From c4a4c9efaf7227d0b9a0fde28cf8c4612176aea0 Mon Sep 17 00:00:00 2001
From: Jakub Stachurski <j.stachurski@student.utwente.nl>
Date: Sun, 23 Nov 2025 16:56:39 +0100
Subject: Add support for overlays that downgrade package to stable

---
 flake.nix                     | 10 ++++++++--
 overlays/stable_overrides.nix |  8 ++++++++
 2 files changed, 16 insertions(+), 2 deletions(-)
 create mode 100644 overlays/stable_overrides.nix

diff --git a/flake.nix b/flake.nix
index c5fbc22..ff1d3cc 100644
--- a/flake.nix
+++ b/flake.nix
@@ -22,12 +22,18 @@
   };
 
   outputs =
-    { self, nixpkgs, ... }@inputs:
+    { self, nixpkgs, nixpkgs-stable, ... }@inputs:
     {
       # packages."x86_64-linux".full-iso = self.nixosConfigurations.full-iso.config.system.build.isoImage;
-
       formatter.x86_64-linux = nixpkgs.legacyPackages.x86_64-linux.nixfmt-tree;
 
+      overlays = { 
+        stable_overlays = import ./overlays/stable_overrides.nix {
+          inherit nixpkgs; 
+          inherit nixpkgs-stable;
+        };
+      };
+
       nixosConfigurations = {
         apocalypse = nixpkgs.lib.nixosSystem {
           specialArgs = {
diff --git a/overlays/stable_overrides.nix b/overlays/stable_overrides.nix
new file mode 100644
index 0000000..87c3a0f
--- /dev/null
+++ b/overlays/stable_overrides.nix
@@ -0,0 +1,8 @@
+{nixpkgs, nixpkgs-stable, ...}:  
+  (final: prev: 
+  let 
+    pkgs-stable = nixpkgs-stable.legacyPackages.${prev.system}; 
+  in {
+        
+  }) 
+
-- 
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