fix(webhook): update webhook endpoint path to include 'post'

handler/webhook.go

@@ -24,12 +24,12 @@ type webhookRequest struct {
 	Content string `json:"content"`
 }
 
-// WebhookHandler handles POST /api/webhook/{name}, the incoming webhook API
+// WebhookHandler handles POST /api/webhook/post/{name}, the incoming webhook API
 // served on its own listener (see webhook in config.json). The path segment
 // selects the endpoint, which carries the token to present and the notification
 // channels to deliver to:
 //
-//	POST /api/webhook/example
+//	POST /api/webhook/post/example
 //	{"token": "...", "subject": "...", "content": "..."}
 //
 // The alert is rendered per channel and sent through every channel the endpoint