[ci] add router benchmark script and CI (#7498)

sgl-router/Makefile

@@ -0,0 +1,92 @@
+# SGLang Router Makefile
+# Provides convenient shortcuts for common development tasks
+
+.PHONY: help bench bench-quick bench-baseline bench-compare test build clean
+
+help: ## Show this help message
+	@echo "SGLang Router Development Commands"
+	@echo "=================================="
+	@echo ""
+	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "  \033[36m%-20s\033[0m %s\n", $$1, $$2}'
+	@echo ""
+
+build: ## Build the project in release mode
+	@echo "Building SGLang Router..."
+	@cargo build --release
+
+test: ## Run all tests
+	@echo "Running tests..."
+	@cargo test
+
+bench: ## Run full benchmark suite
+	@echo "Running full benchmarks..."
+	@python3 scripts/run_benchmarks.py
+
+bench-quick: ## Run quick benchmarks only
+	@echo "Running quick benchmarks..."
+	@python3 scripts/run_benchmarks.py --quick
+
+bench-baseline: ## Save current performance as baseline
+	@echo "Saving performance baseline..."
+	@python3 scripts/run_benchmarks.py --save-baseline main
+
+bench-compare: ## Compare with saved baseline
+	@echo "Comparing with baseline..."
+	@python3 scripts/run_benchmarks.py --compare-baseline main
+
+bench-ci: ## Run benchmarks suitable for CI (quick mode)
+	@echo "Running CI benchmarks..."
+	@python3 scripts/run_benchmarks.py --quick
+
+clean: ## Clean build artifacts
+	@echo "Cleaning build artifacts..."
+	@cargo clean
+
+docs: ## Generate and open documentation
+	@echo "Generating documentation..."
+	@cargo doc --open
+
+check: ## Run cargo check and clippy
+	@echo "Running cargo check..."
+	@cargo check
+	@echo "Running clippy..."
+	@cargo clippy
+
+fmt: ## Format code with rustfmt
+	@echo "Formatting code..."
+	@cargo fmt
+
+# Development workflow shortcuts
+dev-setup: build test ## Set up development environment
+	@echo "Development environment ready!"
+
+pre-commit: fmt check test bench-quick ## Run pre-commit checks
+	@echo "Pre-commit checks passed!"
+
+# Benchmark analysis shortcuts
+bench-report: ## Open benchmark HTML report
+	@if [ -f "target/criterion/request_processing/report/index.html" ]; then \
+		echo "Opening benchmark report..."; \
+		if command -v xdg-open >/dev/null 2>&1; then \
+			xdg-open target/criterion/request_processing/report/index.html; \
+		elif command -v open >/dev/null 2>&1; then \
+			open target/criterion/request_processing/report/index.html; \
+		else \
+			echo "Please open target/criterion/request_processing/report/index.html in your browser"; \
+		fi \
+	else \
+		echo "No benchmark report found. Run 'make bench' first."; \
+	fi
+
+bench-clean: ## Clean benchmark results
+	@echo "Cleaning benchmark results..."
+	@rm -rf target/criterion
+
+# Performance monitoring
+perf-monitor: ## Run continuous performance monitoring
+	@echo "Starting performance monitoring..."
+	@if command -v watch >/dev/null 2>&1; then \
+		watch -n 300 'make bench-quick'; \
+	else \
+		echo "Warning: 'watch' command not found. Install it or run 'make bench-quick' manually."; \
+	fi