update: added nvidia support in containters, enabled resolvconf & updated some configs

nixos/dns.nix

@@ -13,7 +13,7 @@
 
     # If using resolvconf:
     resolvconf = {
-      enable = false; # FIXME remember to delete /etc/resolv.conf after applying this config
+      enable = true; # FIXME remember to delete /etc/resolv.conf if you disable `resolvconf`
       useLocalResolver = true;
     };
 

nixos/lsp.nix

@@ -20,7 +20,7 @@
     gopls
     delve
     emmet-language-server
-    buf-language-server
+    buf
     cmake-language-server
     docker-compose-language-service
     vscode-extensions.vadimcn.vscode-lldb

nixos/nvidia.nix

@@ -4,6 +4,9 @@
   # Load nvidia driver for Xorg and Wayland
   services.xserver.videoDrivers = ["nvidia"];
 
+  # Enable access to nvidia from containers (Docker, Podman)
+  hardware.nvidia-container-toolkit.enable = true;
+
   hardware.nvidia = {
 
     # Modesetting is required.

nixos/virtualisation.nix

@@ -19,11 +19,14 @@
 
       # Create a `docker` alias for podman, to use it as a drop-in replacement
       dockerCompat = true;
+      dockerSocket.enable = true;
 
       # Required for containers under podman-compose to be able to talk to each other.
       defaultNetwork.settings.dns_enabled = true;
     };
   };
+  environment.variables.DBX_CONTAINER_MANAGER = "podman";
+  users.extraGroups.podman.members = [ "xnm" ];
 
   environment.systemPackages = with pkgs; [
     # nerdctl
@@ -38,6 +41,7 @@
     podman-compose
     podman-tui
 
+    docker-compose
     # lazydocker
     # docker-credential-helpers
   ];