Retry PipeWire PPA setup in release workflow

Author: mgth

.github/workflows/release.yml

@@ -53,8 +53,26 @@ jobs:
           # PPA required: ubuntu-22.04 ships PipeWire 0.3.48 but pipewire-rs 0.9.x
           # needs >= 0.3.65. PipeWire 1.0.x (ubuntu-24.04) removed some constants
           # the crate relies on. This PPA provides a compatible 0.3.85+ build.
-          sudo add-apt-repository ppa:pipewire-debian/pipewire-upstream -y
-          sudo apt-get update
+          for attempt in 1 2 3; do
+            if sudo add-apt-repository ppa:pipewire-debian/pipewire-upstream -y; then
+              break
+            fi
+            if [ "$attempt" -eq 3 ]; then
+              echo "Failed to add PipeWire PPA after $attempt attempts" >&2
+              exit 1
+            fi
+            sleep 10
+          done
+          for attempt in 1 2 3; do
+            if sudo apt-get update; then
+              break
+            fi
+            if [ "$attempt" -eq 3 ]; then
+              echo "apt-get update failed after $attempt attempts" >&2
+              exit 1
+            fi
+            sleep 10
+          done
           sudo apt-get install -y \
             libwebkit2gtk-4.1-dev \
             libssl-dev \