production runtime and mock removal

lib/evolink/image-client.ts

@@ -71,13 +71,6 @@ export function getEvolinkImageConfig(): EvolinkImageConfig | null {
   return { ...settings, apiKey: settings.apiKey };
 }
 
-export function shouldMockEvolinkApi(): boolean {
-  const flag = (process.env.EVOLINK_MOCK || "auto").trim().toLowerCase();
-  if (flag === "1" || flag === "true") return true;
-  if (flag === "0" || flag === "false") return false;
-  return getEvolinkImageConfig() === null;
-}
-
 export function buildEvolinkImagePayload(
   capability: EnabledImageCapability,
   input: Record<string, unknown>,