feat: update and remove matrix

configuration.nix

@@ -173,8 +173,16 @@
     options = "--delete-older-than 30d";
   };
 
+  # Optimize Nix for RAM - use more memory for builds
+  nix.settings = {
+    max-jobs = "auto"; # Use all CPU cores
+    cores = 0; # Use all cores
+    # Build in RAM via tmpfs (configured above)
+    build-users-group = "nixbld";
+  };
+
   # Power management for laptop
-  # Configure lid switch behavior - hybrid-sleep for optimal power management
+  # Configure lid switch behavior - suspend (no swap needed with 96GB RAM)
   services.logind = {
     settings = {
       Login = {
@@ -211,11 +219,38 @@
 
   # Enable power management
   powerManagement.enable = true;
-  
-  # Enable ZRAM swap for better memory management and potentially faster boot
-  zramSwap = {
-    enable = true;
-    algorithm = "zstd";
+
+  # RAM optimizations for 96GB system
+  # Disable swap usage (set swappiness to 0) - with 96GB RAM, never need swap
+  boot.kernel.sysctl = {
+    "vm.swappiness" = 0; # Never swap to disk
+    "vm.vfs_cache_pressure" = 50; # Keep more filesystem cache in RAM
+    "vm.dirty_ratio" = 15; # Write to disk when 15% of RAM is dirty
+    "vm.dirty_background_ratio" = 5; # Start writing when 5% dirty
+  };
+
+  # Use RAM disk (tmpfs) for temporary files - much faster than disk
+  fileSystems."/tmp" = {
+    device = "tmpfs";
+    fsType = "tmpfs";
+    options = [
+      "size=32G" # Use up to 32GB RAM for /tmp (adjust as needed)
+      "mode=1777"
+      "nosuid"
+      "nodev"
+    ];
+  };
+
+  # RAM disk for Nix build cache - speeds up compilation significantly
+  fileSystems."/tmp/nix-build" = {
+    device = "tmpfs";
+    fsType = "tmpfs";
+    options = [
+      "size=32G" # 32GB for Nix builds
+      "mode=1777"
+      "nosuid"
+      "nodev"
+    ];
   };
 
   # List packages installed in system profile. To search, run:

flake.lock

@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1762463325,
-        "narHash": "sha256-33YUsWpPyeBZEWrKQ2a1gkRZ7i0XCC/2MYpU6BVeQSU=",
+        "lastModified": 1762964643,
+        "narHash": "sha256-RYHN8O/Aja59XDji6WSJZPkJpYVUfpSkyH+PEupBJqM=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "0562fef070a1027325dd4ea10813d64d2c967b39",
+        "rev": "827f2a23373a774a8805f84ca5344654c31f354b",
         "type": "github"
       },
       "original": {
@@ -43,11 +43,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1762463231,
-        "narHash": "sha256-hv1mG5j5PTbnWbtHHomzTus77pIxsc4x8VrMjc7+/YE=",
+        "lastModified": 1762847253,
+        "narHash": "sha256-BWWnUUT01lPwCWUvS0p6Px5UOBFeXJ8jR+ZdLX8IbrU=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "52113c4f5cfd1e823001310e56d9c8d0699a6226",
+        "rev": "899dc449bc6428b9ee6b3b8f771ca2b0ef945ab9",
         "type": "github"
       },
       "original": {
@@ -58,11 +58,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1762363567,
-        "narHash": "sha256-YRqMDEtSMbitIMj+JLpheSz0pwEr0Rmy5mC7myl17xs=",
+        "lastModified": 1762844143,
+        "narHash": "sha256-SlybxLZ1/e4T2lb1czEtWVzDCVSTvk9WLwGhmxFmBxI=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "ae814fd3904b621d8ab97418f1d0f2eb0d3716f4",
+        "rev": "9da7f1cf7f8a6e2a7cb3001b048546c92a8258b4",
         "type": "github"
       },
       "original": {
@@ -88,11 +88,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1762482908,
-        "narHash": "sha256-/Bsw5brCo8gbV5rgK2+SVMrVFasnE5LgJLZertAxdsc=",
+        "lastModified": 1762903129,
+        "narHash": "sha256-4vxtwKSBiiJ950ccLo8kQvBGwyNjhglOgWI5b/sjGXY=",
         "owner": "0xc000022070",
         "repo": "zen-browser-flake",
-        "rev": "45b88a529bd410aeba3d28f8396901d57f8b32d4",
+        "rev": "d03a5917aef22219df1f97b6da6fe5b8039be8de",
         "type": "github"
       },
       "original": {

home.nix

@@ -76,7 +76,6 @@
     google-chrome
     tor-browser
     mullvad-vpn
-    element-desktop
     font-manager
     handbrake
     libreoffice-qt