DOC: Add both HTTPS and SSH clone options to CONTRIBUTING.md

Co-authored-by: gwtaylor <993736+gwtaylor@users.noreply.github.com>

Author: Copilot

CONTRIBUTING.md

@@ -12,18 +12,26 @@ This document covers the standards and process for contributing.
 
 ### Local setup
 
-Using `pip`, activate a virtual environment first, then:
+Clone the repository using HTTPS or SSH:
 
 ```bash
+# HTTPS
+git clone https://github.com/bioscan-ml/BarcodeBERT.git
+
+# SSH
 git clone git@github.com:bioscan-ml/BarcodeBERT.git
+```
+
+Using `pip`, activate a virtual environment first, then:
+
+```bash
 cd BarcodeBERT
 pip install -e .
 ```
 
 Or, using `uv` (creates and manages the environment automatically):
 
 ```bash
-git clone git@github.com:bioscan-ml/BarcodeBERT.git
 cd BarcodeBERT
 uv sync
 ```