feat(lib): wait for user

.gitignore

@@ -1,5 +1,8 @@
 # IDE settings.
 /.vscode
 
+# Local files.
+/local
+
 # Rust output.
 /target

src/lib.rs

@@ -1,6 +1,7 @@
 use crate::{config::Config, library::format::Row};
 use rand::prelude::*;
 use std::error::Error;
+use std::io::{stdin, stdout, Write};
 
 mod config;
 mod library;
@@ -17,6 +18,8 @@ pub fn main() -> Result<(), Box<dyn Error>> {
     print_labels(&config);
     print_items(&config);
 
+    wait_for_user();
+
     Ok(())
 }
 
@@ -46,3 +49,9 @@ fn print_items(config: &Config) {
         println!("{}", library::format::row(items));
     }
 }
+
+fn wait_for_user() {
+    print!("\nPress <enter> to exit: ");
+    stdout().flush().expect("Error writing output.");
+    stdin().read_line(&mut String::new()).expect("Error reading input.");
+}