add logic to run scripts under /etc/casaos/start.d when starting (#756)

pkg/utils/command/command_helper_test.go

@@ -0,0 +1,29 @@
+package command
+
+import (
+	"os"
+	"testing"
+
+	"gotest.tools/assert"
+)
+
+func TestExecuteScripts(t *testing.T) {
+	// make a temp directory
+	tmpDir, err := os.MkdirTemp("", "casaos-test-*")
+	assert.NilError(t, err)
+	defer os.RemoveAll(tmpDir)
+
+	ExecuteScripts(tmpDir)
+
+	// create a sample script under tmpDir
+	script := tmpDir + "/test.sh"
+	f, err := os.Create(script)
+	assert.NilError(t, err)
+	defer f.Close()
+
+	// write a sample script
+	_, err = f.WriteString("#!/bin/bash\necho 123")
+	assert.NilError(t, err)
+
+	ExecuteScripts(tmpDir)
+}