refactor: add context handling in various functions

- Modified functions to accept context.Context as a parameter for better context management.
- Updated Init methods in Proxmox and Config to use the provided context.
- Adjusted UpdatePorts and NewProxmoxProvider to utilize the context for operations.

internal/route/provider/docker.go

@@ -79,7 +79,7 @@ func (p *DockerProvider) loadRoutesImpl() (route.Routes, gperr.Error) {
 		}
 
 		if container.IsHostNetworkMode {
-			err := docker.UpdatePorts(container)
+			err := docker.UpdatePorts(ctx, container)
 			if err != nil {
 				errs.Add(gperr.PrependSubject(container.ContainerName, err))
 				continue