check in time

interfaces/persistence.nix

@@ -0,0 +1,20 @@
+{lib, ...}: let
+  inherit (lib) mkOption types;
+in {
+  options = {
+    main = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+    };
+
+    driver = mkOption {
+      type = types.attrsOf types.anything;
+      default = {};
+    };
+
+    databases = mkOption {
+      type = types.listOf types.str;
+      default = [];
+    };
+  };
+}

interfaces/servarr.nix

@@ -0,0 +1,16 @@
+{lib, ...}: let
+  inherit (lib) mkOption types;
+in {
+  options = {
+    services = mkOption {
+      type = types.attrsOf (types.submodule {
+        options = {
+          port = mkOption {
+            type = types.port;
+          };
+        };
+      });
+      default = {};
+    };
+  };
+}