get env variables

src/shared/lib/getEnvVar.ts

@@ -0,0 +1,9 @@
+export function getEnvVar(variable: string): string {
+  const value = import.meta.env[variable];
+
+  if (typeof value === "string") {
+    return value;
+  } else {
+    throw new Error(`Environment variable ${variable} is required`);
+  }
+}