Add automatic HM cleanup

flake.lock

@@ -960,15 +960,16 @@
         "nixpkgs": "nixpkgs_3"
       },
       "locked": {
-        "lastModified": 1713946567,
-        "narHash": "sha256-gbffQxWoGmq9rmSwM2y4a+VGaTTuXSN+yyRoCkMuRjs=",
+        "lastModified": 1714022840,
+        "narHash": "sha256-i6xZsf7Kvp1n/Sn3nqPY1MJQx0gf80OGQw32PA/aZd8=",
         "owner": "Jovian-Experiments",
         "repo": "Jovian-NixOS",
-        "rev": "c3255d642c945847c61a867be15de63b8f81d5dc",
+        "rev": "94def3af1d45fe4b142beda3aa59a6a98e62ce9e",
         "type": "github"
       },
       "original": {
         "owner": "Jovian-Experiments",
+        "ref": "development",
         "repo": "Jovian-NixOS",
         "type": "github"
       }

home-manager/small.nix

@@ -26,6 +26,11 @@
     stateVersion = hmStateVersion;
     homeDirectory = "/home/${username}";
     sessionPath = [ "$HOME/.local/bin" ];
+    nix.gc = {
+      automatic = true;
+      frequency = "daily";
+      options = "--delete-older-than 7d";
+    };
   };
   
   nixpkgs = {

nixos/hosts/steamdeck/default.nix

@@ -1,6 +1,6 @@
-{ inputs, config, lib, username, pkgs, ... }: {
+{ inputs, config, lib, pkgs, ... }: {
   imports = [ 
-    # inputs.jovian.nixosModules
+    inputs.jovian.nixosModules
     ./disks.nix
     ../../common/modules/boot.nix
     ../../common/services/tailscale-autoconnect.nix

nixos/hosts/steamdeck/disks.nix

@@ -2,7 +2,8 @@
   services.btrfs.autoScrub.enable = true;
   services.btrfs.autoScrub.interval = "weekly";
 
-  disko.devices.disk.nvme0 = {
+  disko.devices = {
+    nvme0 = {
       type = "disk";
       device = "/dev/nvme0n1";
       content = { 
@@ -47,4 +48,29 @@
         }; # partitions
       }; # content
     }; # disko.devices.disk.nvme0
+
+    mmcblk0 = {
+      type = "disk";
+      device = "/dev/mmcblk0";
+      content = { 
+        type = "gpt";
+        partitions = { 
+          SD_CARD = { 
+            start = "0%";
+            end = "100%";
+            content = {
+              type = "btrfs";
+              extraArgs = [ "-f" ];
+              subvolumes = {
+                "/sd_card" = {
+                  mountpoint = "/sd_card";
+                  mountOptions = [ "compress=none" "noatime" ];
+                }; # sd_card
+              }; # subvolumes
+            }; # content
+          }; # partition 2 (SD_CARD BTRFS)
+        }; # partitions
+      }; # content
+    }; # disko.devices.disk.mmcblk0
+  }; # disko.devices
 } # root