Front Door Health Probs Log check

Work in progress, more of a starting point for myself.... Will work on making it more useful.

// Failure Categorization 
// Categorize all requests which resulted in 5xx. 
AppServiceHTTPLogs 
//| where ScStatus >= 500
| where CsMethod == "HEAD"
| where CsUriStem  == "/"
// Failure Categorization 
// Categorize all requests which resulted in 5xx. 
AppServiceHTTPLogs 
//| where ScStatus >= 500
| where UserAgent == "Edge+Health+Probe"