From 3508c28bf10b823e04678465ee5e380c04828681 Mon Sep 17 00:00:00 2001
From: Crony Akatsuki <crony@cronyakatsuki.xyz>
Date: Thu, 19 Jun 2025 21:51:28 +0200
Subject: [PATCH] feat(servers): fix /boot getting filled with kernels.

---
 modules/servers/general/default.nix          |  1 +
 modules/servers/general/optimise-storage.nix | 19 +++++++++++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 modules/servers/general/optimise-storage.nix

diff --git a/modules/servers/general/default.nix b/modules/servers/general/default.nix
index 7645c87..081b2f4 100644
--- a/modules/servers/general/default.nix
+++ b/modules/servers/general/default.nix
@@ -8,5 +8,6 @@
     ./additional-pkgs.nix
     ./root.nix
     ./beszel-agent.nix
+    ./optimise-storage.nix
   ];
 }
diff --git a/modules/servers/general/optimise-storage.nix b/modules/servers/general/optimise-storage.nix
new file mode 100644
index 0000000..95abd05
--- /dev/null
+++ b/modules/servers/general/optimise-storage.nix
@@ -0,0 +1,19 @@
+{...}: {
+  nix.optimise = {
+    automatic = true;
+    dates = "weekly";
+  };
+
+  nix.gc = {
+    automatic = true;
+    dates = "weekly";
+    options = "--delete-older-than 10d";
+  };
+
+  nix.extraOptions = ''
+    min-free = ${toString (100 * 1024 * 1024)}
+    max-free = ${toString (1024 * 1024 * 1024)}
+  '';
+
+  boot.loader.grub.configurationLimit = 3;
+}