Implementa o MVP do Adaptador de Planilhas no Elo Pro.

O módulo usa a identidade Supabase, isola cada workspace e registra storage, TTL, runner e biblioteca XLSX como decisões ainda abertas.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/app/api/spreadsheet-adapter/jobs/[id]/mappings/route.ts

@@ -0,0 +1,22 @@
+import { NextResponse } from "next/server";
+import { errorResponse, requireReady } from "../../../_lib";
+import { rejectWorkspaceForgery, saveMappings } from "@/server/spreadsheet-adapter/service";
+import type { MappingInput } from "@/server/spreadsheet-adapter/dto";
+
+export const runtime = "nodejs";
+export const dynamic = "force-dynamic";
+
+export async function PUT(request: Request, context: { params: Promise<{ id: string }> }) {
+  try {
+    const { ctx, deps } = await requireReady();
+    const { id } = await context.params;
+    const body = (await request.json()) as { sourceId?: string; mappings?: MappingInput[]; workspace_id?: string };
+    await rejectWorkspaceForgery(deps, ctx, body.workspace_id);
+    if (!body.sourceId || !Array.isArray(body.mappings)) {
+      return NextResponse.json({ error: { code: "MAPPING_INCOMPLETE", message: "Informe o mapeamento." } }, { status: 400 });
+    }
+    return NextResponse.json({ job: await saveMappings(deps, ctx, id, body.sourceId, body.mappings) });
+  } catch (error) {
+    return errorResponse(error);
+  }
+}