Adding upstream version 0.8.9.

Signed-off-by: Daniel Baumann <daniel@debian.org>

.github/workflows/test.yaml

@@ -0,0 +1,32 @@
+name: Run tests and upload coverage
+
+on:
+  workflow_call:
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    name: Run tests and collect coverage
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@85e6279cec87321a52edac9c87bce653a07cf6c2
+
+      - name: Set up Go
+        uses: actions/setup-go@29694d72cd5e7ef3b09496b39f28a942af47737e
+        with:
+          go-version: "1.24.3"
+
+      - name: Install dependencies
+        run: go mod download
+
+      - name: Run tests
+        run: |
+          go test -v -coverprofile coverage.out -covermode atomic ./...
+
+      - name: Upload coverage reports to Codecov
+        uses: codecov/codecov-action@ad3126e916f78f00edff4ed0317cf185271ccc2d
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}