new: hook ``dc-post-run`` is also called after a run

bin/compose-core

@@ -4020,8 +4020,8 @@ fi
 if [ "$action" == "run" -a "${#services_args}" != 0 ]; then
     charm=$(get_service_charm "${services_args[0]}") || exit 1
     metadata=$(charm.metadata "$charm") || exit 1
-    type="$(printf "%s" "$metadata" | shyaml get-value type 2>/dev/null)" || true
-    if [ "$type" == "run-once" ]; then
+    SERVICE_TYPE="$(printf "%s" "$metadata" | shyaml get-value type 2>/dev/null)" || true
+    if [ "$SERVICE_TYPE" == "run-once" ]; then
         run_service_hook dc-pre-run "${services_args[@]}" || exit 1
     fi
 fi
@@ -4090,4 +4090,10 @@ if [ "$post_hook" -a "${#services_args[@]}" != 0 ]; then
     run_service_hook post_deploy "${services_args[@]}" || exit 1
 fi
 
+if [ "$action" == "run" -a "${#services_args}" != 0 ]; then
+    if [ "$SERVICE_TYPE" == "run-once" ]; then
+        run_service_hook dc-post-run "${services_args[@]}" || exit 1
+    fi
+fi
+
 clean_unused_docker_compose || return 1