配置优先级由高到低 
JVM系统参数 优先级最高

JVM系统参数
环境变量
config/application.properties
application.properties
注意外部当前目录下的 application.properties 不生效

testkey001=value001-IN-config 
export testkey001=value-in-env
java -Dtestkey001=value-in-jvm-sys-prop -jar qute.jar 


http://127.0.0.1:8072/config


import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;

import org.eclipse.microprofile.config.inject.ConfigProperty;


@Path("/config")
public class ConfigController {

	@ConfigProperty(name = "testkey001") 
    String testkey001Value;

    @GET
    @Produces(MediaType.TEXT_PLAIN)
    public String getTestkey001Value() {
        return testkey001Value;
    }

}


application.properties
testkey001=value001

config/application.properties
testkey001=value001-IN-config 


https://gitee.com/dyyx/hellocode/tree/master/demo/quarkus/qute-quickstart