feat: KPIs con totales absolutos, backfill ads y ventas en cruce canal

Comparativas WoW/MoM/YoY muestran prev/Δ además del %; sync ads admite
histórico desde 2025; tabla ads↔CRM añade cierres, ventas y ROAS.

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

src/app/api/cron/daily-sync/route.ts

@@ -0,0 +1,100 @@
+import { NextRequest, NextResponse } from 'next/server';
+import { assertCronAuth } from '@/lib/cron-auth';
+import { syncAllConnectedOrganic } from '@/lib/google-organic';
+import { getAgencyOAuthStatus } from '@/lib/google-drive';
+import { syncAdsForTenants } from '@/lib/ads-sync';
+import {
+  syncAllSuperhumanTenants,
+  superhumanConfigured,
+} from '@/lib/superhuman-docs';
+
+export const dynamic = 'force-dynamic';
+export const maxDuration = 300;
+
+/**
+ * Master daily job: organic + ads + superhuman.
+ * Dokploy (daily ~06:00 UTC):
+ *   curl -sS -H "Authorization: Bearer $CRON_SECRET" \
+ *     "https://app.4ventures.es/api/cron/daily-sync"
+ */
+export async function GET(req: NextRequest) {
+  const denied = assertCronAuth(req);
+  if (denied) return denied;
+
+  const days = Math.min(
+    28,
+    Math.max(3, Number(req.nextUrl.searchParams.get('days')) || 7)
+  );
+
+  const out: Record<string, unknown> = {
+    ok: true,
+    days,
+    at: new Date().toISOString(),
+  };
+
+  // 1) Organic
+  try {
+    const oauth = await getAgencyOAuthStatus();
+    if (!oauth.connected) {
+      out.organic = { ok: false, warning: 'Google agencia no conectado' };
+    } else {
+      out.organic = {
+        ok: true,
+        ...(await syncAllConnectedOrganic({ days })),
+      };
+    }
+  } catch (e) {
+    out.organic = {
+      ok: false,
+      error: e instanceof Error ? e.message : 'organic failed',
+    };
+  }
+
+  // 2) Ads
+  try {
+    const ads = await syncAdsForTenants({ days });
+    out.ads = {
+      ok: true,
+      synced: ads.results.filter((r) => r.metaRows + r.googleRows > 0).length,
+      withErrors: ads.results.filter((r) => r.errors.length).length,
+      results: ads.results,
+    };
+  } catch (e) {
+    out.ads = {
+      ok: false,
+      error: e instanceof Error ? e.message : 'ads failed',
+    };
+  }
+
+  // 3) Superhuman
+  try {
+    if (!superhumanConfigured()) {
+      out.superhuman = {
+        ok: false,
+        warning: 'SUPERHUMAN_DOCS_API_KEY no configurado',
+      };
+    } else {
+      out.superhuman = {
+        ok: true,
+        ...(await syncAllSuperhumanTenants({
+          maxEntries: 80,
+          exportBodies: true,
+        })),
+      };
+    }
+  } catch (e) {
+    out.superhuman = {
+      ok: false,
+      error: e instanceof Error ? e.message : 'superhuman failed',
+    };
+  }
+
+  const failed = ['organic', 'ads', 'superhuman'].some(
+    (k) => (out[k] as { ok?: boolean } | undefined)?.ok === false
+  );
+  return NextResponse.json(out, { status: failed ? 207 : 200 });
+}
+
+export async function POST(req: NextRequest) {
+  return GET(req);
+}