feat(pipewire): Add alsa integration

Any programs running through alsa only (such as spotify_player on
voidlinux) should now also work correctly through the pipewire stack.

roles/pipewire/tasks/main.yaml

@@ -45,5 +45,37 @@
     src: "/usr/share/examples/pipewire/20-pipewire-pulse.conf"
     dest: "/etc/pipewire/pipewire.conf.d/20-pipewire-pulse.conf"
     state: link
+  tags: pulseaudio
+
+- name: Install alsa integration package
+  community.general.xbps:
+    name:
+      - alsa-pipewire
+    state: "{{ desired_package_state | default('present') }}"
+  tags:
+    - packages
+    - alsa
+
+- name: Set up wireplumber to auto start
+  ansible.builtin.file:
+    dest: "/etc/alsa/conf.d"
+    state: directory
+
+- name: Enable alsa-pipewire interface
+  become: true
+  ansible.builtin.file:
+    force: "yes"
+    src: "/usr/share/alsa/alsa.conf.d/50-pipewire.conf"
+    dest: "/etc/alsa/conf.d/50-pipewire.conf"
+    state: link
+  tags: alsa
+
+- name: Make alsa-pipewire interface default for alsa
+  ansible.builtin.file:
+    force: "yes"
+    src: "/usr/share/alsa/alsa.conf.d/99-pipewire-default.conf"
+    dest: "/etc/alsa/conf.d/99-pipewire-default.conf"
+    state: link
+  tags: alsa
 
 # TODO: Find way to install and enable pipewire-roc-sink module (and enable ~/.config/pipewire/pipewire.conf.d/roc-sink.conf)