[Feature]: Add kubeconfig option in Analyze API to call a remote cluster Analyze

[lili-wan]

Checklist

• I've searched for similar issues and couldn't find anything matching
• I've discussed this feature request in the K8sGPT Slack and got positive feedback

Is this feature request related to a problem?

No

Problem Description

We are running a central platform to manage cluster fleets and we would like to run k8sgpt from central cluster instead of running operator in all the clusters. therefore, we need to pass in kubeconfig when we call Analyze from central cluster to managed cluster

Solution Description

Add kubeconfig option in Analyze API

Benefits

Enabling the capability to run analyze in a remote cluster

Potential Drawbacks

No response

Additional Information

https://k8sgpt.slack.com/archives/C050SKW7SHF/p1728506662655359

[AlexsJones]

Before we do this @lili-wan I just want to challenge a thought here - Should we be passing the raw kubeconfig like this over rpc or should we point it to another secret in the cluster. WDYT?