add testing workflow

Author: demurky

.github/workflows/run-tests.yml

@@ -0,0 +1,39 @@
+name: run-tests
+
+on:
+  push:
+    branches:
+      - main
+
+  pull_request:
+    branches:
+      - main
+
+jobs:
+
+  run-tests:
+
+    strategy:
+      matrix:
+        runner:
+          - ubuntu-latest
+          - macos-latest
+          - windows-latest
+
+    runs-on: ${{ matrix.runner }}
+
+    permissions:
+      contents: read
+
+    steps:
+
+      - name: Checkout repository
+        uses: actions/checkout@v6
+
+      - name: Setup Go
+        uses: actions/setup-go@v6
+        with:
+          go-version: stable
+
+      - name: Run tests
+        run: go test -v ./...