fix: sound on ubuntu with snapcraft

.github/workflows/snapcraft.yml

@@ -10,7 +10,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: canonical/action-build@v1
         id: snapcraft
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: snap
           path: ${{ steps.snapcraft.outputs.snap }}

snapcraft.yaml

@@ -14,29 +14,37 @@ grade: stable
 confinement: strict
 
 layout:
-  /usr/lib/$CRAFT_ARCH_TRIPLET/webkit2gtk-4.1:
-    bind: $SNAP/usr/lib/$CRAFT_ARCH_TRIPLET/webkit2gtk-4.1
+  /usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/webkit2gtk-4.1:
+    bind: $SNAP/gnome-platform/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/webkit2gtk-4.1
   /usr/lib/pomodorolm:
     symlink: $SNAP/usr/lib/pomodorolm
+  /usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/alsa-lib:
+    bind: $SNAP/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/alsa-lib
+  /usr/share/alsa:
+    bind: $SNAP/usr/share/alsa
 
 apps:
   pomodorolm:
     command: usr/bin/pomodorolm
+    command-chain:
+      - bin/gpu-2404-wrapper
+      - snap/command-chain/alsa-launch
     desktop: usr/share/applications/pomodorolm.desktop
-    extensions: [gnome]
+    extensions:
+      - gnome
     environment:
-      ALSA_CONFIG_PATH: "$SNAP/etc/asound.conf"
+      LD_LIBRARY_PATH: $LD_LIBRARY_PATH:$SNAP/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/blas:$SNAP/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/lapack:$SNAP/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/samba:$SNAP/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/vdpau:$SNAP/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/dri
+      ALWAYS_USE_PULSEAUDIO: "1"
     plugs:
       - home
       - browser-support
       - network
       - network-status
       - gsettings
-      - pulseaudio
       - desktop
       - opengl
-    # Add whatever plugs you need here, see https://snapcraft.io/docs/snapcraft-interfaces for more info.
-    # The gnome extension already includes [ desktop, desktop-legacy, gsettings, opengl, wayland, x11, mount-observe, calendar-service ]
+      - alsa
+      - audio-playback
 
 package-repositories:
   - type: apt
@@ -48,6 +56,8 @@ package-repositories:
 parts:
   build-app:
     plugin: dump
+    after:
+      - alsa-mixin
     build-snaps:
       - node/20/stable
       - rustup/latest/stable
@@ -66,12 +76,6 @@ parts:
     stage-packages:
       - libwebkit2gtk-4.1-0
       - libayatana-appindicator3-1
-      - libasound2
-      - libpulse0
-      - libasound2-plugins
-      - liboss4-salsa2
-
-    # For pulse/alsa see: https://forum.snapcraft.io/t/help-needed-with-bombsquad-snap/36744/2
 
     source: .
 
@@ -80,12 +84,36 @@ parts:
       npm install
       rustup default stable
       npm run tauri build -- --bundles deb
-      cp snapcraft/asound.conf $SNAPCRAFT_PART_INSTALL/etc/
       dpkg -x src-tauri/target/release/bundle/deb/*.deb $SNAPCRAFT_PART_INSTALL/
       sed -i -e "s|Icon=pomodorolm|Icon=/usr/share/icons/hicolor/32x32/apps/pomodorolm.png|g" $SNAPCRAFT_PART_INSTALL/usr/share/applications/pomodorolm.desktop
 
+  alsa-mixin:
+    plugin: dump
+    source: https://github.com/diddlesnaps/snapcraft-alsa.git
+    source-subdir: snapcraft-assets
+    build-packages:
+      - libasound2-dev
+    stage-packages:
+      - libasound2-plugins
+      - yad
+    stage:
+      - etc/asound.conf
+      - snap/command-chain/alsa-launch
+      - usr/bin/yad*
+      - usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/alsa-lib
+      - usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/libasound*
+      - usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/libdnsfile*
+      - usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/libFLAC*
+      - usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/libjack*
+      - usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/libpulse*
+      - usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/libsamplerate*
+      - usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/libspeex*
+      - usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/libvorbis*
+      - usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/pulseaudio
+
   gpu-2404:
-    after: [build-app]
+    after:
+      - build-app
     source: https://github.com/canonical/gpu-snap.git
     plugin: dump
     override-prime: |