manatee: Add host manatee

flake.nix

@@ -65,6 +65,17 @@
           ];
         };
 
+        manatee = inputs.nixpkgs.lib.nixosSystem {
+          system = "x86_64-linux";
+          specialArgs = {
+            inherit inputs;
+          };
+          modules = [
+            ./hosts/manatee/configuration.nix
+            ./hosts/manatee/home.nix
+          ];
+        };
+
         backwards = inputs.nixpkgs.lib.nixosSystem {
           system = "x86_64-linux";
           specialArgs = {