livrare lot 2

backend/services/orchestration-layer/didiFramework/src/config/env.ts

@@ -0,0 +1,19 @@
+/**
+ * Read a required env var. Throws on startup if missing — never use a default
+ * for credentials, hostnames, or anything that should be explicitly configured.
+ */
+export function requireEnv(name: string): string {
+  const v = process.env[name];
+  if (!v || v.length === 0) {
+    throw new Error(`Missing required environment variable: ${name}`);
+  }
+  return v;
+}
+
+/**
+ * Read an optional env var with a non-secret default (e.g. log level, port).
+ * NEVER pass a credential or internal hostname as fallback.
+ */
+export function optionalEnv(name: string, fallback: string): string {
+  return process.env[name] || fallback;
+}