dot(pw): mic name

nixcfgs/modules/nixos/desktop/host-machine.nix

@@ -2,6 +2,7 @@
   imports = [
     ./xremap.nix
     ./diskutil.nix
+    ../hardware/pipewire.nix
   ];
   # Use the systemd-boot EFI boot loader.
   boot.loader.systemd-boot.enable = true;

nixcfgs/modules/nixos/hardware/pipewire.nix

@@ -0,0 +1,19 @@
+{...}: {
+  environment.etc."wireplumber/wireplumber.conf.d/51-rename-alsa-devices.conf".text = ''
+
+    monitor.alsa.rules = [
+        {
+            matches = [
+                {
+                    node.name = "alsa_input.pci-0000_65_00.6.analog-stereo"
+                }
+            ]
+            actions = {
+                update-props = {
+                    node.description = "内置麦克风"
+                }
+            }
+        }
+    ]
+  '';
+}