feat: infra 패키지 추가 및 PostgreSQL, Redis 커넥터 구현

packages/common/src/index.ts

@@ -1,2 +1 @@
-export * from './infra/postgres.js';
-export * from './infra/redis.js';
+export {};

packages/common/src/infra/postgres.ts

@@ -1,42 +0,0 @@
-import { PrismaClient, type PrismaClientOptions } from '@prisma/client';
-
-export interface PostgresConfig {
-    url: string;
-    log?: PrismaClientOptions['log'];
-}
-
-export interface PostgresConnector {
-    readonly prisma: PrismaClient;
-    connect(): Promise<void>;
-    disconnect(): Promise<void>;
-}
-
-export const resolvePostgresConfigFromEnv = (
-    env: NodeJS.ProcessEnv = process.env
-): PostgresConfig => {
-    const url = env.DATABASE_URL ?? '';
-    if (!url) {
-        throw new Error('DATABASE_URL is required to create a Postgres client.');
-    }
-
-    return { url };
-};
-
-export const createPostgresConnector = (
-    config: PostgresConfig
-): PostgresConnector => {
-    const prisma = new PrismaClient({
-        datasources: {
-            db: {
-                url: config.url,
-            },
-        },
-        log: config.log,
-    });
-
-    return {
-        prisma,
-        connect: () => prisma.$connect(),
-        disconnect: () => prisma.$disconnect(),
-    };
-};

packages/common/src/infra/redis.ts

@@ -1,43 +0,0 @@
-import { createClient, type RedisClientOptions, type RedisClientType } from 'redis';
-
-export interface RedisConfig {
-    url: string;
-    database?: number;
-    options?: Omit<RedisClientOptions, 'url' | 'database'>;
-}
-
-export interface RedisConnector {
-    readonly client: RedisClientType;
-    connect(): Promise<void>;
-    disconnect(): Promise<void>;
-}
-
-export const resolveRedisConfigFromEnv = (
-    env: NodeJS.ProcessEnv = process.env
-): RedisConfig => {
-    const url = env.REDIS_URL ?? '';
-    if (!url) {
-        throw new Error('REDIS_URL is required to create a Redis client.');
-    }
-
-    const database = env.REDIS_DB !== undefined ? Number(env.REDIS_DB) : undefined;
-    if (database !== undefined && Number.isNaN(database)) {
-        throw new Error('REDIS_DB must be a number when provided.');
-    }
-
-    return { url, database };
-};
-
-export const createRedisConnector = (config: RedisConfig): RedisConnector => {
-    const client = createClient({
-        url: config.url,
-        database: config.database,
-        ...config.options,
-    });
-
-    return {
-        client,
-        connect: () => client.connect(),
-        disconnect: () => client.quit(),
-    };
-};