new: docker image workflow

Signed-off-by: ngn <ngn@ngn.tf>

README.md

@@ -1,25 +1,24 @@
 # website | MatterLinux website
+
+![](https://git.matterlinux.xyz/matter/website/actions/workflows/docker.yml/badge.svg)
+
 Soruce code of Matterlinux's offical website, which is
 located at [matterlinux.xyz](https://matterlinux.xyz)
 
 ### Deployment
-Web server can be built and deployed with docker compose using the following
-configuration file:
+Web server can be deployed with docker compose using the following configuration file:
 ```yaml
-version: "3"
-
 services:
   website:
-    image: matterwebsite
-    restart: unless-stopped
-    build:
-      context: ./
+    container_name: matterwebsite
+    image: git.matterlinux.xyz/matter/website
     ports:
-      - "127.0.0.1:9878:9878"
+    - "127.0.0.1:9878:9878"
     volumes:
-      - "./content:/app/content"
+    - "./content:/app/content"
+    restart: unless-stopped
 ```
-After saving the configuration file, you can build and run the docker container:
+After saving the configuration file, you can run the docker container:
 ```bash
 docker-compose up -d
 ```
@@ -28,6 +27,6 @@ docker-compose up -d
 Website content can be managed by editing JSON and markdown files
 under the `content` direcotry.
 
-MatterLinux's website content directory can be found in the 
+MatterLinux's website content directory can be found in the
 [content](https://git.matterlinux.xyz/Matter/content)
 repository.