flake: change channel to small. update.

common/auto-upgrade.nix

@@ -7,7 +7,7 @@
     flags = [
       # Override nixpkgs (only). Notably does not include home-manager, sops or other utility/application flake inputs.
       "--refresh"
-      "--override-input" "nixpkgs" "github:NixOS/nixpkgs/nixos-25.11"
+      "--override-input" "nixpkgs" "github:NixOS/nixpkgs/nixos-25.11-small"
       "--override-input" "nixpkgs-unstable" "github:nixos/nixpkgs/nixos-unstable"
       "--no-write-lock-file"
     ];

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "extra-config": {
       "locked": {
-        "lastModified": 1770402017,
-        "narHash": "sha256-9Tt/p8yF4dIxY9aQf9a+XpeLCakU8n0xif19ITi03lw=",
+        "lastModified": 1775160379,
+        "narHash": "sha256-xrY3E3RTHP/c8MRKtciVbpXrgPCEnSQeNK4dCF53i9E=",
         "ref": "refs/heads/main",
-        "rev": "664c89988cf2c790e24941d3e55fb25df3942c28",
-        "revCount": 14,
+        "rev": "66b4e90b64ecfacc1fff901f3197388f70bc53c8",
+        "revCount": 15,
         "type": "git",
         "url": "file:///home/felixalb/nix-extra-config"
       },
@@ -56,11 +56,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1773264488,
-        "narHash": "sha256-rK0507bDuWBrZo+0zts9bCs/+RRUEHuvFE5DHWPxX/Q=",
+        "lastModified": 1775077333,
+        "narHash": "sha256-OXcxobt7lBkh1B8AjwreU+24myhtKpqeLfAeIyNLFY8=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "5c0f63f8d55040a7eed69df7e3fcdd15dfb5a04c",
+        "rev": "49ca96b2714c5931e17401eff87f3edd42d2b0f2",
         "type": "github"
       },
       "original": {
@@ -135,16 +135,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1773222311,
-        "narHash": "sha256-BHoB/XpbqoZkVYZCfXJXfkR+GXFqwb/4zbWnOr2cRcU=",
+        "lastModified": 1775301751,
+        "narHash": "sha256-VRA/A+jqAdh45j7H1z71ZuZNWv4Im1KJJYgotVyAOP0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0590cd39f728e129122770c029970378a79d076a",
+        "rev": "8b0b82d9f1c81e8f175fd4215d61ec847ddd055c",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-25.11",
+        "ref": "nixos-25.11-small",
         "repo": "nixpkgs",
         "type": "github"
       }
@@ -178,11 +178,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1773282481,
-        "narHash": "sha256-b/GV2ysM8mKHhinse2wz+uP37epUrSE+sAKXy/xvBY4=",
+        "lastModified": 1775036866,
+        "narHash": "sha256-ZojAnPuCdy657PbTq5V0Y+AHKhZAIwSIT2cb8UgAz/U=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "fe416aaedd397cacb33a610b33d60ff2b431b127",
+        "rev": "6201e203d09599479a3b3450ed24fa81537ebc4e",
         "type": "github"
       },
       "original": {

flake.nix

@@ -3,7 +3,7 @@
 
   inputs = {
     # Nixpkgs and friends
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.11"; # Remember to update ./common/auto-upgrade.nix
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.11-small"; # Remember to update ./common/auto-upgrade.nix
     nixpkgs-darwin.url = "github:NixOS/nixpkgs/nixpkgs-25.11-darwin";
     nixpkgs-2211.url = "https://github.com/NixOS/nixpkgs/archive/34bfa9403e42eece93d1a3740e9d8a02fceafbca.tar.gz"; # old nixpgks for e.g. remmina
     nixpkgs-unstable.url = "github:NixOS/nixpkgs/nixos-unstable";

hosts/challenger/services/calibre.nix

@@ -26,6 +26,7 @@ in {
 
     calibre-web = {
       enable = true;
+      package = pkgs.unstable.calibre-web;
       user = "calibre-server";
       listen.ip = "127.0.0.1";
       listen.port = 5010;