started writing module

modules/fedi/iceshrimp/service.nix

@@ -0,0 +1,20 @@
+{iceshrimp}: {
+  systemd.services.iceshrimp = {
+    enable = true;
+    description = "Iceshrimp.NET daemon";
+
+    requires = ["postgresql.service"];
+    after = ["postgersql.service"];
+    wantedBy = ["multi-user.target"];
+
+    serviceConfig = {
+      Type = "simple";
+      Restart = "on-failure";
+
+      ExecStart = "${iceshrimp}/bin/iceshrimp --migrate-and-start";
+
+      User = "iceshrimp";
+      Group = "iceshrimp";
+    };
+  };
+}