DOCS: Migrated documentation website to Gitbook (#1809)

documentation/functions/global/PANIC.md

@@ -0,0 +1,14 @@
+---
+name: PANIC
+parameters:
+  - message
+parameter_types:
+  message: string
+ts_return: never
+---
+
+`PANIC` terminates the script and therefore DNSControl with an exit code of 1. This should be used if your script cannot gather enough information to generate records, for example when a HTTP request failed.
+
+```javascript
+PANIC("Something really bad has happened");
+```