fix: codimd -> hedgedoc

configs/hedgedoc.nix

@@ -0,0 +1,25 @@
+{
+  services.nginx.virtualHosts."pad.xn--kiern-0qa.de" = {
+    enableACME = true;
+    addSSL = true;
+    locations."/".extraConfig = ''
+      client_max_body_size 4G;
+      proxy_set_header Host $host;
+      proxy_pass http://localhost:3091;
+    '';
+  };
+
+  services.hedgedoc = {
+    enable = true;
+    configuration = {
+      allowAnonymous = false;
+      allowGravatar = false;
+      db = {
+        dialect = "sqlite";
+        storage = "/var/lib/codimd/db.codimd.sqlite";
+        useCDN = false;
+      };
+      port = 3091;
+    };
+  };
+}