L3 Auftragsimport: Prüfmaske, Upload, API und Lane-Bericht

- /imports: Upload per Drag & Drop/Dateiauswahl mit Fortschritt, Liste mit Status, Neu verarbeiten
- /imports/[id]: Originaldokument + Prüfmaske (Kunde, Objekt, Ansprechpartner, Auftrag, Positionen),
  unsichere Felder markiert, Kunden-/Objektentscheidung, Bestätigen/Verwerfen
- Datei-Route für die Vorschau, Server Actions (moduleGuard("imports"))
- API: POST /api/v1/work-orders/import, GET /api/v1/imports/[id], POST /api/v1/imports/[id]/confirm
- Texte messages/{de,en}/imports.json, Bericht docs/craftvia/lanes/import.md

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

src/app/api/v1/imports/[id]/confirm/route.ts

@@ -0,0 +1,22 @@
+import { confirmImport } from "@/server/services/imports/confirm";
+import { apiError, importsApiContext } from "../../_context";
+
+/**
+ * POST /api/v1/imports/[id]/confirm — JSON body = review form (src/lib/imports/review.ts
+ * `reviewFormSchema`). Creates/assigns customer, site, contact and the work order. Lane L3.
+ */
+export async function POST(req: Request, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const ctx = await importsApiContext("import:write", "work_order:write");
+    const { id } = await params;
+    let body: unknown;
+    try {
+      body = await req.json();
+    } catch {
+      return Response.json({ error: "invalid", message: "json_required" }, { status: 400 });
+    }
+    return Response.json(await confirmImport(ctx, id, body));
+  } catch (err) {
+    return apiError(err);
+  }
+}

src/app/api/v1/imports/[id]/route.ts

@@ -0,0 +1,13 @@
+import { getImportDetail } from "@/server/services/imports/queries";
+import { apiError, importsApiContext } from "../_context";
+
+/** GET /api/v1/imports/[id] — import status, extraction (with confidences), candidates. Lane L3. */
+export async function GET(_req: Request, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const ctx = await importsApiContext("import:write");
+    const { id } = await params;
+    return Response.json(await getImportDetail(ctx, id));
+  } catch (err) {
+    return apiError(err);
+  }
+}