Initial commit

internal/html.go

@@ -0,0 +1,35 @@
+package internal
+
+import (
+	"os"
+)
+
+// HTMLWriter writes HTML output with optional header/footer.
+type HTMLWriter struct {
+	Header string
+	Footer string
+}
+
+func (w *HTMLWriter) Write(output string, path string) error {
+	f, err := os.Create(path)
+	if err != nil {
+		return err
+	}
+	defer func() {
+		_ = f.Close() // Ignore close error in defer
+	}()
+	if w.Header != "" {
+		if _, err := f.WriteString(w.Header); err != nil {
+			return err
+		}
+	}
+	if _, err := f.WriteString(output); err != nil {
+		return err
+	}
+	if w.Footer != "" {
+		if _, err := f.WriteString(w.Footer); err != nil {
+			return err
+		}
+	}
+	return nil
+}