docker setup

apps/website/lib/config/apiBaseUrl.ts

@@ -0,0 +1,36 @@
+function normalizeBaseUrl(raw: string): string {
+  const trimmed = raw.trim();
+  return trimmed.endsWith('/') ? trimmed.slice(0, -1) : trimmed;
+}
+
+export function getWebsiteApiBaseUrl(): string {
+  const isBrowser = typeof window !== 'undefined';
+
+  const configured = isBrowser
+    ? process.env.NEXT_PUBLIC_API_BASE_URL
+    : process.env.API_BASE_URL ?? process.env.NEXT_PUBLIC_API_BASE_URL;
+
+  if (configured && configured.trim()) {
+    return normalizeBaseUrl(configured);
+  }
+
+  const isTestLike =
+    process.env.NODE_ENV === 'test' ||
+    process.env.CI === 'true' ||
+    process.env.DOCKER === 'true';
+
+  if (isTestLike) {
+    throw new Error(
+      isBrowser
+        ? 'Missing NEXT_PUBLIC_API_BASE_URL. In Docker/CI/test we do not allow falling back to localhost.'
+        : 'Missing API_BASE_URL. In Docker/CI/test we do not allow falling back to localhost.',
+    );
+  }
+
+  const fallback =
+    process.env.NODE_ENV === 'development'
+      ? 'http://localhost:3001'
+      : 'http://api:3000';
+
+  return normalizeBaseUrl(fallback);
+}