refactor: tighten backend and logic boundaries

app/game-engine/src/turn/ai/aiUtils.ts

@@ -1,7 +1,7 @@
-import type { City, Nation } from '@sammo-ts/logic';
-import { asRecord, isRecord } from '@sammo-ts/common';
+import type { City } from '@sammo-ts/logic';
+import { asRecord } from '@sammo-ts/common';
 
-export { asRecord, isRecord };
+export { asRecord };
 
 export const readNumber = (value: unknown, fallback = 0): number => {
     if (typeof value === 'number' && Number.isFinite(value)) {
@@ -16,21 +16,6 @@ export const readNumber = (value: unknown, fallback = 0): number => {
     return fallback;
 };
 
-export const readBoolean = (value: unknown, fallback = false): boolean => {
-    if (typeof value === 'boolean') {
-        return value;
-    }
-    if (typeof value === 'number') {
-        return value !== 0;
-    }
-    if (typeof value === 'string') {
-        return value === 'true' || value === '1';
-    }
-    return fallback;
-};
-
-export const readString = (value: unknown, fallback = ''): string => (typeof value === 'string' ? value : fallback);
-
 export const readMetaNumber = (meta: Record<string, unknown>, key: string, fallback = 0): number =>
     readNumber(meta[key], fallback);
 
@@ -49,12 +34,6 @@ export const readRequiredMetaNumber = (meta: Record<string, unknown>, key: strin
     throw new Error(`meta.${key} is required${suffix}.`);
 };
 
-export const readMetaString = (meta: Record<string, unknown>, key: string, fallback = ''): string =>
-    readString(meta[key], fallback);
-
-export const readMetaBoolean = (meta: Record<string, unknown>, key: string, fallback = false): boolean =>
-    readBoolean(meta[key], fallback);
-
 export const valueFit = (value: number, min?: number | null, max?: number | null): number => {
     let next = value;
     if (min !== null && min !== undefined && next < min) {
@@ -108,10 +87,3 @@ export const calcCityDevRatio = (city: City): number => {
     }
     return total / max;
 };
-
-export const readNationTech = (nation: Nation | null | undefined): number => {
-    if (!nation) {
-        return 0;
-    }
-    return readMetaNumber(asRecord(nation.meta), 'tech', 0);
-};

app/game-engine/src/turn/ai/generalAi/general/index.ts

@@ -7,30 +7,7 @@ import { do후방워프, do전방워프, do내정워프, do귀환, do집합 } fr
 import { doNPC헌납, doNPC사망대비 } from './npcActions.js';
 import { do국가선택, do중립, do거병, do건국, do해산, do선양, do방랑군이동 } from './politicsActions.js';
 
-export {
-    do일반내정,
-    do긴급내정,
-    do전쟁내정,
-    do금쌀구매,
-    do징병,
-    do전투준비,
-    do소집해제,
-    do출병,
-    do후방워프,
-    do전방워프,
-    do내정워프,
-    do귀환,
-    do집합,
-    doNPC헌납,
-    doNPC사망대비,
-    do국가선택,
-    do중립,
-    do거병,
-    do건국,
-    do해산,
-    do선양,
-    do방랑군이동,
-};
+export { do징병 };
 
 export const generalActionHandlers: Record<
     string,

app/game-engine/src/turn/ai/generalAi/nation/index.ts

@@ -12,29 +12,6 @@ import { do유저장긴급포상, do유저장포상, doNPC긴급포상, doNPC포
 import { do불가침제의, do선전포고 } from './diplomacy.js';
 import { do천도 } from './capital.js';
 
-export {
-    do부대전방발령,
-    do부대후방발령,
-    do부대구출발령,
-    do부대유저장후방발령,
-    do유저장후방발령,
-    do유저장구출발령,
-    do유저장전방발령,
-    do유저장내정발령,
-    doNPC후방발령,
-    doNPC구출발령,
-    doNPC전방발령,
-    doNPC내정발령,
-    do유저장긴급포상,
-    do유저장포상,
-    doNPC긴급포상,
-    doNPC포상,
-    doNPC몰수,
-    do불가침제의,
-    do선전포고,
-    do천도,
-};
-
 export const nationActionHandlers: Record<
     string,
     (ai: GeneralAI) => ReturnType<GeneralAI['buildNationCandidate']> | null