Flake: add nix-flatpak

flake.lock

@@ -159,6 +159,22 @@
         "type": "github"
       }
     },
+    "nix-flatpak": {
+      "locked": {
+        "lastModified": 1699822045,
+        "narHash": "sha256-ZKKbXcf7UXirQokVYNF0gN5AulWPDPsXXce6KolGr+g=",
+        "owner": "gmodena",
+        "repo": "nix-flatpak",
+        "rev": "bb4a08e975c5a64a909cc42de31cb02408c9bda8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "gmodena",
+        "ref": "main",
+        "repo": "nix-flatpak",
+        "type": "github"
+      }
+    },
     "nix-github-actions": {
       "inputs": {
         "nixpkgs": [
@@ -312,6 +328,7 @@
         "home-manager": "home-manager_2",
         "home-manager-unstable": "home-manager-unstable",
         "jovian": "jovian",
+        "nix-flatpak": "nix-flatpak",
         "nix-impermanence": "nix-impermanence",
         "nix-index-db": "nix-index-db",
         "nix-index-db-unstable": "nix-index-db-unstable",

flake.nix

@@ -60,7 +60,9 @@
 		vscode-extensions = {
 			url = "github:nix-community/nix-vscode-extensions";
 			inputs.nixpkgs.follows = "nixpkgs-unstable";
+
 		};
+		nix-flatpak.url = github:gmodena/nix-flatpak/main;
 	};
 
 	outputs = { ... } @inputs: with inputs; {