Adding upstream version 0.8.9.

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

.github/workflows/lint.yaml

@@ -0,0 +1,36 @@
+name: Lint
+
+on:
+  workflow_call:
+
+permissions:
+  contents: read
+
+jobs:
+  lint:
+    name: Run Linter
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        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 golangci-lint
+        uses: golangci/golangci-lint-action@4d56fa9e3c67fb4afa92b38c99fc7f20f5eeff4e
+        with:
+          args: --timeout=5m --config= # Use default linter settings
+
+      - name: Format Go code
+        run: |
+          go fmt ./...
+
+      - name: Check for uncommitted changes after formatting
+        run: |
+          git diff --exit-code || (echo "Detected unformatted files. Run 'go fmt' to format your code."; exit 1)