Install impermanence module

flake.lock

@@ -294,6 +294,21 @@
         "type": "github"
       }
     },
+    "impermanence": {
+      "locked": {
+        "lastModified": 1708968331,
+        "narHash": "sha256-VUXLaPusCBvwM3zhGbRIJVeYluh2uWuqtj4WirQ1L9Y=",
+        "owner": "nix-community",
+        "repo": "impermanence",
+        "rev": "a33ef102a02ce77d3e39c25197664b7a636f9c30",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "impermanence",
+        "type": "github"
+      }
+    },
     "nix-index-database": {
       "inputs": {
         "nixpkgs": [
@@ -452,6 +467,7 @@
         "hypridle": "hypridle",
         "hyprland": "hyprland",
         "hyprwm-contrib": "hyprwm-contrib",
+        "impermanence": "impermanence",
         "nix-index-database": "nix-index-database",
         "nix-minecraft": "nix-minecraft",
         "nix-wsl": "nix-wsl",

flake.nix

@@ -57,6 +57,8 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
 
+    impermanence.url = "github:nix-community/impermanence";
+
     nixfiles-assets = {
       # using self-hosted gitea mirror because of GitHub LFS bandwidth limit (even though i'd probably never hit it)
       type = "github";

system/default.nix

@@ -17,6 +17,7 @@ in
 
     # modules
     inputs.nix-minecraft.nixosModules.minecraft-servers
+    inputs.impermanence.nixosModules.impermanence
   ];
   config = {};
   options.nixfiles = {