fix key name

roles/docker/tasks/main.yml

@@ -39,7 +39,7 @@
     published_ports: "{{ published_ports | default(omit) }}"
     network_mode: "{{ network_mode | default(omit) }}"
     image: "{{ image.name }}:{{ image.tag }}"
-    extra_hosts: "{{ extra_hosts | default(omit) }}"
+    etc_hosts: "{{ extra_hosts | default(omit) }}"
     command: "{{ command | default(omit) }}"
     networks: "{{ networks | default(omit) }}"
     volumes: "{{ volumes | default(omit) }}"

tasks/pelican.yml

@@ -15,7 +15,7 @@
       - "{{ data_dir }}/pelican:/pelican-data"
       - "{{ data_dir }}/pelican/logs:/var/www/html/storage/logs"
       - "{{ data_dir }}/pelican/Caddyfile:/etc/caddy/Caddyfile"
-    extra_hosts:
+    etc_hosts:
       - "host.docker.internal:host-gateway"
     env:
       XDG_DATA_HOME: /pelican-data