diff --git a/.env.development.example b/.env.development.example
new file mode 100644
index 0000000..14b261b
--- /dev/null
+++ b/.env.development.example
@@ -0,0 +1,39 @@
+# ==========================================
+# 프로젝트 전역 설정
+# ==========================================
+PROJECT_NAME=comrelay
+APP_ENV=development
+BUILD_MODE=development
+FRONTEND_DIR=frontend
+BACKEND_DIR=backend
+
+# ==========================================
+# 포트 설정
+# ==========================================
+FRONTEND_PORT=5273
+BACKEND_PORT=3100
+WEBSOCKET_PORT=3101
+DB_PORT=5532
+REDIS_PORT=6479
+
+# ==========================================
+# Database 설정
+# ==========================================
+DB_IMAGE=postgres:15-alpine
+DB_USER=dev_ttipo
+DB_PASSWORD=change-me-db-password
+DB_NAME=comrelay_db
+DB_DATA_DIR=./data/postgres
+
+# ==========================================
+# Redis 설정
+# ==========================================
+REDIS_IMAGE=redis:7-alpine
+REDIS_PASSWORD=change-me-redis-password
+REDIS_DATA_DIR=./data/redis
+
+# ==========================================
+# API 경로 설정
+# ==========================================
+BACKEND_API_URL=http://localhost:3100/api
+CORS_ORIGIN=http://localhost:5273
diff --git a/.env.production.example b/.env.production.example
new file mode 100644
index 0000000..15d3ec0
--- /dev/null
+++ b/.env.production.example
@@ -0,0 +1,39 @@
+# ==========================================
+# 프로젝트 전역 설정
+# ==========================================
+PROJECT_NAME=comrelay
+APP_ENV=production
+BUILD_MODE=production
+FRONTEND_DIR=frontend
+BACKEND_DIR=backend
+
+# ==========================================
+# 포트 설정
+# ==========================================
+FRONTEND_PORT=5173
+BACKEND_PORT=3000
+WEBSOCKET_PORT=3001
+DB_PORT=5432
+REDIS_PORT=6379
+
+# ==========================================
+# Database 설정
+# ==========================================
+DB_IMAGE=postgres:15-alpine
+DB_USER=prd_ttipo
+DB_PASSWORD=change-me-db-password
+DB_NAME=comrelay_db
+DB_DATA_DIR=./data/postgres
+
+# ==========================================
+# Redis 설정
+# ==========================================
+REDIS_IMAGE=redis:7-alpine
+REDIS_PASSWORD=change-me-redis-password
+REDIS_DATA_DIR=./data/redis
+
+# ==========================================
+# API 경로 설정
+# ==========================================
+BACKEND_API_URL=http://localhost:3000/api
+CORS_ORIGIN=http://localhost:5173
diff --git a/backend/.env.development.example b/backend/.env.development.example
index 619b3ff..cb2d0b6 100644
--- a/backend/.env.development.example
+++ b/backend/.env.development.example
@@ -22,15 +22,5 @@ GITEA_TOKEN=change-me-gitea-token
 # GITEA_ORG: 저장소가 생성될 조직 이름 (Relay 의 owner 로도 사용)
 GITEA_ORG=marketing-team
 # 템플릿 저장소(생성 시 복제) — 미설정 시 기본 TtiPo/project-base 사용. Gitea 에서 template 설정 필요
-GITEA_TEMPLATE_OWNER=TtiPo
-GITEA_TEMPLATE_REPO=project-base
-
-# --- 단독 실행(non-Docker) 시 주석 해제 ---
-# NODE_ENV=development
-# DB_HOST=localhost
-# DB_PORT=5532
-# DB_USER=dev_ttipo
-# DB_PASSWORD=dev_960426
-# DB_NAME=comrelay_db
-# FRONTEND_URL=http://localhost:5173
-# CORS_ORIGIN=http://localhost:5173
+GITEA_TEMPLATE_OWNER=ttiPo
+GITEA_TEMPLATE_REPO=project-base
\ No newline at end of file
diff --git a/backend/.env.production.example b/backend/.env.production.example
index 619b3ff..cb2d0b6 100644
--- a/backend/.env.production.example
+++ b/backend/.env.production.example
@@ -22,15 +22,5 @@ GITEA_TOKEN=change-me-gitea-token
 # GITEA_ORG: 저장소가 생성될 조직 이름 (Relay 의 owner 로도 사용)
 GITEA_ORG=marketing-team
 # 템플릿 저장소(생성 시 복제) — 미설정 시 기본 TtiPo/project-base 사용. Gitea 에서 template 설정 필요
-GITEA_TEMPLATE_OWNER=TtiPo
-GITEA_TEMPLATE_REPO=project-base
-
-# --- 단독 실행(non-Docker) 시 주석 해제 ---
-# NODE_ENV=development
-# DB_HOST=localhost
-# DB_PORT=5532
-# DB_USER=dev_ttipo
-# DB_PASSWORD=dev_960426
-# DB_NAME=comrelay_db
-# FRONTEND_URL=http://localhost:5173
-# CORS_ORIGIN=http://localhost:5173
+GITEA_TEMPLATE_OWNER=ttiPo
+GITEA_TEMPLATE_REPO=project-base
\ No newline at end of file
diff --git a/frontend/.env.development.example b/frontend/.env.development.example
new file mode 100644
index 0000000..de347d8
--- /dev/null
+++ b/frontend/.env.development.example
@@ -0,0 +1,5 @@
+# ==========================================
+# 프론트엔드 고유 설정 예시 — 복사해 .env.development 생성
+# VITE_API_BASE_URL 은 docker-compose 가 루트 .env 의 BACKEND_API_URL 을
+# build arg 로 주입하므로 별도로 작성하지 않는다.
+# ==========================================
diff --git a/frontend/.env.production.example b/frontend/.env.production.example
new file mode 100644
index 0000000..523a653
--- /dev/null
+++ b/frontend/.env.production.example
@@ -0,0 +1,5 @@
+# ==========================================
+# 프론트엔드 고유 설정 예시 — 복사해 .env.production 생성
+# VITE_API_BASE_URL 은 docker-compose 가 루트 .env 의 BACKEND_API_URL 을
+# build arg 로 주입하므로 별도로 작성하지 않는다.
+# ==========================================