Properly delete irrelevant certs

Re: coop-cloud/organising#54

compose.yml

@@ -158,14 +158,14 @@ services:
     image: ldez/traefik-certs-dumper:v2.8.1
     entrypoint: sh -c '
       apk add jq
-      ; while ! [ -e /traefik/production-acme.json ]
-        || ! [ `jq ".production.Certificates | length" /traefik/production-acme.json` != 0 ]; do
+      ; while ! [ -e /traefik/${ACME_JSON} ]
+        || ! [ `jq ".production.Certificates | length" /traefik/${ACME_JSON}` != 0 ]; do
           sleep 1
       ; done
-      && traefik-certs-dumper file --watch --source /traefik/production-acme.json
-        --dest /output --domain-subdir=true --version v2'
+      && traefik-certs-dumper file --watch --source /traefik/${ACME_JSON}
+        --dest /output --domain-subdir=true --version v2
+        --post-hook "sh /usr/bin/certdumper_post.sh"'
     environment:
-      # Make sure this is the same as the main=-domain in traefik.toml
       - DOMAIN=$WEB_DOMAIN
     volumes:
       # Folder, which contains the acme.json