platform: modularize api/gui, add docs-tests-web foundation, and refresh root config

selective-vpn-api/app/egressutil/identity.go

@@ -0,0 +1,25 @@
+package egressutil
+
+import "strings"
+
+type IdentitySnapshot struct {
+	IP                string
+	CountryCode       string
+	CountryName       string
+	UpdatedAt         string
+	Stale             bool
+	RefreshInProgress bool
+	LastError         string
+	NextRetryAt       string
+}
+
+func IdentityChanged(prev, next IdentitySnapshot) bool {
+	return strings.TrimSpace(prev.IP) != strings.TrimSpace(next.IP) ||
+		strings.TrimSpace(prev.CountryCode) != strings.TrimSpace(next.CountryCode) ||
+		strings.TrimSpace(prev.CountryName) != strings.TrimSpace(next.CountryName) ||
+		strings.TrimSpace(prev.UpdatedAt) != strings.TrimSpace(next.UpdatedAt) ||
+		prev.Stale != next.Stale ||
+		prev.RefreshInProgress != next.RefreshInProgress ||
+		strings.TrimSpace(prev.LastError) != strings.TrimSpace(next.LastError) ||
+		strings.TrimSpace(prev.NextRetryAt) != strings.TrimSpace(next.NextRetryAt)
+}