Optimized yourls variables and healthcheck

roles/web-app-yourls/templates/docker-compose.yml.j2

@@ -2,9 +2,9 @@
 
   application:
 {% set container_port = 80 %}
-{% set container_healthcheck = 'http://127.0.0.1' ~ yourls_admin_location %}
-    image: "{{ yourls_image }}:{{ yourls_version }}"
-    container_name: "{{ yourls_container }}"
+{% set container_healthcheck = YOURLS_ADMIN_LOCATION %}
+    image: "{{ YOURLS_IMAGE }}:{{ YOURLS_VERSION }}"
+    container_name: "{{ YOURLS_CONTAINER }}"
 {% include 'roles/docker-container/templates/base.yml.j2' %}
     ports:
       - "127.0.0.1:{{ ports.localhost.http[application_id] }}:{{ container_port }}"

roles/web-app-yourls/templates/env.j2

@@ -3,7 +3,7 @@ YOURLS_DB_USER: "{{ database_username }}"
 YOURLS_DB_PASS: "{{ database_password }}"
 YOURLS_DB_NAME: "{{ database_name }}"
 YOURLS_SITE:    "{{ domains | get_url(application_id, WEB_PROTOCOL) }}"
-YOURLS_USER:    "{{ yourls_user }}"
-YOURLS_PASS:    "{{ yourls_password }}"
+YOURLS_USER:    "{{ YOURLS_USER }}"
+YOURLS_PASS:    "{{ YOURLS_PASSWORD }}"
 # The following deactivates the login mask for admins, if the oauth2 proxy is activated 
 YOURLS_PRIVATE: "{{not (applications | get_app_conf(application_id, 'features.oauth2', False))}}" 

roles/web-app-yourls/templates/redirect.conf.j2

@@ -1,3 +1,3 @@
 location = / {
-    return {{ yourls_landingpage_status_code }} {{ yourls_admin_location }};
+    return {{ YOURLS_LANDINGPAGE_STATUS_CODE }} {{ YOURLS_ADMIN_LOCATION }};
 }