Update docker/README.md

docker/README.md

@@ -2,21 +2,26 @@ Development Docker Image
 ========
 
 * Login in Xiaomi Docker Hub
-```
-docker login docker.d.xiaomi.net
-```
+
+  ```
+  docker login docker.d.xiaomi.net
+  ```
+
 * Build the image
-```
-docker build -t docker.d.xiaomi.net/mace/mace-dev .
-```
+
+  ```
+  docker build -t docker.d.xiaomi.net/mace/mace-dev .
+  ```
 
 * Push the image to Xiaomi Docker Hub
-```
-docker push docker.d.xiaomi.net/mace/mace-dev
-```
+
+  ```
+  docker push docker.d.xiaomi.net/mace/mace-dev
+  ```
 
 * Pull and run the image
-```
-# Set 'host' network to use ADB
-docker run -it --net=host docker.d.xiaomi.net/mace/mace-dev /bin/bash
-```
+
+  ```
+  # Set 'host' network to use ADB
+  docker run -it --net=host docker.d.xiaomi.net/mace/mace-dev /bin/bash
+  ```