added i3 module, switched workstation back to nvidia

src/system/machines/workstation/hardware.nix

@@ -15,7 +15,7 @@
       "virtio" 
       "vfio-pci" 
       "coretemp" 
-      "amdgpu" 
+
       "ipmi_devintf"
       "ipmi_si"
     ];
@@ -40,7 +40,6 @@
     libGL
 
     glxinfo
-    clinfo
   ];
 
   fileSystems = {
@@ -77,12 +76,23 @@
     };
   };
 
+  services.xserver.videoDrivers = lib.mkDefault [ "nvidia" ];
+
   hardware = {
-    amdgpu = {
-      initrd.enable = true;
-      opencl.enable = true;
+    graphics = {
+      enable = true;
+      enable32Bit = true;
+    };
+    nvidia = {
+      open = false;
+      powerManagement.enable = false;
+      powerManagement.finegrained = false;
+      modesetting.enable = true;
+      nvidiaSettings = true;
+      package = config.boot.kernelPackages.nvidiaPackages.stable;
     };
   };
 
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
 }

src/system/machines/workstation/modules/home-manager/home.nix

@@ -36,7 +36,7 @@
         };
 
         gui = {
-          wm.sway.enable = true;
+          wm.i3.enable = true;
 
           browser = {
             chromium.enable = true;

src/system/machines/workstation/system.nix

@@ -1,4 +1,4 @@
-{ pkgs, lib, config, ... }:
+{ pkgs, lib, config, home-manager, ... }:
 
 with lib;
 { 
@@ -86,7 +86,15 @@ with lib;
     };
   };
 
+  programs.i3lock = {
+    enable = true;
+    package = pkgs.i3lock-fancy;
+  };
+
   services = {
+    xserver.enable = true;
+    displayManager.ly.enable = true;
+
     teamviewer.enable = true;
 
     timesyncd = lib.mkDefault {