feat: add peer failover alertingv1.4.0

Introduce peer URL monitoring with active/passive alert suppression, skip checks when passive, and bump version to v1.4.0.

Co-authored-by: Cursor <cursoragent@cursor.com>

1 files changed, 16 insertions, 1 deletions

diff --git a/internal/state.go b/internal/state.go
index b9631b4..e33d5cb 100644
--- a/internal/state.go
+++ b/internal/state.go
@@ -133,10 +133,25 @@ func (s state) persist() error {
 // report generates the notification email content.
 // statusPageURL is included as a link to the HTML status page.
 // conf is used to determine which checks should be suppressed from the report.
-func (s state) report(renotify, force bool, statusPageURL string, conf config) (string, string, bool) {
+func (s state) report(
+	renotify, force bool,
+	statusPageURL string,
+	conf config,
+	passive bool,
+	passiveReason string,
+) (string, string, bool) {
 	var sb strings.Builder
 
 	sb.WriteString("This is the recent Gogios report!\n\n")
+	if passive {
+		sb.WriteString("NOTE: Passive mode active, checks were skipped.\n")
+		if passiveReason != "" {
+			sb.WriteString("Reason: ")
+			sb.WriteString(passiveReason)
+			sb.WriteString("\n")
+		}
+		sb.WriteString("\n")
+	}
 
 	sb.WriteString("# Alerts with status changed:\n\n")
 	changed := s.reportChanged(&sb, conf)