ci: Publish container image to Gitea

The Docker Distribution image resitry is no more.

ci/Jenkinsfile

@@ -63,7 +63,12 @@ pipeline {
         stage('Publish Container') {
             steps {
                 container('podman') {
-                    sh '. ci/publish-container.sh'
+                    withCredentials([usernameColonPassword(
+                        credentialsId: 'jenkins-packages',
+                        variable: 'PODMAN_AUTH',
+                    )]) {
+                        sh '. ci/publish-container.sh'
+                    }
                 }
             }
         }

ci/publish-container.sh

@@ -4,7 +4,10 @@
 
 push() {
     tag=$(tag_name "$1")
-    podman push hudctrl:$(tag_name ${BUILD_TAG}) registry.pyrocufflink.blue/hudctrl:${tag}
+    podman push \
+        --creds="${PODMAN_AUTH}" \
+        hudctrl:$(tag_name ${BUILD_TAG}) \
+        git.pyrocufflink.blue/containerimages/hudctrl:${tag}
 }
 
 push ${BUILD_TAG}