feat(prod): complete production deployment with Podman containerization

- Migrate from Docker to Podman for enhanced security (rootless containers)
- Add production-ready Dockerfile with multi-stage builds
- Configure production environment with Arbitrum mainnet RPC endpoints
- Add comprehensive test coverage for core modules (exchanges, execution, profitability)
- Implement production audit and deployment documentation
- Update deployment scripts for production environment
- Add container runtime and health monitoring scripts
- Document RPC limitations and remediation strategies
- Implement token metadata caching and pool validation

This commit prepares the MEV bot for production deployment on Arbitrum
with full containerization, security hardening, and operational tooling.

🤖 Generated with Claude Code
Co-Authored-By: Claude <noreply@anthropic.com>

scripts/test.sh

@@ -1,14 +1,15 @@
-#!/bin/bash
+#!/usr/bin/env bash
+set -euo pipefail
 
 # test.sh - Run tests for the MEV bot
+# Executes all tests in the project with verbose output
 
 echo "Running tests..."
 
 # Run all tests
-go test -v ./...
-
-if [ $? -eq 0 ]; then
+if go test -v ./...; then
     echo "All tests passed!"
+    exit 0
 else
     echo "Some tests failed!"
     exit 1