stroopwafel/bluetooth: fix bind mount with impermanence

flake.lock

@@ -175,6 +175,21 @@
         "type": "github"
       }
     },
+    "impermanence": {
+      "locked": {
+        "lastModified": 1706639736,
+        "narHash": "sha256-CaG4j9+UwBDfinxxvJMo6yOonSmSo0ZgnbD7aj2Put0=",
+        "owner": "nix-community",
+        "repo": "impermanence",
+        "rev": "cd13c2917eaa68e4c49fea0ff9cada45440d7045",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "impermanence",
+        "type": "github"
+      }
+    },
     "mobile-nixos": {
       "flake": false,
       "locked": {
@@ -329,6 +344,7 @@
         "flake-compat": "flake-compat",
         "flake-parts": "flake-parts",
         "home-manager": "home-manager",
+        "impermanence": "impermanence",
         "mobile-nixos": "mobile-nixos",
         "musnix": "musnix",
         "nixos-flake": "nixos-flake",

flake.nix

@@ -25,6 +25,8 @@
 
     nixos-hardware.url = "github:nixos/nixos-hardware";
 
+    impermanence.url = "github:nix-community/impermanence";
+
     mobile-nixos.url = "github:nixos/mobile-nixos";
     mobile-nixos.flake = false;
 

hosts/default.nix

@@ -5,6 +5,7 @@
       stroopwafel = self.nixos-flake.lib.mkLinuxSystem {
         nixpkgs.hostPlatform = "x86_64-linux";
         imports = [
+          inputs.impermanence.nixosModules.impermanence
           self.nixosModules.base
           ./stroopwafel
           self.nixosModules.b12f

modules/bluetooth/default.nix

@@ -17,6 +17,7 @@
         # Enables experimental features and interfaces.
         # Makes BlueZ Battery Provider available
         Experimental = true;
+        AutoEnable = true;
       };
     };
   };

modules/persistence/default.nix

@@ -1,15 +1,21 @@
 { lib, config, ... }:
 {
+  environment.persistence."/persist" = {
+    hideMounts = true;
+    directories = [
+      "/var/log"
+      "/var/lib/bluetooth"
+      "/var/lib/nixos"
+      "/var/lib/systemd/coredump"
+      "/etc/NetworkManager/system-connections"
+    ];
+
+    files = [
+      "/etc/machine-id"
+    ];
+  };
+
   systemd.tmpfiles.rules = [
-    "L /var/lib/bluetooth - - - - /persist/var/lib/bluetooth"
-    "d /persist/var/lib/bluetooth 0500 root root"
-
-    "L /var/lib/docker - - - - /persist/var/lib/docker"
-    "d /persist/var/lib/docker 0510 root root"
-
-    "L /etc/NetworkManager/system-connections - - - - /persist/etc/NetworkManager/system-connections"
-    "d /persist/etc/NetworkManager/system-connections 0700 root root"
-
     "d /persist/etc/ssh 0400 root root"
   ];