Add CI tests

.github/workflows/beta-unittests.yml

@@ -0,0 +1,21 @@
+name: Unit Tests, Beta Toolchain
+
+on:
+  push:
+    branches: main
+  pull_request:
+
+jobs:
+  unit-tests-beta:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    name: Beta Unit Tests
+    steps:
+      - name: Check out source repository
+        uses: actions/checkout@v4
+      - name: Install the latest beta Rust toolchain
+        uses: dtolnay/rust-toolchain@beta
+      - name: Run unit tests
+        run: cargo test

.github/workflows/fmt.yml

@@ -0,0 +1,20 @@
+name: rustfmt Checks
+
+on:
+  push:
+    branches: main
+  pull_request:
+
+jobs:
+  rustfmt-checks:
+    runs-on: ubuntu-latest
+    name: rustfmt checks
+    steps:
+      - name: Check out source repository
+        uses: actions/checkout@v4
+      - name: Install the latest stable Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          components: rustfmt
+      - name: Run rustfmt check
+        run: cargo fmt --all --check

.github/workflows/lint.yml

@@ -0,0 +1,32 @@
+name: Clippy Lints
+
+on:
+  push:
+    branches: main
+  pull_request:
+
+jobs:
+  clippy-lints-stable:
+    runs-on: ubuntu-latest
+    name: Clippy Lints (Stable)
+    steps:
+      - name: Check out source repository
+        uses: actions/checkout@v4
+      - name: Install the latest stable Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          components: clippy
+      - name: Run clippy Lints
+        run: cargo clippy --all-features -- -D warnings
+  clippy-lints-beta:
+    runs-on: ubuntu-latest
+    name: Clippy Lints (Beta)
+    steps:
+      - name: Check out source repository
+        uses: actions/checkout@v4
+      - name: Install the latest beta Rust toolchain
+        uses: dtolnay/rust-toolchain@beta
+        with:
+          components: clippy
+      - name: Run clippy Lints
+        run: cargo clippy --all-features -- -D warnings

.github/workflows/nightly-unittests.yml

@@ -0,0 +1,21 @@
+name: Unit Tests, Nightly Toolchain
+
+on:
+  push:
+    branches: main
+  pull_request:
+
+jobs:
+  unit-tests-nightly:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    name: Nightly Unit Tests
+    steps:
+      - name: Check out source repository
+        uses: actions/checkout@v4
+      - name: Install the latest nightly Rust toolchain
+        uses: dtolnay/rust-toolchain@nightly
+      - name: Run unit tests
+        run: cargo test

.github/workflows/stable-unittests.yml

@@ -0,0 +1,21 @@
+name: Unit Tests, Stable Toolchain
+
+on:
+  push:
+    branches: main
+  pull_request:
+
+jobs:
+  unit-tests-stable:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    name: Stable Unit Tests
+    steps:
+      - name: Check out source repository
+        uses: actions/checkout@v4
+      - name: Install the latest stable Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+      - name: Run unit tests
+        run: cargo test