desktop: add antigravity

flake.lock

@@ -81,11 +81,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1769187349,
+        "lastModified": 1770491427,
-        "narHash": "sha256-clG+nT6I2qxjIgk5WoSDKJyNhzKJs9jzbCujPF2S/yg=",
+        "narHash": "sha256-8b+0vixdqGnIIcgsPhjdX7EGPdzcVQqYxF+ujjex654=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "082a4cd87c6089d1d9c58ebe52655f9e07245fcb",
+        "rev": "cbd8a72e5fe6af19d40e2741dc440d9227836860",
         "type": "github"
       },
       "original": {
@@ -143,11 +143,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1764234087,
+        "lastModified": 1769813415,
-        "narHash": "sha256-NHF7QWa0ZPT8hsJrvijREW3+nifmF2rTXgS2v0tpcEA=",
+        "narHash": "sha256-nnVmNNKBi1YiBNPhKclNYDORoHkuKipoz7EtVnXO50A=",
         "owner": "nix-community",
         "repo": "nixos-generators",
-        "rev": "032a1878682fafe829edfcf5fdfad635a2efe748",
+        "rev": "8946737ff703382fda7623b9fab071d037e897d5",
         "type": "github"
       },
       "original": {
@@ -158,11 +158,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1769018530,
+        "lastModified": 1770197578,
-        "narHash": "sha256-MJ27Cy2NtBEV5tsK+YraYr2g851f3Fl1LpNHDzDX15c=",
+        "narHash": "sha256-AYqlWrX09+HvGs8zM6ebZ1pwUqjkfpnv8mewYwAo+iM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "88d3861acdd3d2f0e361767018218e51810df8a1",
+        "rev": "00c21e4c93d963c50d4c0c89bfa84ed6e0694df2",
         "type": "github"
       },
       "original": {
@@ -182,11 +182,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1767662275,
+        "lastModified": 1769956244,
-        "narHash": "sha256-d5Q1GmQ+sW1Bt8cgDE0vOihzLaswsm8cSdg8124EqXE=",
+        "narHash": "sha256-12RCFLyAedyMOdenUi7cN3ioJPEGjA/ZG1BLjugfUVs=",
         "owner": "nix-community",
         "repo": "plasma-manager",
-        "rev": "51816be33a1ff0d4b22427de83222d5bfa96d30e",
+        "rev": "fe54ea85c6e4413fba03b84d50f2b431d2f7c831",
         "type": "github"
       },
       "original": {

hosts/common-desktop.nix

@@ -14,6 +14,14 @@
     timeout = 3;
     systemd-boot.enable = lib.mkDefault true;
   };
+  boot.kernel.sysctl = {
+    # https://wiki.archlinux.org/title/Zram#Optimizing_swap_on_zram
+    "vm.swappiness" = 180;
+    "vm.watermark_boost_factor" = 0;
+    "vm.watermark_scale_factor" = 125;
+    "vm.page-cluster" = 0;
+  };
+  zramSwap.enable = true;
 
   # https://nixos.wiki/wiki/Accelerated_Video_Playback
   hardware.graphics.enable = true;
@@ -152,6 +160,7 @@
     rustup
     zed-editor
     package-version-server # for zed
+    antigravity-fhs
   ] ++ [
     # C
     gcc