From afacc9a7db74603a876a2a3011742f0310d54441 Mon Sep 17 00:00:00 2001
From: king <heoseungpil@gmail.com>
Date: Fri, 29 May 2026 02:24:26 +0900
Subject: [PATCH] =?UTF-8?q?fix(expense-db):=20psql=20=EB=B3=80=EC=88=98?=
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dollar-quoted ($$...$$) 안의 :'app_password' 는 psql 이 치환하지 않아
서버에서 syntax error 발생. DO 블록을 제거하고 \gexec 로 동적 SQL 생성.

- CREATE ROLE: 미존재 시에만
- ALTER ROLE: 비밀번호 항상 동기화
---
 scripts/sql/expense_db_init.sql | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/scripts/sql/expense_db_init.sql b/scripts/sql/expense_db_init.sql
index 9d4007f..6ddfe7f 100644
--- a/scripts/sql/expense_db_init.sql
+++ b/scripts/sql/expense_db_init.sql
@@ -24,14 +24,16 @@ WHERE NOT EXISTS (SELECT 1 FROM pg_database WHERE datname = 'expense_db')
 \gexec
 
 -- 앱 전용 로그인 역할
-DO $$
-BEGIN
-  IF NOT EXISTS (SELECT 1 FROM pg_roles WHERE rolname = 'expense_app') THEN
-    EXECUTE format('CREATE ROLE expense_app LOGIN PASSWORD %L', :'app_password');
-  ELSE
-    EXECUTE format('ALTER ROLE expense_app WITH LOGIN PASSWORD %L', :'app_password');
-  END IF;
-END$$;
+-- psql 변수(:'app_password')는 dollar-quoted 블록 안에서 치환되지 않으므로
+-- DO 블록을 쓰지 않고 \gexec 로 동적 SQL 을 생성·실행한다.
+
+SELECT 'CREATE ROLE expense_app LOGIN PASSWORD ' || quote_literal(:'app_password')
+WHERE NOT EXISTS (SELECT 1 FROM pg_roles WHERE rolname = 'expense_app')
+\gexec
+
+-- 항상 최신 비밀번호로 동기화
+SELECT 'ALTER ROLE expense_app WITH LOGIN PASSWORD ' || quote_literal(:'app_password')
+\gexec
 
 GRANT CONNECT ON DATABASE expense_db TO expense_app;