update explain

Author: chuoke

README.md

@@ -15,9 +15,9 @@ COMPOSE_PROJECT_NAME=some-site
 
 APP_HOSTNAME=site.test
 
-APP_PATH=/var/www/site
+APP_CODE_PATH=/var/www/site
 
-APP_ENV=local
+APP_RUN_ENV=local
 
 ```
 
@@ -27,48 +27,47 @@ APP_ENV=local
 version: "3.8"
 
 networks:
-    proxy:
-        external: true
-        name: traefik_default
-    redis:
-        external: true
-        name: redis_default
-    mysql:
-        external: true
-        name: mysql_default
+  proxy:
+    external: true
+    name: traefik_default
+  redis:
+    external: true
+    name: redis_default
+  mysql:
+    external: true
+    name: mysql_default
 
 services:
-    php:
-        build:
-            context: ./
-        image: chuoke/php-nginx-alpine:8.0
-        container_name: ${COMPOSE_PROJECT_NAME}-app
-        environment:
-            - PGID=1000
-            - PUID=1000
-            - APP_PATH=${APP_PATH}
-            - APP_ENV=${APP_ENV}
-        volumes:
-            - ../:${APP_PATH}
-            # - ${APP_PATH}/vendor # For performance on Windows
-            - ./nginx/site.conf:/etc/nginx/sites-available/site.conf
-            # - ./nginx/nginx-octane.conf:/etc/nginx/sites-available/site.conf
-            - ./nginx/logs:/var/log/nginx
-            - ./supervisord/site.conf:/etc/supervisor/conf.d/supervisord.d/site.conf
-        networks:
-            - proxy
-            - redis
-            - mysql
-        expose:
-            - "80"
-        labels:
-            - "traefik.enable=true"
-            - "traefik.docker.network=traefik_default"
-            - "traefik.http.routers.${COMPOSE_PROJECT_NAME}-router.rule=Host(`${APP_HOSTNAME}`)"
-            - "traefik.http.routers.${COMPOSE_PROJECT_NAME}-router.entrypoints=web"
+  php:
+    image: chuoke/php-nginx-alpine:8.0
+    container_name: ${COMPOSE_PROJECT_NAME}
+    working_dir: ${APP_CODE_PATH}
+    environment:
+      - PGID=1000
+      - PUID=1000
+      - APP_CODE_PATH=${APP_CODE_PATH}
+      - APP_RUN_ENV=${APP_RUN_ENV}
+    volumes:
+      - ../:${APP_CODE_PATH}
+      # - ${APP_CODE_PATH}/vendor # For performance on Windows
+      - ./nginx/site.conf:/etc/nginx/sites-available/site.conf
+      # - ./nginx/nginx-octane.conf:/etc/nginx/sites-available/site.conf
+      - ./nginx/logs:/var/log/nginx
+      - ./supervisord/site.conf:/etc/supervisor/conf.d/supervisord.d/site.conf
+    networks:
+      - proxy
+      - redis
+      - mysql
+    expose:
+      - "80"
+    labels:
+      - "traefik.enable=true"
+      - "traefik.docker.network=traefik_default"
+      - "traefik.http.routers.${COMPOSE_PROJECT_NAME}-router.rule=Host(`${APP_HOSTNAME}`)"
+      - "traefik.http.routers.${COMPOSE_PROJECT_NAME}-router.entrypoints=web"
 ```
 
-These `./nginx/site.conf` and `./supervisord/site.conf` two files can be found in the sample `config` of the project.
+These example files like `./nginx/site.conf` and `./supervisord/site.conf` can be found in the sample `config` of the project.
 
 ---
 
@@ -77,9 +76,14 @@ These `./nginx/site.conf` and `./supervisord/site.conf` two files can be found i
 Download this project to local and run command following:
 
 ```shell
-docker build ./8.0 -f Dockerfile -t [name]:[tag]
+docker build path -f Dockerfile -t [name]:[tag]
+
 # example：
-docker build ./8.0 -f Dockerfile -t php-nginx-alpine:8.0
+docker build ./8.0 -f ./8.0/Dockerfile -t php-nginx-alpine:8.0
+
+# Push to Docker Hub
+docker tag php-nginx-alpine:8.0 your-name/php-nginx-alpine:8.0
+docker push your-name/php-nginx-alpine:8.0
 ```
 
 ## Export/Import image for uploading to server