new: [odoo/web-proxy] use letsencrypt for ssl

compose.yml

@@ -19,6 +19,7 @@ odoo:
     web-proxy:
       frontend:
         domain: mydomain.org
+        ssl: letsencrypt
         #server-aliases:
         #  - mydomain2.org
         #
@@ -60,3 +61,18 @@ odoo:
 
 frontend:
   charm: apache
+  relations:
+    letsencrypt-dns:
+      letsencrypt
+
+
+letsencrypt:
+  options:
+    email: admin@0k.io
+    ovh:
+      ## see: https://api.ovh.com/g934.first_step_with_api
+      entrypoint: ovh-eu
+      application:
+        key: XXX
+        secret: YYY
+      consumer_key: ZZZ