ci: Add GitHub Actions CI

Author: pbar1

.github/workflows/ci.yml

@@ -0,0 +1,46 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  fmt:
+    name: Format
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@nightly
+        with:
+          components: rustfmt
+
+      - name: Format
+        run: cargo +nightly fmt --check
+
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          components: clippy
+
+      - name: Install system dependencies
+        run: sudo apt-get update && sudo apt-get install -y pkg-config libssl-dev
+
+      - name: Cache Cargo
+        uses: Swatinem/rust-cache@v2
+
+      - name: Test
+        run: cargo test
+
+      - name: Clippy
+        run: cargo clippy --all-targets --no-deps -- -D warnings