WeKnora deployment source with the reviewed wiki identity, summary and recovery fixes

internal/runtime/server.go

@@ -0,0 +1,27 @@
+package runtime
+
+import "time"
+
+// serverStartedAt is set once at process boot (see MarkServerStarted).
+var serverStartedAt time.Time
+
+// MarkServerStarted records the instant the WeKnora server process started.
+// Call once from main() before heavy init so uptime reflects the full process
+// lifetime, not merely when the HTTP listener binds.
+func MarkServerStarted() {
+	serverStartedAt = time.Now().UTC()
+}
+
+// ServerStartedAt returns the boot instant in UTC. Zero when MarkServerStarted
+// was not called (e.g. some tests); callers should treat zero as unknown.
+func ServerStartedAt() time.Time {
+	return serverStartedAt
+}
+
+// ServerUptime returns elapsed time since MarkServerStarted. Zero when unset.
+func ServerUptime() time.Duration {
+	if serverStartedAt.IsZero() {
+		return 0
+	}
+	return time.Since(serverStartedAt)
+}