diff --git a/.env b/.env
deleted file mode 100644
index a238f3e..0000000
--- a/.env
+++ /dev/null
@@ -1,28 +0,0 @@
-COMPOSE_PROJECT_NAME=model-develop-new
-
-# Local development ports
-GATEWAY_PORT=28081
-MYSQL_PORT=23318
-RUSTFS_API_PORT=29010
-RUSTFS_CONSOLE_PORT=29011
-BACKEND_PORT=28010
-RUNTIME_PORT=28012
-SCHEDULE_PORT=28013
-
-# Jupyter
-JUPYTER_IMAGE=quay.io/jupyter/base-notebook:2025-12-31
-JUPYTER_TOKEN=ModelDevelop_Jupyter_Isolated_2026_A7K9
-
-# MySQL
-MYSQL_DATABASE=model_develop_isolated
-MYSQL_USER=model_develop_app
-MYSQL_PASSWORD=ModelDevelop_MySQL_App_2026_B8M4
-MYSQL_ROOT_PASSWORD=ModelDevelop_MySQL_Root_2026_C6R2
-
-# RustFS
-RUSTFS_IMAGE=rustfs/rustfs:latest
-RUSTFS_ACCESS_KEY=modeldevelopisolated
-RUSTFS_SECRET_KEY=ModelDevelop_RustFS_2026_D9P5
-
-# Internal service authentication
-INTERNAL_SERVICE_TOKEN=ModelDevelop_Internal_Service_2026_E4T8
\ No newline at end of file
diff --git a/.env.example b/.env.example
index 15cade1..a4817c4 100644
--- a/.env.example
+++ b/.env.example
@@ -1,17 +1,20 @@
-COMPOSE_PROJECT_NAME=model-platform-refactored
+COMPOSE_PROJECT_NAME=model-platform
 
-# ports
-BACKEND_PORT=8010
-RUNTIME_PORT=8012
-SCHEDULE_PORT=8013
+# External port of the Nginx gateway. Only Nginx is exposed to the host
+# (architecture §2.2); backend/runtime/schedule stay on the Docker internal
+# network. Override here to expose Nginx on a different host port.
+GATEWAY_PORT=8888
 
 # MySQL connection URI (async SQLAlchemy driver)
 DATABASE_URL=mysql+asyncmy://model_platform:ChangeMe_MySQL_App_2026@mysql:3306/model_platform?charset=utf8mb4
 
-# Object storage (S3-compatible) endpoints
-RUSTFS_INTERNAL_ENDPOINT=http://rustfs:9000
-RUSTFS_PUBLIC_ENDPOINT=http://localhost:9010
+# Object storage (S3-compatible, RustFS).
+# RUSTFS_ENDPOINT is the single upstream URL consumed by all 4 services:
+#   - nginx (via scripts/nginx-entrypoint.sh, which parses host + port)
+#   - backend / runtime / schedule (passed through to boto3 / rclone)
+# RUSTFS_ACCESS_KEY / RUSTFS_SECRET_KEY are read by Python code in
+# backend/ and schedule/ (boto3 credentials).
+RUSTFS_ENDPOINT=http://rustfs:9000
 RUSTFS_ACCESS_KEY=modelplatform
 RUSTFS_SECRET_KEY=ChangeMe_RustFS_2026
-RUSTFS_API_PORT=9010
-RUSTFS_CONSOLE_PORT=9011
+
diff --git a/.gitignore b/.gitignore
index 723ef36..388de3b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,8 @@
-.idea
\ No newline at end of file
+.idea
+
+.env
+
+.idea
+
+.venv
+