpClientOptions } from '@sammo-ts/common/http/trpcTransport';
 import { createTRPCProxyClient, httpBatchLink, httpLink } from '@trpc/client';
 import type { AppRouter } from '@sammo-ts/gateway-api';
 
diff --git a/app/gateway-frontend/src/views/AccountView.vue b/app/gateway-frontend/src/views/AccountView.vue
index bf39993b..cc0ca927 100644
--- a/app/gateway-frontend/src/views/AccountView.vue
+++ b/app/gateway-frontend/src/views/AccountView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, nextTick, onBeforeUnmount, onMounted, ref, watch } from 'vue';
 import { useRouter } from 'vue-router';
 
diff --git a/app/gateway-frontend/src/views/AdminView.vue b/app/gateway-frontend/src/views/AdminView.vue
index f1277e1f..7c26f61b 100644
--- a/app/gateway-frontend/src/views/AdminView.vue
+++ b/app/gateway-frontend/src/views/AdminView.vue
@@ -1,11 +1,10 @@
 <script setup lang="ts">
 import {
     formatServerDateTime,
-    gatewayProfileCapabilities,
     serverDateTimeInputToIso,
     toServerDateTimeInputValue,
-    type GatewayProfileStatus,
-} from '@sammo-ts/common';
+} from '@sammo-ts/common/time/ServerDateTime';
+import { gatewayProfileCapabilities, type GatewayProfileStatus } from '@sammo-ts/common/gateway/profileStatus';
 import { computed, onMounted, ref, watch } from 'vue';
 import ServerProfileTabs from '../components/ServerProfileTabs.vue';
 import AdminConsoleLayout from '../layouts/AdminConsoleLayout.vue';
diff --git a/app/gateway-frontend/src/views/HomeView.vue b/app/gateway-frontend/src/views/HomeView.vue
index bb7e5010..03361fd6 100644
--- a/app/gateway-frontend/src/views/HomeView.vue
+++ b/app/gateway-frontend/src/views/HomeView.vue
@@ -3,7 +3,7 @@ import { computed, onMounted, ref } from 'vue';
 import { useRouter } from 'vue-router';
 import type { inferRouterOutputs } from '@trpc/server';
 import type { AppRouter } from '@sammo-ts/gateway-api';
-import { gatewayProfileCapabilities } from '@sammo-ts/common';
+import { gatewayProfileCapabilities } from '@sammo-ts/common/gateway/profileStatus';
 
 import MapPreview from '../components/MapPreview.vue';
 import KakaoOtpDialog from '../components/KakaoOtpDialog.vue';
diff --git a/app/gateway-frontend/src/views/LobbyView.vue b/app/gateway-frontend/src/views/LobbyView.vue
index 078c6dce..14afb804 100644
--- a/app/gateway-frontend/src/views/LobbyView.vue
+++ b/app/gateway-frontend/src/views/LobbyView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime } from '@sammo-ts/common';
+import { formatServerDateTime } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, ref, onMounted, onUnmounted, watch } from 'vue';
 import { useRouter } from 'vue-router';
 import type { inferRouterOutputs } from '@trpc/server';
diff --git a/app/gateway-frontend/src/views/ServerOperationsView.vue b/app/gateway-frontend/src/views/ServerOperationsView.vue
index 6044c425..437ba1a3 100644
--- a/app/gateway-frontend/src/views/ServerOperationsView.vue
+++ b/app/gateway-frontend/src/views/ServerOperationsView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { formatServerDateTime, serverDateTimeInputToIso } from '@sammo-ts/common';
+import { formatServerDateTime, serverDateTimeInputToIso } from '@sammo-ts/common/time/ServerDateTime';
 import { computed, nextTick, onBeforeUnmount, onMounted, reactive, ref, watch } from 'vue';
 
 import CompactHelp from '../components/CompactHelp.vue';
diff --git a/app/gateway-frontend/test/routerLoading.test.mjs b/app/gateway-frontend/test/routerLoading.test.mjs
new file mode 100644
index 00000000..76b71745
--- /dev/null
+++ b/app/gateway-frontend/test/routerLoading.test.mjs
@@ -0,0 +1,25 @@
+import assert from 'node:assert/strict';
+import { readFile } from 'node:fs/promises';
+import path from 'node:path';
+import { describe, it } from 'node:test';
+
+const routerSourcePath = path.resolve(import.meta.dirname, '../src/router/index.ts');
+
+void describe('gateway route loading contract', () => {
+    void it('loads view components through route-level dynamic imports', async () => {
+        const source = await readFile(routerSourcePath, 'utf8');
+        const staticViewImports = [...source.matchAll(/^import\s+.+\s+from\s+['"]\.\.\/views\//gm)];
+        const lazyViewComponents = new Set(
+            [...source.matchAll(/^const\s+([A-Z][A-Za-z0-9]+View)\s*=\s*\(\)\s*=>\s*import\(['"]\.\.\/views\//gm)].map(
+                (match) => match[1]
+            )
+        );
+        const routedViewComponents = new Set(
+            [...source.matchAll(/^\s*component:\s*([A-Z][A-Za-z0-9]+View),?$/gm)].map((match) => match[1])
+        );
+
+        assert.deepEqual(staticViewImports, []);
+        assert.deepEqual(lazyViewComponents, routedViewComponents);
+        assert.ok(lazyViewComponents.size >= 8);
+    });
+});
diff --git a/packages/common/package.json b/packages/common/package.json
index dda3c8a6..19308bd0 100644
--- a/packages/common/package.json
+++ b/packages/common/package.json
@@ -22,9 +22,41 @@
             "types": "./dist/auth/gameSessionTransfer.d.ts",
             "default": "./dist/auth/gameSessionTransfer.js"
         },
+        "./gateway/profileStatus": {
+            "types": "./dist/gateway/profileStatus.d.ts",
+            "default": "./dist/gateway/profileStatus.js"
+        },
+        "./http/trpcTransport": {
+            "types": "./dist/http/trpcTransport.d.ts",
+            "default": "./dist/http/trpcTransport.js"
+        },
+        "./legacyArchive/ArchivedGeneralSnapshot": {
+            "types": "./dist/legacyArchive/ArchivedGeneralSnapshot.d.ts",
+            "default": "./dist/legacyArchive/ArchivedGeneralSnapshot.js"
+        },
+        "./logging/formatLegacyLogHtml": {
+            "types": "./dist/logging/formatLegacyLogHtml.d.ts",
+            "default": "./dist/logging/formatLegacyLogHtml.js"
+        },
         "./navigation/menuConfig": {
             "types": "./dist/navigation/menuConfig.d.ts",
             "default": "./dist/navigation/menuConfig.js"
+        },
+        "./realtime/delta": {
+            "types": "./dist/realtime/delta.d.ts",
+            "default": "./dist/realtime/delta.js"
+        },
+        "./realtime/types": {
+            "types": "./dist/realtime/types.d.ts",
+            "default": "./dist/realtime/types.js"
+        },
+        "./time/ServerDateTime": {
+            "types": "./dist/time/ServerDateTime.d.ts",
+            "default": "./dist/time/ServerDateTime.js"
+        },
+        "./util/JosaUtil": {
+            "types": "./dist/util/JosaUtil.d.ts",
+            "default": "./dist/util/JosaUtil.js"
         }
     },
     "scripts": {
diff --git a/packages/common/tsdown.config.ts b/packages/common/tsdown.config.ts
index 2d1f5490..275b5c57 100644
--- a/packages/common/tsdown.config.ts
+++ b/packages/common/tsdown.config.ts
@@ -6,7 +6,15 @@ export default defineConfig({
         'auth/gameToken': 'src/auth/gameToken.ts',
         'auth/gameSessionTransfer': 'src/auth/gameSessionTransfer.ts',
         'auth/sanctions': 'src/auth/sanctions.ts',
+        'gateway/profileStatus': 'src/gateway/profileStatus.ts',
+        'http/trpcTransport': 'src/http/trpcTransport.ts',
+        'legacyArchive/ArchivedGeneralSnapshot': 'src/legacyArchive/ArchivedGeneralSnapshot.ts',
+        'logging/formatLegacyLogHtml': 'src/logging/formatLegacyLogHtml.ts',
         'navigation/menuConfig': 'src/navigation/menuConfig.ts',
+        'realtime/delta': 'src/realtime/delta.ts',
+        'realtime/types': 'src/realtime/types.ts',
+        'time/ServerDateTime': 'src/time/ServerDateTime.ts',
+        'util/JosaUtil': 'src/util/JosaUtil.ts',
     },
     format: 'es',
     outDir: 'dist',
diff --git a/tools/check-package-boundaries.mjs b/tools/check-package-boundaries.mjs
index a835c256..8af6f4bd 100644
--- a/tools/check-package-boundaries.mjs
+++ b/tools/check-package-boundaries.mjs
@@ -67,6 +67,10 @@ const persistenceModules = new Set([
 ]);
 
 const backendPackages = new Set(['@sammo-ts/game-api', '@sammo-ts/gateway-api']);
+const frontendRuntimeRootBarrels = new Set(['@sammo-ts/common', '@sammo-ts/logic']);
+const frontendRuntimeRootAllowlist = new Map([
+    ['app/game-frontend/src/workers/battleSimulator.worker.ts', new Set(['@sammo-ts/logic'])],
+]);
 const nodeBuiltins = new Set(builtinModules.flatMap((name) => [name, `node:${name}`]));
 
 const isPersistenceModule = (specifier) =>
@@ -101,7 +105,19 @@ export const extractImports = (source) => {
     const dynamicPattern = /\bimport\(\s*['"]([^'"]+)['"]\s*\)/g;
     let match;
     while ((match = fromPattern.exec(source))) {
-        imports.push({ specifier: match[3], typeOnly: Boolean(match[1]), clause: match[2] });
+        const clause = match[2].trim();
+        const namedElements =
+            clause.startsWith('{') && clause.endsWith('}')
+                ? clause
+                      .slice(1, -1)
+                      .split(',')
+                      .map((element) => element.trim())
+                      .filter(Boolean)
+                : [];
+        const typeOnly =
+            Boolean(match[1]) ||
+            (namedElements.length > 0 && namedElements.every((element) => element.startsWith('type ')));
+        imports.push({ specifier: match[3], typeOnly, clause: match[2] });
     }
     while ((match = sideEffectPattern.exec(source))) {
         imports.push({ specifier: match[1], typeOnly: false, clause: '' });
@@ -130,6 +146,14 @@ export const checkSource = ({ source, relativePath, zone }) => {
         if (zone.frontend && packageName && backendPackages.has(packageName) && !imported.typeOnly) {
             violations.push(`${relativePath}: frontend may reference ${packageName} only through import type`);
         }
+        if (
+            zone.frontend &&
+            frontendRuntimeRootBarrels.has(imported.specifier) &&
+            !imported.typeOnly &&
+            !frontendRuntimeRootAllowlist.get(relativePath)?.has(imported.specifier)
+        ) {
+            violations.push(`${relativePath}: frontend runtime must import a leaf subpath from ${imported.specifier}`);
+        }
         if (
             (zone.name === 'game-api' || zone.name === 'gateway-api') &&
             imported.specifier === '@sammo-ts/game-engine'
diff --git a/tools/check-package-boundaries.test.mjs b/tools/check-package-boundaries.test.mjs
index 1c90d3ab..8e107286 100644
--- a/tools/check-package-boundaries.test.mjs
+++ b/tools/check-package-boundaries.test.mjs
@@ -11,6 +11,10 @@ test('extracts multiline and type-only package imports', () => {
         extractImports("import {\n  GamePrisma,\n  type DatabaseClient\n} from '@sammo-ts/infra';")[0]?.specifier,
         '@sammo-ts/infra'
     );
+    assert.equal(
+        extractImports("import { type AppRouter, type Profile } from '@sammo-ts/gateway-api';")[0]?.typeOnly,
+        true
+    );
 });
 
 test('rejects infrastructure access and process diagnostics in logic', () => {
@@ -51,3 +55,35 @@ test('rejects prefixed and bare Node builtins in frontend source', () => {
         'app/game-frontend/src/example.ts: frontend production code may not import node:fs',
     ]);
 });
+
+test('requires frontend common and logic runtime imports to use leaf subpaths', () => {
+    const zone = {
+        name: 'game-frontend',
+        allowed: ['@sammo-ts/common', '@sammo-ts/logic'],
+        frontend: true,
+    };
+    const violations = checkSource({
+        source: [
+            "import { formatServerDateTime } from '@sammo-ts/common';",
+            "import { MESSAGE_MAILBOX_PUBLIC } from '@sammo-ts/logic';",
+            "import type { MessageType } from '@sammo-ts/logic';",
+        ].join('\n'),
+        relativePath: 'app/game-frontend/src/example.ts',
+        zone,
+    });
+
+    assert.deepEqual(violations, [
+        'app/game-frontend/src/example.ts: frontend runtime must import a leaf subpath from @sammo-ts/common',
+        'app/game-frontend/src/example.ts: frontend runtime must import a leaf subpath from @sammo-ts/logic',
+    ]);
+});
+
+test('allows the isolated battle simulator worker to load the logic runtime root', () => {
+    const violations = checkSource({
+        source: "const loadProcessor = () => import('@sammo-ts/logic');",
+        relativePath: 'app/game-frontend/src/workers/battleSimulator.worker.ts',
+        zone: { name: 'game-frontend', allowed: ['@sammo-ts/logic'], frontend: true },
+    });
+
+    assert.deepEqual(violations, []);
+});