docs:added updates following review #7

docs/index.md

@@ -271,20 +271,32 @@ acmc --help
 
 1. Create an new issue in the [Issue Tracker](https://git.soton.ac.uk/meldb/concepts-processing/-/issues)
 
-2. Create a new branch for your feature or bugfix:
+2. Create a new branch for your feature 
+
+You can do this from the issue page in GitLab by selecting "Create Branch", then checkout using:
+
+   ```sh
+   git checkout -b feature-branch origin/feature-branch   
+   ```
+
+This works if someone has already created the branch and you want to work on it.
+
+You can also create a new branch in your local repo if it does not exist and it will be created when you push
+
    ```sh
    git checkout -b feature-branch
    ```
-3. Make changes and commit them:
+
+4. Make changes and commit them:
    ```sh
    git add .
    git commit -m "Description of changes"
    ```
-4. Push your branch:
+5. Push your branch:
    ```sh
    git push origin feature-branch
    ```
-5. Open a merge request in GitLab.
+6. Open a merge request in GitLab.
 
 If you make changes, ensure all tests pass and code formatting is correct before submitting a merge request.