add to readme

Author: V2arK

README.md

@@ -16,6 +16,13 @@ Alternatively to build from source, clone this repo then inside the project's ba
 pip install . 
 ```
 
+### Un-installation
+
+To uninstall `centml`, simple do:
+```bash
+pip uninstall centml
+```
+
 ### CLI
 Once installed, use the centml CLI tool with the following command:
 ```bash
@@ -85,3 +92,30 @@ To run all the tests, use:
 ```bash
 pytest
 ```
+
+### Common Issues
+
+- **`SSL` certificate on `MacOS`**
+
+    Sometimes, you will see issues when using command like `centml cluster [CMD]`, where the output might look like:
+
+    ```logs
+
+    File "/Library/Frameworks/Python.framework/Versions/3.10/lib/python3.10/site-packages/urllib3/util/retry.py", line 519, in increment
+
+    raise MaxRetryError(_pool, url, reason) from reason  # type: ignore[arg-type]
+
+    urllib3.exceptions.MaxRetryError: HTTPSConnectionPool(host='api.centml.com', port=443):
+
+    Max retries exceeded with url: /deployments
+
+    (Caused by SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1007)')))
+    ```
+
+    **Solution**:
+    To fix this issue, navigate to your `python` installation directory and run the `Install Certificates.command` file located there.
+
+    For example, if you are using `python3.10`, the file path would be:
+    `
+    /Applications/Python 3.10/Install Certificates.command
+    `