Fix links

src/helpers/urlCreator.ts

@@ -1,9 +1,38 @@
+type StoredFileCapture = {
+  url?: string;
+  path?: string;
+};
+
+/**
+ * Build a public file URL from a relative storage path (e.g. `files/...`).
+ * Uses the current `URL` env so deployments with custom routing stay correct.
+ */
 export function buildFileLink(path: string): string {
-  const baseUrl = process.env.URL;
-  if(process.env.NODE_ENV === 'local'){
-    return baseUrl + "/" + path;
-  }else{
-    return baseUrl + "/api/" + path;
+  const normalized = String(path ?? "").trim();
+  if (!normalized) return normalized;
+  if (/^https?:\/\//i.test(normalized)) {
+    return normalized;
   }
 
+  const baseUrl = (process.env.URL ?? "").replace(/\/+$/, "");
+  const relativePath = normalized.replace(/^\/+/, "");
+  if (process.env.NODE_ENV === "local") {
+    return `${baseUrl}/${relativePath}`;
+  }
+  return `${baseUrl}/api/${relativePath}`;
+}
+
+/**
+ * Resolve a file URL from persisted capture metadata.
+ * Prefer rebuilding from `path` so stale baked-in URLs (e.g. user-portal prefix)
+ * do not leak into expert/other API responses.
+ */
+export function resolveStoredFileUrl(
+  stored?: StoredFileCapture | null,
+): string | undefined {
+  const path = stored?.path?.trim();
+  if (path) {
+    return buildFileLink(path);
+  }
+  return stored?.url;
 }