woot, got it building, on to the next step

flake.lock

@@ -478,6 +478,27 @@
         "type": "github"
       }
     },
+    "jovian": {
+      "inputs": {
+        "nix-github-actions": "nix-github-actions",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1749627191,
+        "narHash": "sha256-bUv8CDE6Uyxak4UkOvRjx5xj6+msEHSpYGeAjkuTnTs=",
+        "owner": "Jovian-Experiments",
+        "repo": "Jovian-NixOS",
+        "rev": "f31df4cb6b2eeef6cf0113edb687297be72a69df",
+        "type": "github"
+      },
+      "original": {
+        "owner": "Jovian-Experiments",
+        "repo": "Jovian-NixOS",
+        "type": "github"
+      }
+    },
     "lib-aggregate": {
       "inputs": {
         "flake-utils": "flake-utils",
@@ -533,6 +554,28 @@
         "type": "github"
       }
     },
+    "nix-github-actions": {
+      "inputs": {
+        "nixpkgs": [
+          "jovian",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1729697500,
+        "narHash": "sha256-VFTWrbzDlZyFHHb1AlKRiD/qqCJIripXKiCSFS8fAOY=",
+        "owner": "zhaofengli",
+        "repo": "nix-github-actions",
+        "rev": "e418aeb728b6aa5ca8c5c71974e7159c2df1d8cf",
+        "type": "github"
+      },
+      "original": {
+        "owner": "zhaofengli",
+        "ref": "matrix-name",
+        "repo": "nix-github-actions",
+        "type": "github"
+      }
+    },
     "nix-minecraft": {
       "inputs": {
         "flake-compat": "flake-compat_3",
@@ -822,6 +865,7 @@
         "flux": "flux",
         "himmelblau": "himmelblau",
         "home-manager": "home-manager",
+        "jovian": "jovian",
         "nix-minecraft": "nix-minecraft",
         "nixos-boot": "nixos-boot",
         "nixpkgs": "nixpkgs_5",