Update README.md

Author: czhangzhang

README.md

@@ -2,7 +2,7 @@
 
 ## Installation instructions
 
-As an open-source backend project, ivory-cloud requires the local installation of git, jdk, maven, etc., during the development process.
+As an open-source backend project, ivory-cloud requires the local installation of `git`, `jdk`, `maven`, etc., during the development process.
 
 Fork the backend repository of the open-source cloud platform to your own GitHub account, then clone it to your local machine, for example:
 
@@ -30,3 +30,21 @@ mvn install
 ```
 After the packaging is completed, you can find the `pkg` directory in the root directory of the project. It contains the jar package to be deployed.
 ### Deploy backend projects 
+Install a database such as ivorysql on your server and start it.
+Place the above jar package in your server, then edit [configuration file](./cloudnative/src/main/resources/application-native.yaml) 
+Among them, 5432 is the port on which the ivorysql database runs; please modify it according to the actual situation.
+```
+datasource:
+    druid:
+      db-type: com.alibaba.druid.pool.DruidDataSource
+      driver-class-name: org.postgresql.Driver
+      url: jdbc:postgresql://127.0.0.1:5432/ivory
+      username: ivorysql
+      password: "ivory@123"
+```
+In the directory where the jar package is located, execute:
+
+```
+nohup java -jar cloudservice-1.0-SNAPSHOT.jar > log_native 2>&1 &
+```
+cloudservice-1.0-SNAPSHOT.jar is the name of the jar package; please replace it according to the actual situation.