chore(examples): add colors explorer demo app (#1580)

related #1512 

Moves the colors examples to apps

Co-authored-by: Josh McKinney <joshka@users.noreply.github.com>

Cargo.lock

@@ -526,6 +526,16 @@ dependencies = [
  "bitflags 1.3.2",
 ]
 
+[[package]]
+name = "color-explorer"
+version = "0.0.0"
+dependencies = [
+ "color-eyre",
+ "crossterm",
+ "itertools 0.13.0",
+ "ratatui",
+]
+
 [[package]]
 name = "color-eyre"
 version = "0.6.3"

examples/apps/color-explorer/Cargo.toml

@@ -0,0 +1,15 @@
+[package]
+name = "color-explorer"
+publish = false
+license.workspace = true
+edition.workspace = true
+rust-version.workspace = true
+
+[dependencies]
+color-eyre.workspace = true
+crossterm.workspace = true
+itertools.workspace = true
+ratatui.workspace = true
+
+[lints]
+workspace = true

examples/apps/color-explorer/README.md

@@ -0,0 +1,9 @@
+# Color explorer demo
+
+This example shows how to handle the supported colors.
+
+To run this demo:
+
+```shell
+cargo run -p color-explorer
+```

examples/apps/color-explorer/src/main.rs

@@ -1,20 +1,12 @@
-//! # [Ratatui] Colors example
+//! A Ratatui example that demonstrates how to handle colors.
 //!
-//! The latest version of this example is available in the [examples] folder in the repository.
+//! This example shows all the colors supported by Ratatui. It will render a grid of foreground
+//! and background colors with their names and indexes.
 //!
-//! Please note that the examples are designed to be run against the `main` branch of the Github
-//! repository. This means that you may not be able to compile with the latest release version on
-//! crates.io, or the one that you have installed locally.
+//! This example runs with the Ratatui library code in the branch that you are currently reading.
+//! See the [`latest`] branch for the code which works with the most recent Ratatui release.
 //!
-//! See the [examples readme] for more information on finding examples that match the version of the
-//! library you are using.
-//!
-//! [Ratatui]: https://github.com/ratatui/ratatui
-//! [examples]: https://github.com/ratatui/ratatui/blob/main/examples
-//! [examples readme]: https://github.com/ratatui/ratatui/blob/main/examples/README.md
-
-// This example shows all the colors supported by ratatui. It will render a grid of foreground
-// and background colors with their names and indexes.
+//! [`latest`]: https://github.com/ratatui/ratatui/tree/latest
 
 use color_eyre::Result;
 use itertools::Itertools;

ratatui/Cargo.toml

@@ -142,12 +142,6 @@ bench = false
 name = "main"
 harness = false
 
-[[example]]
-name = "colors"
-required-features = ["crossterm"]
-# this example is a bit verbose, so we don't want to include it in the docs
-doc-scrape-examples = false
-
 [[example]]
 name = "colors_rgb"
 required-features = ["crossterm", "palette"]