Vendor dependencies for 0.3.0 release

vendor/bevy/examples/input/keyboard_input.rs

@@ -0,0 +1,24 @@
+//! Demonstrates handling a key press/release.
+
+use bevy::prelude::*;
+
+fn main() {
+    App::new()
+        .add_plugins(DefaultPlugins)
+        .add_systems(Update, keyboard_input_system)
+        .run();
+}
+
+/// This system prints 'A' key state
+fn keyboard_input_system(keyboard_input: Res<ButtonInput<KeyCode>>) {
+    if keyboard_input.pressed(KeyCode::KeyA) {
+        info!("'A' currently pressed");
+    }
+
+    if keyboard_input.just_pressed(KeyCode::KeyA) {
+        info!("'A' just pressed");
+    }
+    if keyboard_input.just_released(KeyCode::KeyA) {
+        info!("'A' just released");
+    }
+}