[add] Example usage

README.md

@@ -10,3 +10,19 @@ Or download the repo and install from there
 git clone https://git.laziness.rocks/PootisPenserHere/code_to_prompt
 pip3 install code_to_prompt
 ```
+
+## Usage
+
+### Required Arguments
+
+- `--path PATH` or `-p PATH`: Specifies the directory path to process. This can be a relative path (e.g., `.` for the current directory) or an absolute path (e.g., `/home/user/project_1`).
+
+### Optional Arguments
+
+- `--ignore IGNORE` or `-i IGNORE`: Specifies files or directories to ignore. This option can be used multiple times to ignore several elements.
+
+## Examples
+
+```bash
+code_to_prompt --path ~/Documents/hello-world --ignore README.md
+```