vps: add isso comment server

sys/platforms/vps/srv/default.nix

@@ -18,5 +18,6 @@ with lib; {
     ./immich.nix
     ./mealie.nix
     ./dufs.nix
+    ./isso.nix
   ];
 }

sys/platforms/vps/srv/isso.nix

@@ -0,0 +1,44 @@
+{
+  lib,
+  pkgs,
+  ...
+}:
+with lib; {
+  services = {
+    nginx = {
+      virtualHosts."isso.posixlycorrect.com" = {
+        enableACME = true;
+        forceSSL = true;
+        extraConfig = ''
+          proxy_headers_hash_max_size 512;
+          proxy_headers_hash_bucket_size 128;
+        '';
+        locations."/" = {
+          proxyPass = "http://[::1]:8099";
+        };
+      };
+    };
+
+    isso = {
+      enable = true;
+      settings = {
+        general = {
+          host = "http://isso.posixlycorrect.com";
+          dbpath = "/var/lib/isso/comments.db";
+          notify = "stdout";
+        };
+        moderation = {
+          enabled = false;
+          approve-if-email-previously-approved = false;
+          purge-after = "365d";
+        };
+        server = {
+          listen = "http://[::1]:8099";
+        };
+        guard = {
+          require-author = true;
+        };
+      };
+    };
+  };
+}