FIX #10 Implement logging

.gitignore

@@ -17,3 +17,6 @@ breakfast
 
 # Go workspace file
 go.work
+
+# Logs
+logs/

main.go

@@ -189,6 +189,15 @@ func (m model) View() string {
 }
 
 func main() {
+	// Logging example from the Bubbletea "simple" example. For some
+	// reason there's no file variable, and hence no file to `.Close()`.
+	logfilePath := os.Getenv("BUBBLETEA_LOG")
+	if logfilePath != "" {
+		if _, err := tea.LogToFile(logfilePath, "DEBUG"); err != nil {
+			log.Fatal(err)
+		}
+	}
+
 	p := tea.NewProgram(initialModel())
 	if err := p.Start(); err != nil {
 		fmt.Printf("Alas, there's been an error: %v", err)