From 494131ece5788e81fba78addba47b5dada10e008 Mon Sep 17 00:00:00 2001
From: DashieTM <fabio.lenherr@gmail.com>
Date: Mon, 5 Aug 2024 00:03:25 +0200
Subject: [PATCH] Add deletion policy for older nix generations

---
 base/common_hardware.nix | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/base/common_hardware.nix b/base/common_hardware.nix
index 7eb5054..a739a1c 100644
--- a/base/common_hardware.nix
+++ b/base/common_hardware.nix
@@ -7,7 +7,10 @@ in
     (modulesPath + "/installer/scan/not-detected.nix")
   ];
   # Bootloader.
-  boot.loader.systemd-boot.enable = true;
+  boot.loader.systemd-boot = {
+    enable = true;
+    configurationLimit = 5;
+  };
   boot.loader.efi.canTouchEfiVariables = true;
 
   # Enable networking
@@ -28,7 +31,15 @@ in
 
   nixpkgs.hostPlatform = lib.mkDefault config.conf.system;
   nix = {
+    gc = {
+      automatic = true;
+      dates = "weekly";
+      options = "--delete-older-than 7d --delete-generations +5";
+    };
     settings = {
+      trusted-users = [
+        username
+      ];
       auto-optimise-store = true;
 
       experimental-features = "nix-command flakes";
@@ -53,10 +64,6 @@ in
     DIRENV_LOG_FORMAT = "";
   };
 
-  nix.settings.trusted-users = [
-    username
-  ];
-
   boot.kernelPackages = config.conf.kernel;
   boot.initrd.availableKernelModules = [ "nvme" "xhci_pci" "ahci" "usbhid" "usb_storage" "sd_mod" ];
   boot.kernelParams = [