fix: restore ref map hover details and title

app/game-api/src/maps/worldMap.ts

@@ -10,6 +10,11 @@ export type BaseMapResult = {
     startYear: number;
     year: number;
     month: number;
+    techLevelLimit: {
+        maxLevel: number;
+        initialLevel: number;
+        increaseYears: number;
+    };
     cityList: MapCityCompact[];
     nationList: MapNationCompact[];
 };
@@ -64,6 +69,23 @@ const readState = (meta: Record<string, unknown>): number => {
     return 0;
 };
 
+const readPositiveInteger = (value: unknown, fallback: number): number => {
+    if (typeof value !== 'number' || !Number.isFinite(value)) {
+        return fallback;
+    }
+    const normalized = Math.floor(value);
+    return normalized > 0 ? normalized : fallback;
+};
+
+const resolveTechLevelLimit = (worldState: WorldStateRow): BaseMapResult['techLevelLimit'] => {
+    const constValues = asRecord(asRecord(worldState.config).const);
+    return {
+        maxLevel: readPositiveInteger(constValues.maxTechLevel, 12),
+        initialLevel: readPositiveInteger(constValues.initialAllowedTechLevel, 1),
+        increaseYears: readPositiveInteger(constValues.techLevelIncYear, 5),
+    };
+};
+
 const normalizeNumberRecord = (value: unknown): Record<number, number> => {
     if (!isRecord(value)) {
         return {};
@@ -180,6 +202,7 @@ const loadBaseMap = async (
         startYear: resolveStartYear(worldState),
         year: worldState.currentYear,
         month: worldState.currentMonth,
+        techLevelLimit: resolveTechLevelLimit(worldState),
         cityList,
         nationList,
     };

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

@@ -26,7 +26,13 @@ const buildContext = () => {
             findFirst: vi.fn(async () => ({
                 currentYear: 190,
                 currentMonth: 3,
-                config: {},
+                config: {
+                    const: {
+                        maxTechLevel: 10,
+                        initialAllowedTechLevel: 2,
+                        techLevelIncYear: 4,
+                    },
+                },
                 meta: { scenarioMeta: { startYear: 184 } },
             })),
         },
@@ -38,12 +44,8 @@ const buildContext = () => {
         },
         $queryRaw: vi
             .fn()
-            .mockResolvedValueOnce([
-                { id: 1, level: 5, nationId: 1, region: 1, supplyState: 1, meta: { state: 0 } },
-            ])
-            .mockResolvedValueOnce([
-                { id: 1, name: '촉', color: '#ff0000', capitalCityId: 1, meta: {} },
-            ]),
+            .mockResolvedValueOnce([{ id: 1, level: 5, nationId: 1, region: 1, supplyState: 1, meta: { state: 0 } }])
+            .mockResolvedValueOnce([{ id: 1, name: '촉', color: '#ff0000', capitalCityId: 1, meta: {} }]),
     };
     const context: GameApiContext = {
         db: db as unknown as DatabaseClient,
@@ -70,6 +72,11 @@ describe('public.getCachedMap', () => {
         expect(result).toMatchObject({
             year: 190,
             month: 3,
+            techLevelLimit: {
+                maxLevel: 10,
+                initialLevel: 2,
+                increaseYears: 4,
+            },
             history: [
                 { id: 9, text: '<Y>최근 정세</>' },
                 { id: 8, text: '이전 정세' },