Finally switch to flakes.

nixos/server/lemmy.nix

@@ -0,0 +1,19 @@
+{
+  services.lemmy = let
+    secrets = import ../common/secrets.nix;
+  in {
+    enable = true;
+    nginx.enable = true;
+    database.createLocally = true;
+    settings = {
+      hostname = "lemmy.${secrets.jimDomain}";
+      email = {
+        smtp_server = "mx.${secrets.jimDomain}:587";
+        smtp_login = "noreply@${secrets.jimDomain}";
+        smtp_from_address = "Jimbo's Lemmy <noreply@${secrets.jimDomain}>";
+        smtp_password = secrets.noreplyPassword;
+        tls_type = "starttls";
+      };
+    };
+  };
+}