da first commit

modules/core/bluetooth.nix

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+{ pkgs, ... }:
+
+{
+  # Enable Bluetooth
+  hardware.bluetooth.enable = true;
+  hardware.bluetooth.powerOnBoot = false;
+
+  # TODO: this should be managed by home-manager
+  environment.systemPackages = with pkgs; [
+    overskride
+  ];
+}

modules/core/garbage-collector.nix

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+{ ... }:
+
+{
+  # Optimize storage and automatic scheduled GC running
+  # If you want to run GC manually, use commands:
+  # `nix-store --optimize` for finding and eliminating redundant copies of identical store paths
+  # `nix-store --gc` for optimizing the nix store and removing unreferenced and obsolete store paths
+  # `nix-collect-garbage -d` for deleting old generations of user profiles
+  nix.settings.auto-optimise-store = true;
+  nix.optimise.automatic = true;
+  nix.gc = {
+    automatic = true;
+    dates = "weekly";
+    options = "--delete-older-than 14d";
+  };
+}

modules/core/pipewire.nix

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+# Credit: https://github.com/XNM1/linux-nixos-hyprland-config-dotfiles/
+{ pkgs, ... }:
+
+{
+  # Enable sound with pipewire.
+  hardware.pulseaudio.enable = false;
+  security.rtkit.enable = true;
+  services.pipewire = {
+    enable = true;
+    
+    alsa.enable = true;
+    alsa.support32Bit = true;
+    pulse.enable = true;
+    jack.enable = true;
+    
+    wireplumber.enable = true;
+
+    # use the example session manager (no others are packaged yet so this is enabled by default,
+    # no need to redefine it in your config for now)
+    # media-session.enable = true;
+  };
+
+  # TODO: these should instead be manager but home-manager
+  environment.systemPackages = with pkgs; [
+    helvum
+    easyeffects
+  ];
+}
+