build: tag Docker images with latest

README.md

@@ -27,13 +27,16 @@ Artifacts are published to a Reposilite server. Add the repository to your Maven
 - A valid Lightning address (for test runs)
 
 ## Docker
-Build and publish the `phoenixd-rest` container image with the Jib Maven plugin:
+Build and publish the `phoenixd-rest` and `phoenixd-mock` container images with the Jib Maven plugin:
 
 ```bash
 ./mvnw deploy -pl phoenixd-rest -am
+./mvnw deploy -pl phoenixd-mock -am
 ```
 
-This pushes `docker.398ja.xyz/phoenixd-rest` to the registry. See [Docker](docs/how-to/docker.md) for details.
+Images are uploaded to `docker.398ja.xyz/phoenixd-rest` and `docker.398ja.xyz/phoenixd-mock` and tagged with both the project
+version and `latest`, allowing consumers to pull the most recent build without specifying a version. See
+[Docker](docs/how-to/docker.md) for details.
 
 ## Documentation
 - Reference: [phoenixd REST API](https://phoenix.acinq.co/server/api)

phoenixd-mock/pom.xml

@@ -71,6 +71,7 @@
                         <image>docker.398ja.xyz/phoenixd-mock</image>
                         <tags>
                             <tag>${project.version}</tag>
+                            <tag>latest</tag>
                         </tags>
                     </to>
                     <containerizingMode>packaged</containerizingMode>

phoenixd-rest/pom.xml

@@ -71,6 +71,7 @@
                         <image>docker.398ja.xyz/phoenixd-rest</image>
                         <tags>
                             <tag>${project.version}</tag>
+                            <tag>latest</tag>
                         </tags>
                     </to>
                     <containerizingMode>packaged</containerizingMode>