Correctly reset consecutive success counter on failures (#884)

* reset consecutive success counter on failure

* only for queries

Author: mmandrus

pkg/service/browser.go

@@ -1031,6 +1031,7 @@ func waitForReady(browserCtx context.Context, cfg config.BrowserConfig) chromedp
 				if running {
 					initialDOMPass = true
 					hasSeenAnyQuery = true
+					numSuccessfulCycles = 0
 					continue // still waiting on queries to complete
 				} else if !hasSeenAnyQuery && (cfg.ReadinessFirstQueryTimeout <= 0 || time.Since(start) < cfg.ReadinessFirstQueryTimeout) {
 					span.AddEvent("no first query detected yet; giving it more time")