fix ci

.github/workflows/ci.yml

@@ -0,0 +1,71 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+env:
+  CARGO_TERM_COLOR: always
+  CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cargo
+            ~/.rustup/toolchains
+            target
+          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-cargo-
+
+      - name: Install Rust
+        run: |
+          rustup toolchain install stable
+          rustup component add rustfmt clippy
+
+      - uses: Swatinem/rust-cache@v2
+
+  build:
+    runs-on: ubuntu-latest
+    needs: ci
+
+    steps:
+      - name: Build
+        run: cargo build --verbose
+
+      - name: Clippy
+        run: cargo clippy --verbose -- -D warnings
+
+      - name: Tests
+        run: cargo test --verbose
+
+      - name: Fmt
+        run: cargo fmt -- --check
+
+  coverage:
+    runs-on: ubuntu-latest
+    needs: setup
+
+    steps:
+      - name: Install cargo-llvm-cov
+        uses: taiki-e/install-action@cargo-llvm-cov
+
+      - name: Generate code coverage
+        run: cargo llvm-cov --all-features --workspace --lcov --output-path lcov.info
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v4
+        with:
+          files: lcov.info
+          fail_ci_if_error: true