zones: introduce Machine.RemoveFile()

Signed-off-by: Alejandro Mery <amery@jpi.io>

pkg/zones/machine_file.go

@@ -2,10 +2,26 @@ package zones
 
 import (
 	"fmt"
-	"io/fs"
+	"os"
 	"path/filepath"
+
+	fs "github.com/hack-pad/hackpadfs"
 )
 
+// RemoveFile deletes a file from the machine's config directory
+func (m *Machine) RemoveFile(name string, args ...any) error {
+	base := m.zone.zones.dir
+	fullName := m.getFilename(name, args...)
+	err := fs.Remove(base, fullName)
+
+	switch {
+	case os.IsNotExist(err):
+		return nil
+	default:
+		return err
+	}
+}
+
 // ReadFile reads a file from the machine's config directory
 func (m *Machine) ReadFile(name string, args ...any) ([]byte, error) {
 	base := m.zone.zones.dir