Update: Enhance README with detailed setup, usage, and sample output sections

Improve clarity and provide comprehensive guidance for users.

Author: DFanso

README.md

@@ -1,18 +1,54 @@
+
 # commit-msg
-## Add GROK_API_KEY to system variables
 
+![Commit-msg Screenshot](image.png)
+
+## Add `GROK_API_KEY` to System Variables
+
+Before running the application, ensure you have set the `GROK_API_KEY` as a system environment variable.
+
+---
 
- ## Setup
- ```bash
+## Setup
+
+To set up `commit-msg`, run the following command:
+
+```bash
 go run src/main.go --setup --path F:/Git/commit-msg --name commit-msg
 ```
 
+---
+
 ## Usage
 
+To run `commit-msg`, use:
+
 ```bash
 go run src/main.go --path F:/Git/commit-msg
 ```
-### this will run the commit-msg in the current directory
+
+This will execute `commit-msg` in the current directory:
+
 ```bash
 go run src/main.go .
-```
+```
+
+---
+
+## Sample Output
+
+Below is a sample execution of `commit-msg`:
+
+```bash
+# Example output here (replace with actual example)
+```
+
+---
+
+## Screenshot
+
+Here’s an image of the application in action:
+
+
+
+