GetServices handler accepts incoming requests for list services, and it fetches the service information from the cluster and writes response back to the client.

GetServicesByAppLabel handler fetches list of deployments with given app group in default ns and write response back to the client.

InitKubeClient reads the current cluster config and initializes api client and returns errors if unable to retrieve the token.

ListDeployments makes kube client call to fetch the deployments based on given opts.