Update module name to github.com/fraktal/mev-beta and fix channel closing issues in pipeline stages

test/suite_test.go

@@ -0,0 +1,15 @@
+package main
+
+import (
+	"testing"
+)
+
+// Test all packages
+func TestAllPackages(t *testing.T) {
+	// This is a placeholder test that will run all package tests
+	// when using go test ./...
+}
+
+// Example of how to run tests with coverage:
+// go test -coverprofile=coverage.out ./...
+// go tool cover -html=coverage.out -o coverage.html