optimize README.md

Author: loongs-zhang

.github/workflows/coverage.yml

@@ -15,34 +15,23 @@ env:
 
 jobs:
   coverage:
+    name: Run cargo coverage
     runs-on: ubuntu-latest
+    env:
+      CARGO_TERM_COLOR: always
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions-rs/toolchain@v1
+      - name: Checkout sources
+        uses: actions/checkout@v4
+      - name: Install toolchain
+        uses: actions-rs/toolchain@v1
         with:
-          toolchain: nightly-2024-08-02
+          toolchain: 1.81.0
+          profile: minimal
           override: true
-      - name: Build
-        run: cargo build --release --all-features --all --verbose
-      - name: Run tests
-        run: cargo test --release --all-features --all --verbose
-        env:
-          CARGO_INCREMENTAL: '0'
-          RUSTFLAGS: '-Zprofile -Ccodegen-units=1 -Cllvm-args=--inline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Cpanic=unwind -Zpanic_abort_tests'
-          RUSTDOCFLAGS: '-Zprofile -Ccodegen-units=1 -Cllvm-args=--inline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Cpanic=unwind -Zpanic_abort_tests'
-      - name: rust-grcov
-        # You may pin to the exact commit or the version.
-        # uses: actions-rs/grcov@bb47b1ed7883a1502fa6875d562727ace2511248
-        uses: actions-rs/[email protected]
-      - name: Codecov
-        # You may pin to the exact commit or the version.
-        # uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378
-        uses: codecov/codecov-action@v5
-        env:
-          CODECOV_TOKEN: ${{ secrets.CODECOV_ORG_TOKEN }}
-        with:
-          # Repository upload token - get it from codecov.io. Required only for private repositories
-          # token: # optional
-          # Specify whether the Codecov output should be verbose
-          verbose: true
-          fail_ci_if_error: true
+          components: llvm-tools-preview
+      - name: Install cargo-llvm-cov
+        uses: taiki-e/install-action@cargo-llvm-cov
+      - name: Generate code coverage
+        run: sudo bash -c "ulimit -Sl 512 && ulimit -Hl 512 && sudo -u runner /home/runner/.cargo/bin/cargo llvm-cov --all-features --release --workspace --lcov --output-path lcov.info"
+      - name: Upload coverage to Codecov
+        run: bash <(curl -s https://codecov.io/bash) -f lcov.info -t ${{ secrets.CODECOV_TOKEN }}