cleanup and mass update: moving from Harbor to Gitea registries and from Drone to Gitea CI/CD with Gitea Act Runner

roles/mastodon/tasks/main.yaml

@@ -12,7 +12,7 @@
     create_namespace: true
     release_namespace: "{{ mastodon_namespace | default(namespace) }}"
     release_name: "{{ mastodon_name | default('mastodon') }}"
-    chart_ref: "{{ mastodon_chart | default('ghp/mastodon') }}"
+    chart_ref: "{{ mastodon_chart_ref }}"
     chart_version: "{{ mastodon_version | default(omit) }}"
     release_values: "{{ mastodon_combined_values | from_yaml }}"