diff --git a/flake.lock b/flake.lock
index 8091b18..cdea966 100644
--- a/flake.lock
+++ b/flake.lock
@@ -178,11 +178,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1771469470,
-        "narHash": "sha256-GnqdqhrguKNN3HtVfl6z+zbV9R9jhHFm3Z8nu7R6ml0=",
+        "lastModified": 1773889306,
+        "narHash": "sha256-PAqwnsBSI9SVC2QugvQ3xeYCB0otOwCacB1ueQj2tgw=",
         "owner": "nix-community",
         "repo": "disko",
-        "rev": "4707eec8d1d2db5182ea06ed48c820a86a42dc13",
+        "rev": "5ad85c82cc52264f4beddc934ba57f3789f28347",
         "type": "github"
       },
       "original": {
@@ -250,11 +250,11 @@
     "flake-compat_2": {
       "flake": false,
       "locked": {
-        "lastModified": 1761588595,
-        "narHash": "sha256-XKUZz9zewJNUj46b4AJdiRZJAvSZ0Dqj2BNfXvFlJC4=",
+        "lastModified": 1767039857,
+        "narHash": "sha256-vNpUSpF5Nuw8xvDLj2KCwwksIbjua2LZCqhV1LNRDns=",
         "owner": "edolstra",
         "repo": "flake-compat",
-        "rev": "f387cd2afec9419c8ee37694406ca490c3f34ee5",
+        "rev": "5edf11c44bc78a0d334f6334cdaf7d60d732daab",
         "type": "github"
       },
       "original": {
@@ -399,11 +399,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1763319842,
-        "narHash": "sha256-YG19IyrTdnVn0l3DvcUYm85u3PaqBt6tI6VvolcuHnA=",
+        "lastModified": 1772893680,
+        "narHash": "sha256-JDqZMgxUTCq85ObSaFw0HhE+lvdOre1lx9iI6vYyOEs=",
         "owner": "cachix",
         "repo": "git-hooks.nix",
-        "rev": "7275fa67fbbb75891c16d9dee7d88e58aea2d761",
+        "rev": "8baab586afc9c9b57645a734c820e4ac0a604af9",
         "type": "github"
       },
       "original": {
@@ -457,11 +457,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1771744638,
-        "narHash": "sha256-EDLi+YAsEEAmMeZe1v6GccuGRbCkpSZp/+A6g+pivR8=",
+        "lastModified": 1775425411,
+        "narHash": "sha256-KY6HsebJHEe5nHOWP7ur09mb0drGxYSzE3rQxy62rJo=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "cb6c151f5c9db4df0b69d06894dc8484de1f16a0",
+        "rev": "0d02ec1d0a05f88ef9e74b516842900c41f0f2fe",
         "type": "github"
       },
       "original": {
@@ -471,6 +471,47 @@
         "type": "github"
       }
     },
+    "home-manager_2": {
+      "inputs": {
+        "nixpkgs": [
+          "vpsadminos",
+          "impermanence",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1768598210,
+        "narHash": "sha256-kkgA32s/f4jaa4UG+2f8C225Qvclxnqs76mf8zvTVPg=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "c47b2cc64a629f8e075de52e4742de688f930dc6",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
+    "impermanence": {
+      "inputs": {
+        "home-manager": "home-manager_2",
+        "nixpkgs": "nixpkgs_7"
+      },
+      "locked": {
+        "lastModified": 1769548169,
+        "narHash": "sha256-03+JxvzmfwRu+5JafM0DLbxgHttOQZkUtDWBmeUkN8Y=",
+        "owner": "nix-community",
+        "repo": "impermanence",
+        "rev": "7b1d382faf603b6d264f58627330f9faa5cba149",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "impermanence",
+        "type": "github"
+      }
+    },
     "lsfg-vk-flake": {
       "inputs": {
         "nixpkgs": [
@@ -518,11 +559,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1771734689,
-        "narHash": "sha256-/phvMgr1yutyAMjKnZlxkVplzxHiz60i4rc+gKzpwhg=",
+        "lastModified": 1775365369,
+        "narHash": "sha256-DgH5mveLoau20CuTnaU5RXZWgFQWn56onQ4Du2CqYoI=",
         "owner": "Mic92",
         "repo": "nix-index-database",
-        "rev": "8f590b832326ab9699444f3a48240595954a4b10",
+        "rev": "cef5cf82671e749ac87d69aadecbb75967e6f6c3",
         "type": "github"
       },
       "original": {
@@ -541,11 +582,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1766537863,
-        "narHash": "sha256-HEt+wbazRgJYeY+lgj65bxhPyVc4x7NEB2bs5NU6DF8=",
+        "lastModified": 1773912645,
+        "narHash": "sha256-QHzRqq6gh+t3F/QU9DkP7X63dDDcuIQmaDz12p7ANTg=",
         "owner": "simple-nixos-mailserver",
         "repo": "nixos-mailserver",
-        "rev": "23f0a53ca6e58e61e1ea2b86791c69b79c91656d",
+        "rev": "25e6dbb8fca3b6e779c5a46fd03bd760b2165bb5",
         "type": "gitlab"
       },
       "original": {
@@ -573,11 +614,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1771369470,
-        "narHash": "sha256-0NBlEBKkN3lufyvFegY4TYv5mCNHbi5OmBDrzihbBMQ=",
+        "lastModified": 1775710090,
+        "narHash": "sha256-ar3rofg+awPB8QXDaFJhJ2jJhu+KqN/PRCXeyuXR76E=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0182a361324364ae3f436a63005877674cf45efb",
+        "rev": "4c1018dae018162ec878d42fec712642d214fdfa",
         "type": "github"
       },
       "original": {
@@ -586,6 +627,38 @@
         "type": "indirect"
       }
     },
+    "nixpkgsUnstable": {
+      "locked": {
+        "lastModified": 1775710090,
+        "narHash": "sha256-ar3rofg+awPB8QXDaFJhJ2jJhu+KqN/PRCXeyuXR76E=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "4c1018dae018162ec878d42fec712642d214fdfa",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_10": {
+      "locked": {
+        "lastModified": 1714091391,
+        "narHash": "sha256-68n3GBvlm1MIeJXadPzQ3v8Y9sIW3zmv8gI5w5sliC8=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "4c86138ce486d601d956a165e2f7a0fc029a03c1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "nixpkgs_2": {
       "locked": {
         "lastModified": 1659219666,
@@ -634,11 +707,11 @@
     },
     "nixpkgs_5": {
       "locked": {
-        "lastModified": 1771574726,
-        "narHash": "sha256-D1PA3xQv/s4W3lnR9yJFSld8UOLr0a/cBWMQMXS+1Qg=",
+        "lastModified": 1775811116,
+        "narHash": "sha256-t+HZK42pB6N+i5RGbuy7Xluez/VvWbembBdvzsc23Ss=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c217913993d6c6f6805c3b1a3bda5e639adfde6d",
+        "rev": "54170c54449ea4d6725efd30d719c5e505f1c10e",
         "type": "github"
       },
       "original": {
@@ -664,6 +737,38 @@
       }
     },
     "nixpkgs_7": {
+      "locked": {
+        "lastModified": 1768564909,
+        "narHash": "sha256-Kell/SpJYVkHWMvnhqJz/8DqQg2b6PguxVWOuadbHCc=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "e4bae1bd10c9c57b2cf517953ab70060a828ee6f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_8": {
+      "locked": {
+        "lastModified": 1775811116,
+        "narHash": "sha256-t+HZK42pB6N+i5RGbuy7Xluez/VvWbembBdvzsc23Ss=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "54170c54449ea4d6725efd30d719c5e505f1c10e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-25.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_9": {
       "locked": {
         "lastModified": 1719010183,
         "narHash": "sha256-8HMWaqpyjbVeEsmy/A2H6VFtW/Wr71vkPLnpTiAXu+8=",
@@ -679,22 +784,6 @@
         "type": "github"
       }
     },
-    "nixpkgs_8": {
-      "locked": {
-        "lastModified": 1714091391,
-        "narHash": "sha256-68n3GBvlm1MIeJXadPzQ3v8Y9sIW3zmv8gI5w5sliC8=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "4c86138ce486d601d956a165e2f7a0fc029a03c1",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixpkgs-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "plymouth-themes": {
       "flake": false,
       "locked": {
@@ -806,11 +895,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1771735105,
-        "narHash": "sha256-MJuVJeszZEziquykEHh/hmgIHYxUcuoG/1aowpLiSeU=",
+        "lastModified": 1775682595,
+        "narHash": "sha256-0E9PohY/VuESLq0LR4doaH7hTag513sDDW5n5qmHd1Q=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "d7755d820f5fa8acf7f223309c33e25d4f92e74f",
+        "rev": "d2e8438d5886e92bc5e7c40c035ab6cae0c41f76",
         "type": "github"
       },
       "original": {
@@ -951,11 +1040,11 @@
         "nixpkgs": "nixpkgs_6"
       },
       "locked": {
-        "lastModified": 1770228511,
-        "narHash": "sha256-wQ6NJSuFqAEmIg2VMnLdCnUc0b7vslUohqqGGD+Fyxk=",
+        "lastModified": 1775636079,
+        "narHash": "sha256-pc20NRoMdiar8oPQceQT47UUZMBTiMdUuWrYu2obUP0=",
         "owner": "numtide",
         "repo": "treefmt-nix",
-        "rev": "337a4fe074be1042a35086f15481d763b8ddc0e7",
+        "rev": "790751ff7fd3801feeaf96d7dc416a8d581265ba",
         "type": "github"
       },
       "original": {
@@ -965,12 +1054,17 @@
       }
     },
     "vpsadminos": {
+      "inputs": {
+        "impermanence": "impermanence",
+        "nixpkgs": "nixpkgs_8",
+        "nixpkgsUnstable": "nixpkgsUnstable"
+      },
       "locked": {
-        "lastModified": 1771632757,
-        "narHash": "sha256-Eb0v0imSKZDuZ6rCR7CX3PcGfPhdwsA6VFEQhQQQ+R8=",
+        "lastModified": 1775882020,
+        "narHash": "sha256-KzrYFXnPzoy284pibNT5HdouqyqMUuHrbRKCyPjHOhU=",
         "owner": "vpsfreecz",
         "repo": "vpsadminos",
-        "rev": "0000b3483cf507cb34c66ac3dcefc20228c85963",
+        "rev": "0aee41c6ba3b3299c437fbb363d6014b002f1645",
         "type": "github"
       },
       "original": {
@@ -983,7 +1077,7 @@
       "inputs": {
         "crane": "crane_3",
         "flake-utils": "flake-utils_6",
-        "nixpkgs": "nixpkgs_7"
+        "nixpkgs": "nixpkgs_9"
       },
       "locked": {
         "lastModified": 1758999384,
@@ -1002,7 +1096,7 @@
     "wl-crosshair": {
       "inputs": {
         "flake-utils": "flake-utils_7",
-        "nixpkgs": "nixpkgs_8"
+        "nixpkgs": "nixpkgs_10"
       },
       "locked": {
         "lastModified": 1762293940,
diff --git a/hosts/monolith/default.nix b/hosts/monolith/default.nix
index bc673a0..15ba704 100644
--- a/hosts/monolith/default.nix
+++ b/hosts/monolith/default.nix
@@ -161,6 +161,25 @@ in
     useTmpfs = true;
   };
 
+  fileSystems."/nix/var/nix/builds" = {
+    device = "tmpfs";
+    fsType = "tmpfs";
+    options = [
+      "size=20G" # adjust for your situation and needs
+      "mode=700"
+    ];
+  };
+
+  zramSwap.enable = true;
+  zramSwap.memoryPercent = 100;
+
+  boot.kernel.sysctl = {
+    "vm.swappiness" = 180;
+    "vm.watermark_boost_factor" = 0;
+    "vm.watermark_scale_factor" = 125;
+    "vm.page-cluster" = 0;
+  };
+
   # swap
   # fileSystems."/swap" = {
   #   device = "/dev/disk/by-label/BTRFS_ROOT";
diff --git a/hosts/monolith/monolith-gitlab-runner.nix b/hosts/monolith/monolith-gitlab-runner.nix
index 8de40bc..87983a1 100644
--- a/hosts/monolith/monolith-gitlab-runner.nix
+++ b/hosts/monolith/monolith-gitlab-runner.nix
@@ -15,7 +15,7 @@ in
   virtualisation.docker.enable = true;
   services.gitlab-runner = {
     enable = true;
-    settings.concurrent = 8;
+    settings.concurrent = 4;
     services = {
       # runner for building in docker via host's nix-daemon
       # nix store will be readable in runner, might be insecure
diff --git a/overlays/default.nix b/overlays/default.nix
index 1445371..a7a3073 100644
--- a/overlays/default.nix
+++ b/overlays/default.nix
@@ -26,7 +26,13 @@ rec {
 
   themes = (
     final: prev: {
-      papirus_red = (final.papirus-icon-theme.override { color = "red"; });
+      papirus_red = (final.papirus-icon-theme.override { color = "red"; }).overrideAttrs {
+        dontPatchShebangs = true;
+        noAuditTmpdir = true;
+        dontAutoPatchelf = true;
+        dontPatchELF = true;
+        dontCheckForBrokenSymlinks = true;
+      };
       orchis_theme_compact = (
         final.orchis-theme.override {
           border-radius = 0;
diff --git a/user/home.nix b/user/home.nix
index f6cc1e8..98fc13a 100644
--- a/user/home.nix
+++ b/user/home.nix
@@ -86,7 +86,7 @@
     comma
 
     # System monitors
-    (btop.override { rocmSupport = true; })
+    (unstable.btop.override { rocmSupport = true; })
     amdgpu_top
     inxi
     dmidecode
diff --git a/user/kakoune/colors.nix b/user/kakoune/colors.nix
index a0917d4..ae3f2a8 100644
--- a/user/kakoune/colors.nix
+++ b/user/kakoune/colors.nix
@@ -14,6 +14,9 @@ let
     orange = color.normal.orange;
     brown = color.normal.brown;
   };
+
+  cursorNormalSpec = "${colors.accent_fg},${colors.accent_color}+fg";
+  cursorInsertSpec = "black,bright-green+b";
 in
 with colors;
 ''
@@ -49,8 +52,11 @@ with colors;
   # builtin faces
   face global Default default,default
 
-  face global PrimaryCursor      ${accent_fg},${accent_color}+fg
+  face global PrimaryCursor      ${cursorNormalSpec}
   face global PrimaryCursorEol   PrimaryCursor
+
+  declare-option str cursor_normal_face '${cursorNormalSpec}'
+  declare-option str cursor_insert_face '${cursorInsertSpec}'
   face global PrimarySelection   default,${bg_light}+f
 
   face global SecondaryCursor    default,default+rfg
diff --git a/user/kakoune/hooks.kak b/user/kakoune/hooks.kak
index 5bc243e..c1f55ad 100644
--- a/user/kakoune/hooks.kak
+++ b/user/kakoune/hooks.kak
@@ -2,6 +2,16 @@ set global idle_timeout 500
 
 enable-auto-pairs
 
+hook -group tell-mode global ModeChange push:.*:insert %{
+    set-face window PrimaryCursor %opt{cursor_insert_face}
+    set-face window PrimaryCursorEol %opt{cursor_insert_face}
+}
+
+hook -group tell-mode global ModeChange pop:insert:.* %{
+    set-face window PrimaryCursor %opt{cursor_normal_face}
+    set-face window PrimaryCursorEol %opt{cursor_normal_face}
+}
+
 hook global NormalIdle .* %{ evaluate-commands %sh{
     hex_with_size() {
         for i in  3 4 6 8; do