feat: signed releases, release feed, notification (read-only)

internal/infrastructure/config/settings.go

@@ -32,6 +32,7 @@ type Settings struct {
 	AuthRateLimit      AuthRateLimitSettings
 	TrustedProxies     []string
 	Version            string
+	UpdateFeedURL      string
 }
 
 func (s Settings) IsProduction() bool {
@@ -74,6 +75,7 @@ func NewSettingsFromEnv() (Settings, error) {
 			Window:      time.Duration(authRateLimitWindowSeconds) * time.Second,
 		},
 		TrustedProxies: parseSemicolonSeparatedList(os.Getenv("TRUSTED_PROXIES")),
+		UpdateFeedURL:  os.Getenv("UPDATE_FEED_URL"),
 	}, nil
 }