ci: add github CI pipeline with lint, build and test steps

This CI is limited to the main branch and PRs.

Signed-off-by: Christian Grönke <[email protected]>

Author: mynetz

.github/workflows/ci.yml

@@ -0,0 +1,81 @@
+name: Build and Test
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened, ready_for_review]
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: read
+  pull-requests: read
+
+jobs:
+  lint:
+    name: Rustfmt + Clippy
+    runs-on: ubuntu-latest
+    # Skip for draft PRs, run for pushes and non-draft PRs
+    if: github.event.pull_request.draft == false || github.event_name != 'pull_request'
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+
+      - name: Install Rust (stable) with components
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          components: clippy, rustfmt
+
+      - name: Cache cargo registry and build
+        uses: Swatinem/rust-cache@v2
+
+      - name: rustfmt check
+        run: cargo fmt --all -- --check
+
+      - name: clippy (deny warnings)
+        run: |
+          cargo clippy --all-targets --all-features -- --deny warnings
+
+  build:
+    name: Cargo Build
+    runs-on: ubuntu-latest
+    needs: lint
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+
+      - name: Install Rust (stable)
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache cargo registry and build
+        uses: Swatinem/rust-cache@v2
+
+      - name: Build
+        run: |
+          set -e
+          cargo build --workspace --all-targets --verbose
+
+  test:
+    name: Cargo Test
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+
+      - name: Install Rust (stable)
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache cargo registry and build
+        uses: Swatinem/rust-cache@v2
+
+      - name: Run tests
+        run: |
+          set -e
+          cargo test --workspace --all-features --verbose