Update the README.

README.md

@@ -24,27 +24,22 @@ Type: build
 
 
 ```shell
-./mvnw clean package
+./mvnw clean install -DskipTests=true
+# or
+make war
 ```
 
 Type: preparation
 - create a folder, for example, `project`.
-- copy `spring_rest_example-version.jar` from a release to the folder.
+- copy `SpringRestExample.war` from a release to `target/` in the folder.
-  - if you build the application from source, find the file in `target/`.
+  - if you build the application from source, skip this step.
-- copy docker/docker-compose.yml to the folder.
+- copy `Dockerfile` and `docker-compose.yml` to the folder.
-- turn up the database in the `project/docker`:
+- turn up the project in the `project`:
   ```
-  docker-compose up -d
+  docker-compose up -d --build
   ```
 - wait a minute while the database is bootstrapping.
-- now you can connect with the application.
+- now you can connect to the application.
-
-Type: run
-
-After the preparation, run the application in the folder, for example, `project`:
-```shell
-java -jar spring_rest_example-2.0.1.jar
-```
 
 ## Author