feat: anchor header/footer, editable header buttons, campaign management, image uploads, badge font customization, and brevo export fix

src/app/api/brevo/export/route.ts

@@ -12,7 +12,7 @@ export async function POST(req: NextRequest) {
     }
 
     const apiKey = process.env.BREVO_API_KEY;
-    const senderName = process.env.BREVO_SENDER_NAME || 'Jandl';
+    const senderName = process.env.BREVO_SENDER_NAME || 'Jakub Hostačný (COOP Newsletter)';
     const senderEmail = process.env.BREVO_SENDER_EMAIL || 'tomas.rafay@jandl.sk';
 
     if (!apiKey) {
@@ -58,11 +58,12 @@ export async function POST(req: NextRequest) {
       );
     }
 
-    // Úspech - vrátime campaignId a URL na správu v Brevo
+    // Úspech - vrátime campaignId a priame URL na editáciu a prehľad kampaní v novom Brevo dashboarde
     return NextResponse.json({
       success: true,
       campaignId: data.id,
-      brevoUrl: `https://app.brevo.com/camp/detail/email/${data.id}`,
+      brevoUrl: `https://app.brevo.com/campaigns/email/edit/${data.id}`,
+      brevoListingUrl: 'https://app.brevo.com/campaigns/listing',
       message: 'Kampaň bola úspešne vytvorená v Brevo!'
     });
   } catch (error: any) {

src/app/api/upload/route.ts

@@ -0,0 +1,44 @@
+import { NextRequest, NextResponse } from 'next/server';
+import { getSupabaseAdmin } from '@/lib/supabase';
+
+export async function POST(req: NextRequest) {
+  try {
+    const formData = await req.formData();
+    const file = formData.get('file') as File | null;
+
+    if (!file) {
+      return NextResponse.json({ error: 'Súbor nebol poskytnutý.' }, { status: 400 });
+    }
+
+    const admin = getSupabaseAdmin();
+    const safeName = file.name.replace(/[^a-zA-Z0-9._-]/g, '_');
+    const path = `uploads/${Date.now()}-${safeName}`;
+
+    const arrayBuffer = await file.arrayBuffer();
+    const buffer = Buffer.from(arrayBuffer);
+
+    const { error: uploadError } = await admin.storage
+      .from('newsletter-assets')
+      .upload(path, buffer, {
+        contentType: file.type || 'image/png',
+        upsert: true
+      });
+
+    if (uploadError) {
+      console.error('Upload to Supabase Storage error:', uploadError);
+      return NextResponse.json({ error: uploadError.message }, { status: 500 });
+    }
+
+    const { data: pubData } = admin.storage
+      .from('newsletter-assets')
+      .getPublicUrl(path);
+
+    return NextResponse.json({
+      success: true,
+      url: pubData.publicUrl
+    });
+  } catch (err: any) {
+    console.error('API /upload error:', err);
+    return NextResponse.json({ error: err.message || 'Chyba servera pri nahrávaní súboru' }, { status: 500 });
+  }
+}