Merge pull request #249521 from Kranzes/oauth2-proxy

nixos/oauth2_proxy: service after network.target -> network-online.target

nixos/modules/services/security/oauth2_proxy.nix

···
       description = "OAuth2 Proxy";
       path = [ cfg.package ];
       wantedBy = [ "multi-user.target" ];
-      after = [ "network.target" ];
+      after = [ "network-online.target" ];
 
       serviceConfig = {
         User = "oauth2_proxy";