Save history on exit

cli/app.rs

@@ -558,11 +558,13 @@ impl Limbo {
             }
             Ok(cmd) => match cmd.command {
                 Command::Exit(args) => {
+                    self.save_history();
                     std::process::exit(args.code);
                 }
                 Command::Quit => {
                     let _ = self.writeln("Exiting Limbo SQL Shell.");
                     let _ = self.close_conn();
+                    self.save_history();
                     std::process::exit(0)
                 }
                 Command::Open(args) => {
@@ -1008,12 +1010,16 @@ impl Limbo {
             Ok(input)
         }
     }
-}
 
-impl Drop for Limbo {
-    fn drop(&mut self) {
+    fn save_history(&mut self) {
         if let Some(rl) = &mut self.rl {
             let _ = rl.save_history(HISTORY_FILE.as_path());
         }
     }
 }
+
+impl Drop for Limbo {
+    fn drop(&mut self) {
+        self.save_history()
+    }
+}