Assorted polish for lib.rs (#21386)

Improve grammar, clarity, and documentation style in lib.rs

src/lib.rs

@@ -5,7 +5,7 @@
 )]
 //! [![Bevy Logo](https://bevy.org/assets/bevy_logo_docs.svg)](https://bevy.org)
 //!
-//! Bevy is an open-source modular game engine built in Rust, with a focus on developer productivity
+//! Bevy is an open-source, modular game engine built in Rust, with a focus on developer productivity
 //! and performance.
 //!
 //! Check out the [Bevy website](https://bevy.org) for more information, read the
@@ -14,7 +14,7 @@
 //!
 //! ## Example
 //!
-//! Here is a simple "Hello World" Bevy app:
+//! Here is a simple "Hello, World!" Bevy app:
 //! ```
 //! use bevy::prelude::*;
 //!
@@ -29,19 +29,19 @@
 //! }
 //! ```
 //!
-//! Don't let the simplicity of the example above fool you. Bevy is a [fully featured game engine](https://bevy.org)
+//! Don't let the simplicity of the example above fool you. Bevy is a [fully featured game engine](https://bevy.org),
 //! and it gets more powerful every day!
 //!
 //! ## This Crate
 //!
-//! The `bevy` crate is just a container crate that makes it easier to consume Bevy subcrates.
-//! The defaults provide a "full" engine experience, but you can easily enable / disable features
+//! The `bevy` crate is a container crate that makes it easier to consume Bevy subcrates.
+//! The defaults provide a "full engine" experience, but you can easily enable or disable features
 //! in your project's `Cargo.toml` to meet your specific needs. See Bevy's `Cargo.toml` for a full
-//! list of features available.
+//! list of available features.
 //!
-//! If you prefer, you can also consume the individual bevy crates directly.
+//! If you prefer, you can also use the individual Bevy crates directly.
 //! Each module in the root of this crate, except for the prelude, can be found on crates.io
-//! with `bevy_` appended to the front, e.g. `app` -> [`bevy_app`](https://docs.rs/bevy_app/*/bevy_app/).
+//! with `bevy_` appended to the front, e.g., `app` -> [`bevy_app`](https://docs.rs/bevy_app/*/bevy_app/).
 #![doc = include_str!("../docs/cargo_features.md")]
 #![doc(
     html_logo_url = "https://bevy.org/assets/icon.png",
@@ -56,6 +56,6 @@ pub use bevy_internal::*;
 #[expect(
     unused_imports,
     clippy::single_component_path_imports,
-    reason = "This causes bevy to be compiled as a dylib when using dynamic linking, and as such cannot be removed or changed without affecting dynamic linking."
+    reason = "This causes Bevy to be compiled as a dylib when using dynamic linking and therefore cannot be removed or changed without affecting dynamic linking."
 )]
 use bevy_dylib;