Add basic CI workflow in Github

Author: sug0

.github/workflows/rust.yml

@@ -0,0 +1,57 @@
+name: Rust
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  fmt-check:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Check code formatting
+      run: cargo fmt --check
+
+  clippy-no-std:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Clippy (no_std)
+      run: cargo clippy --verbose
+    - name: Clippy (no_std + borsh)
+      run: cargo clippy --verbose --no-default-features
+
+  clippy-with-tests-and-benches:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Clippy (with tests)
+      run: cargo clippy --verbose --tests
+    - name: Clippy (with tests + borsh)
+      run: cargo clippy --verbose --tests --benches
+
+  test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Run tests
+      run: cargo test --verbose
+
+  test-no-std:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Run tests
+      run: cargo test --verbose --no-default-features
+
+  docs:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Generate docs
+      run: cargo doc --verbose