ci: Add benchmark job to Rusk CI

.github/workflows/rusk_ci.yml

@@ -75,3 +75,18 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dsherret/rust-toolchain-file@v1
       - run: cargo fmt --all -- --check
+  benchmark:
+    needs: changes
+      if: needs.changes.outputs.run-ci == 'true'
+    name: Run Benchmarks
+    runs-on: core
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dsherret/rust-toolchain-file@v1      
+      - run: make bench
+      - name: Upload Benchmark Results
+        uses: actions/upload-artifact@v4
+        with:
+          name: rusk-benchmark-results
+          path: ./rusk/target/criterion
+          retention-days: 3