diff --git a/cs25-service/Dockerfile b/cs25-service/Dockerfile
index d839cf7b..20916674 100644
--- a/cs25-service/Dockerfile
+++ b/cs25-service/Dockerfile
@@ -22,37 +22,27 @@ LABEL type="application" module="cs25-service"
 # 작업 디렉토리
 WORKDIR /apps
 
-# Node.js 22 설치 + 공식 Brave MCP 서버 설치 + 래퍼 스크립트 생성
-RUN apt-get update \
- && apt-get install -y --no-install-recommends curl ca-certificates gnupg bash \
- && curl -fsSL https://deb.nodesource.com/setup_22.x | bash - \
- && apt-get install -y --no-install-recommends nodejs \
- \
- # 공식 패키지 설치 (deprecated 패키지 제거)
- && npm install -g @brave/brave-search-mcp-server \
- \
- # 전역 모듈 경로 계산
- && NPM_PREFIX="$(npm prefix -g)" \
- && SRCDIR="${NPM_PREFIX}/lib/node_modules/@brave/brave-search-mcp-server" \
- \
-# 실행 래퍼 (args는 전부 "$@"로 위임)
-&& { \
-  echo '#!/bin/sh'; \
-  echo 'NODE=$(command -v node || echo /usr/bin/node)'; \
-  echo 'exec "$NODE" "'"$SRCDIR"'/dist/index.js" "$@"'; \
-} > /usr/local/bin/server-brave-search \
-&& chmod 0755 /usr/local/bin/server-brave-search \
- \
- # 설치/실행 점검
- && echo "=== which server-brave-search ===" && which server-brave-search \
- && echo "=== server-brave-search --help ===" && server-brave-search --help || (echo "[ERROR] server-brave-search 실행 실패" && exit 1) \
- \
- # 정리
- && npm cache clean --force \
- && apt-get autoremove -y --purge \
- && apt-get clean \
- && rm -rf /var/lib/apt/lists/*
-
+# Node.js 22 + Brave MCP 서버 설치 + 실행 래퍼 생성
+RUN set -eux; \
+    apt-get update; \
+    apt-get install -y --no-install-recommends curl ca-certificates gnupg bash; \
+    curl -fsSL https://deb.nodesource.com/setup_22.x | bash -; \
+    apt-get install -y --no-install-recommends nodejs; \
+    npm install -g @brave/brave-search-mcp-server; \
+    NPM_PREFIX="$(npm prefix -g)"; \
+    SRCDIR="${NPM_PREFIX}/lib/node_modules/@brave/brave-search-mcp-server"; \
+    # 실행 래퍼 (전달 인자 전부 위임)
+    printf '%s\n' '#!/bin/sh' \
+                  'exec node "'"$SRCDIR"'/dist/index.js" "$@"' \
+      > /usr/local/bin/server-brave-search; \
+    chmod 0755 /usr/local/bin/server-brave-search; \
+    # sanity check (없으면 빌드 실패)
+    /usr/local/bin/server-brave-search --help >/dev/null; \
+    # 정리
+    npm cache clean --force; \
+    apt-get purge -y gnupg; \
+    apt-get autoremove -y --purge; \
+    rm -rf /var/lib/apt/lists/*
 
 # jar 복사
 COPY --from=builder /build/cs25-service/build/libs/*.jar app.jar
diff --git a/cs25-service/src/main/resources/application.properties b/cs25-service/src/main/resources/application.properties
index eed4922b..5cc8fa9c 100644
--- a/cs25-service/src/main/resources/application.properties
+++ b/cs25-service/src/main/resources/application.properties
@@ -72,7 +72,6 @@ spring.ai.mcp.client.stdio.connections.brave.command=server-brave-search
 spring.ai.mcp.client.stdio.connections.brave.args[0]=--transport
 spring.ai.mcp.client.stdio.connections.brave.args[1]=stdio
 spring.ai.mcp.client.stdio.connections.brave.env.BRAVE_API_KEY=${BRAVE_API_KEY}
-spring.ai.mcp.client.initialized=false
 spring.autoconfigure.exclude=org.springframework.ai.model.tool.autoconfigure.ToolCallingAutoConfiguration
 #MAIL
 spring.mail.host=smtp.gmail.com