ci: Plugin-Images mit oumta-ci und Secret oumta_ci_token veröffentlichen

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

.woodpecker/plugins.yaml

@@ -26,10 +26,9 @@ steps:
       context: woodpecker/deploy
       dockerfile: woodpecker/deploy/Dockerfile
       tags: ${CI_COMMIT_TAG##deploy-}
-      username:
-        from_secret: registry_username
+      username: oumta-ci
       password:
-        from_secret: registry_password
+        from_secret: oumta_ci_token
     when:
       event: tag
       ref: refs/tags/deploy-v*
@@ -53,10 +52,9 @@ steps:
       context: woodpecker/bump
       dockerfile: woodpecker/bump/Dockerfile
       tags: ${CI_COMMIT_TAG##bump-}
-      username:
-        from_secret: registry_username
+      username: oumta-ci
       password:
-        from_secret: registry_password
+        from_secret: oumta_ci_token
     when:
       event: tag
       ref: refs/tags/bump-v*