nginx: get rid of some logging and fix hopglass build

configuration.nix

@@ -14,6 +14,7 @@
       ./variables.nix
       ./mailserver.nix
       ./borgbackup.nix
+      ./nginx.nix
       ./hopglass-frontend.nix
     ];
 

nginx.nix

@@ -0,0 +1,10 @@
+{ config, lib, pkgs, ... }:
+
+{
+  services.nginx = {
+    logError = "/dev/null";
+    appendConfig = ''
+      access_log off;
+    '';
+  };
+}

pkg-hopglass-fe.nix

@@ -30,7 +30,7 @@ yarn2nix.mkYarnPackage {
   '';
   distPhase = ''
     cp -Rv build/* $out/
-    ln -s "$conf" $out/config.json
+    cat "$conf" > $out/config.json
   '';
   allowedReferences = [ "out" ];
   yarnPreBuild = ''