docs: add README.md

Cargo.toml

@@ -1,7 +1,17 @@
 [package]
 name = "sula-alus"
+authors = ["Kristofers Solo <dev@kristofers.xyz>"]
 version = "0.1.0"
 edition = "2021"
+description = "A CLI tool to encode strings and files using Sula-Alus encoding"
+repository = "https://github.com/kristoferssolo/sula-alus"
+documentation = "https://docs.rs/sula-alus"
+homepage = "https://github.com/kristoferssolo/sula-alus"
+license = "MIT OR Apache-2.0"
+keywords = ["cli", "string", "text", "utility"]
+categories = ["command-line-utilities"]
+exclude = ["/.github", "/.gitignore", "/tests", "*.png", "*.md"]
+readme = "README.md"
 
 [dependencies]
 clap = { version = "4.5", features = ["derive"] }

README.md

@@ -0,0 +1,40 @@
+# Sula-Alus CLI
+
+A CLI tool to encode strings and files using Sula-Alus encoding
+
+## Installation
+
+```bash
+cargo install sula-alus
+# or using binstall
+cargo binstall sula-alus
+```
+
+## Usage
+
+### Using on string
+
+```bash
+sula-alus "Some Text" # output: "txeT emoS"
+```
+
+### Using on file
+
+```bash
+sula-alus -f input.txt # output: <encoded file content>
+```
+
+### Outputting to a file
+
+```bash
+sula-alus -f input.txt -o output.txt
+```
+
+## License
+
+This project is dual-licensed under either:
+
+- MIT License ([LICENSE-MIT](LICENSE-MIT) or [http://opensource.org/licenses/MIT](http://opensource.org/licenses/MIT))
+- Apache License, Version 2.0 ([LICENSE-APACHE](LICENSE-APACHE) or [http://www.apache.org/licenses/LICENSE-2.0](http://www.apache.org/licenses/LICENSE-2.0))
+
+at your option.