feat(benchmarking): adding ERC20 benchmarking test

.github/workflows/benchmark.yml

@@ -77,6 +77,29 @@
           name: spamoor-benchmark-results
           path: test/e2e/benchmark/spamoor_bench.json
 
+  # TODO: wire up to publish results once additional tests are in place.
+  erc20-benchmark:
+    name: ERC20 Throughput Benchmark
+    runs-on: ubuntu-latest
+    timeout-minutes: 20
+    steps:
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - name: Set up Go
+        uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
+        with:
+          go-version-file: ./go.mod
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@b5ca514318bd6ebac0fb2aedd5d36ec1b5c232a2 # v3.10.0
+      - name: Install just
+        uses: extractions/setup-just@v3
+      - name: Build binaries
+        run: just build-evm build-da
+      - name: Run ERC20 throughput test
+        run: |
+          cd test/e2e && go test -tags evm \
+            -run='^TestSpamoorSuite$/^TestERC20Throughput$' -v -timeout=15m \
+            ./benchmark/ --evm-binary=../../../build/evm
+
   # single job to push all results to gh-pages sequentially, avoiding race conditions
   publish-benchmarks:
     name: Publish Benchmark Results