CI: use cargo-binstall to reduce the build time

.github/workflows/ci.yml

@@ -191,13 +191,18 @@ jobs:
       run: zypper --non-interactive install rustup
 
     - name: Install required packages
-      run: zypper --non-interactive install  python-langtable-data openssl-3 libopenssl-3-devel
+      run: zypper --non-interactive install  python-langtable-data openssl-3 libopenssl-3-devel jq
 
     - name: Install Rust toolchains
       run: rustup toolchain install stable
 
+    - name: Install cargo-binstall
+      uses: taiki-e/install-action@v2
+      with:
+        tool: cargo-binstall
+
     - name: Install Tarpaulin (for code coverage)
-      run: cargo install cargo-tarpaulin
+      run: cargo-binstall --no-confirm cargo-tarpaulin
 
     - name: Run the tests
       run: cargo tarpaulin --out lcov --output-dir coverage
@@ -210,8 +215,9 @@ jobs:
       with:
         base-path: ./rust
         path-to-lcov: ./rust/coverage/lcov.info
-        flag-name: rust-backend
+        flag-name: rust_backend
         parallel: true
+        debug: true
 
   integration-tests:
     timeout-minutes: 60
@@ -299,7 +305,7 @@ jobs:
   finish:
     runs-on: ubuntu-latest
 
-    needs: [frontend_build, ruby_tests]
+    needs: [frontend_build, ruby_tests, rust_ci]
 
     steps: