Fix: TLS handshake timeout caused by go 1.23 (#1997)

.changeset/smart-pears-change.md

@@ -0,0 +1,5 @@
+---
+'grafana-zabbix': patch
+---
+
+Fix: TLS handshake timeout issues by disabling post-quantum key exchange mechanism in go

CHANGELOG.md

@@ -2,8 +2,6 @@
 
 ## 5.0.3
 
-### Patch Changes
-
 🐛 Security: Update golang.org/x/net from v0.35.0 to v0.37.0
 ⚙️ Chore: Build plugin with go 1.24.1
 🐛 Fix: Basic authentication in zabbix <7.2

go.mod

@@ -2,6 +2,12 @@ module github.com/alexanderzobnin/grafana-zabbix
 
 go 1.24
 
+// Go 1.24 enabled the post-quantum key exchange mechanism
+// X25519MLKEM768 by default. It can cause issues with some TLS servers
+// that do not handle large records correctly.
+// It can be disabled using the following command:
+godebug tlsmlkem=0
+
 require (
 	github.com/bitly/go-simplejson v0.5.1
 	github.com/dlclark/regexp2 v1.10.0