feat(export): perfiles DSpace/EPrints/Dublin Core y selector SWORD en UI

Backend: generadores por repositorio, ZIP multi-formato y query profile en /export/sword. Frontend: selector Destino que envia profile al descargar SWORD XML.

frontend/src/components/dashboard/ExportDropdown.jsx

@@ -7,13 +7,15 @@ import {
   SparkleIcon,
 } from "../ui/Icons";
 import { Spinner } from "../ui/Spinner";
+import { SwordProfileSelect } from "./SwordProfileSelect";
+import { DEFAULT_EXPORT_PROFILE } from "../../utils/exportProfiles";
 
 const FORMATS = [
   {
     format: "xml",
     icon: <DocumentIcon size={20} className="shrink-0 text-ink-secondary" />,
     label: "SWORD XML",
-    desc: "Metadatos en formato Atom",
+    desc: "Según destino seleccionado",
   },
   {
     format: "zip",
@@ -31,6 +33,8 @@ const FORMATS = [
  *   - `newPublicationsCount` → cuántas publicaciones tiene downloaded_by_me=false.
  *   - `selectedCount`        → publicaciones seleccionadas manualmente.
  *   - `exportingFormat`      → formato en curso (pone el botón en loading).
+ *   - `swordProfile`         → perfil SWORD (dublin_core, dspace, eprints…).
+ *   - `onSwordProfileChange` → callback al cambiar destino.
  */
 export function ExportDropdown({
   onExport,
@@ -38,6 +42,8 @@ export function ExportDropdown({
   selectedCount = 0,
   isAuthenticated = false,
   newPublicationsCount = 0,
+  swordProfile = DEFAULT_EXPORT_PROFILE,
+  onSwordProfileChange,
 }) {
   const [open, setOpen] = useState(false);
   const rootRef = useRef(null);
@@ -57,7 +63,7 @@ export function ExportDropdown({
 
   function handlePick(format) {
     setOpen(false);
-    onExport(format);
+    onExport(format, format === "xml" ? swordProfile : undefined);
   }
 
   // Label logic:
@@ -80,7 +86,14 @@ export function ExportDropdown({
   }
 
   return (
-    <div className="relative" ref={rootRef}>
+    <div className="flex flex-wrap items-center justify-end gap-2">
+      <SwordProfileSelect
+        id="dashboard-sword-profile"
+        value={swordProfile}
+        onChange={onSwordProfileChange}
+      />
+
+      <div className="relative" ref={rootRef}>
       <button
         type="button"
         onClick={() => setOpen((o) => !o)}
@@ -124,6 +137,7 @@ export function ExportDropdown({
           ))}
         </div>
       )}
+      </div>
     </div>
   );
 }

frontend/src/components/dashboard/SwordProfileSelect.jsx

@@ -0,0 +1,35 @@
+import {
+  DEFAULT_EXPORT_PROFILE,
+  EXPORT_PROFILE_OPTIONS,
+} from "../../utils/exportProfiles";
+
+/**
+ * Selector de destino para exportación SWORD XML (DSpace, EPrints, Dublin Core…).
+ */
+export function SwordProfileSelect({
+  value = DEFAULT_EXPORT_PROFILE,
+  onChange,
+  id = "sword-export-profile",
+  className = "",
+}) {
+  return (
+    <label
+      htmlFor={id}
+      className={`flex items-center gap-2 text-sm ${className}`.trim()}
+    >
+      <span className="whitespace-nowrap text-ink-tertiary">Destino:</span>
+      <select
+        id={id}
+        value={value}
+        onChange={(event) => onChange(event.target.value)}
+        className="min-w-[9.5rem] rounded-lg border border-surface-border-strong bg-surface-primary px-2.5 py-2 text-sm font-medium text-ink-primary transition-colors hover:bg-surface-secondary focus:border-brand-primary focus:outline-none focus:ring-2 focus:ring-brand-primary/20"
+      >
+        {EXPORT_PROFILE_OPTIONS.map(({ value: optionValue, label }) => (
+          <option key={optionValue} value={optionValue}>
+            {label}
+          </option>
+        ))}
+      </select>
+    </label>
+  );
+}