feat: add SSE event stream for print jobs, implement batch printing in frontend, and update API documentation.

paperless-frontend/src/pages/InboxPage.tsx

@@ -125,6 +125,15 @@ function DocumentPreviewPopover({ record, children }: { record: InboxFile; child
   );
 }
 
+function buildInitialFieldValues(template: BarcodeTemplate | null): Record<string, string> {
+  const today = dayjs().format('YYYY-MM-DD');
+  const values: Record<string, string> = {};
+  for (const field of template?.LabelInputFields ?? []) {
+    if (field.type === 'date') values[field.name] = today;
+  }
+  return values;
+}
+
 export default function InboxPage() {
   const navigate = useNavigate();
   const [files, setFiles] = useState<InboxFile[]>([]);
@@ -137,6 +146,7 @@ export default function InboxPage() {
   const [selectedTemplate, setSelectedTemplate] = useState<BarcodeTemplate | null>(null);
   const [fieldValues, setFieldValues] = useState<Record<string, string>>({});
   const [printing, setPrinting] = useState(false);
+  const [labelCount, setLabelCount] = useState(1);
 
   const openPrintDialog = async () => {
     try {
@@ -148,21 +158,24 @@ export default function InboxPage() {
     }
     setSelectedTemplate(null);
     setFieldValues({});
+    setLabelCount(1);
     setPrintDialogOpen(true);
   };
 
   const handleTemplateSelect = (id: number) => {
     const t = labelTemplates.find((t) => t.Id === id) ?? null;
     setSelectedTemplate(t);
-    setFieldValues({});
+    setFieldValues(buildInitialFieldValues(t));
   };
 
   const handlePrint = async () => {
     if (!selectedTemplate) return;
     setPrinting(true);
     try {
-      await labelPrintAgentApi.createJob(selectedTemplate.Id, fieldValues);
-      message.success('Druckauftrag erstellt');
+      for (let i = 0; i < labelCount; i++) {
+        await labelPrintAgentApi.createJob(selectedTemplate.Id, fieldValues);
+      }
+      message.success(labelCount === 1 ? 'Druckauftrag erstellt' : `${labelCount} Druckaufträge erstellt`);
       setPrintDialogOpen(false);
     } catch (err: any) {
       message.error(err?.response?.data?.message ?? 'Druckauftrag fehlgeschlagen');
@@ -406,6 +419,16 @@ export default function InboxPage() {
             />
           </Form.Item>
 
+          <Form.Item label="Anzahl Etiketten">
+            <InputNumber
+              min={1}
+              max={100}
+              value={labelCount}
+              onChange={(v) => setLabelCount(v ?? 1)}
+              style={{ width: '100%' }}
+            />
+          </Form.Item>
+
           {selectedTemplate?.LabelInputFields?.map((field) => (
             <Form.Item key={field.name} label={field.label || field.name}>
               {field.type === 'date' ? (