ci: rework coverage job

.github/workflows/ci.yml

@@ -56,25 +56,21 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-
-      - name: Install LLVM Tools
-        run: rustup component add llvm-tools
 
-      - name: Install cargo-llvm-cov and cargo-make
-        uses: taiki-e/install-action@v2
-        with:
-          tool: cargo-llvm-cov,cargo-make
+      - name: Install cargo-llvm-cov
+        uses: taiki-e/install-action@cargo-llvm-cov
 
       - name: Rust Cache
         uses: Swatinem/[email protected]
 
-      - name: Generate coverage
-        run: cargo make coverage
+      - name: Generate code coverage
+        run: cargo llvm-cov --all-features --workspace --codecov --output-path codecov.json
 
       - name: Upload to codecov.io
         uses: codecov/codecov-action@v4
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
+          files: codecov.json
           fail_ci_if_error: true
 
   contract-integration-tests: