Feature idea: readiness check only true when at least one source connected and data is flowing

[metachris]

Code:

mempool-dumpster/collector/collector.go

Lines 140 to 144 in b235d67

	mux.HandleFunc("/readyz", func(w http.ResponseWriter, r *http.Request) {
	w.WriteHeader(http.StatusOK)
	_, _ = w.Write([]byte("ok"))
	})