Added initial CI.

.github/workflows/ci.yml

@@ -0,0 +1,60 @@
+name: Continuous integration
+
+on:
+  push:
+
+jobs:
+  check:
+    name: Check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/[email protected]
+      - uses: Swatinem/rust-cache@v2
+      - run: cargo check --all --no-default-features
+      - run: cargo check --all --all-features
+
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/[email protected]
+      - uses: Swatinem/rust-cache@v2
+      - run: cargo test --all --no-default-features
+      - run: cargo test --all --all-features
+
+  fmt:
+    name: Rustfmt
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/[email protected]
+        with:
+          components: rustfmt
+      - run: cargo fmt --all -- --check
+
+  clippy:
+    name: Clippy
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/[email protected]
+        with:
+          components: clippy
+      - uses: Swatinem/rust-cache@v2
+      - run: cargo clippy --all --no-default-features -- -D warnings
+      - run: cargo clippy --all --all-features -- -D warnings
+
+  miri:
+    name: Miri
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@nightly
+        with:
+          components: miri
+      - uses: Swatinem/rust-cache@v2
+      - uses: taiki-e/install-action@nextest
+      - run: cargo +nightly miri setup
+      - run: cargo +nightly miri test -- --skip join_very_long --skip join_panic