test: add CI, RingBuffer tests, core proptest, RAII lua fixtures

.github/workflows/ci.yml

@@ -0,0 +1,34 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Linux system dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y libudev-dev libxkbcommon-dev libxcb1-dev libxcb-icccm4-dev libxcb-shape0-dev libxcb-xfixes0-dev libgl1-mesa-dev libgtk-3-dev
+
+      - uses: dtolnay/rust-toolchain@stable
+        with:
+          components: rustfmt, clippy
+
+      - uses: Swatinem/rust-cache@v2
+
+      - name: Check formatting
+        run: cargo fmt --check
+
+      - name: Clippy
+        run: cargo clippy --workspace --all-targets -- -D warnings
+
+      - name: Run tests
+        run: cargo test --workspace