feat: pripomienky cez zdielany odkaz; predvolena poloha stitkov a pouzit na vsetky

Pripomienky:
- odkaz /review/<token> so snimkou newslettra: nic sa neda upravit, da sa
  komentovat (spendlik), pisat text do newslettra a kreslit; meno autora sa pamata
- pripomienky su ukotvene k modulu a ulozene k odkazu - vidi ich kazdy s odkazom
- v editore: tlacidlo Pripomienky (pocet otvorenych), vytvorenie a kopirovanie
  odkazu, aktualizacia nahladu v odkaze, zoznam pripomienok, Hotovo a mazanie;
  pripomienky sa zobrazuju aj priamo na platne a daju sa tam oznacit ako hotove
- supabase/migrations/002_reviews.sql (tabulky reviews, review_comments)
- pismo Poppins v layoute (nahlad vernejsi e-mailu)

Stitky predajni:
- predvolena poloha -15 vodorovne / +5 zvisle od praveho horneho rohu pozadia cenovky
- tlacidlo Polohu stitkov pouzit na vsetky produkty

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/components/editor/ProductEditor.tsx

@@ -7,7 +7,7 @@ import { BadgeTemplate, CardProduct } from '@/types/newsletter';
 import { ChevronDown, Trash2, Pencil, Globe, Layers } from 'lucide-react';
 import { ImageUploadInput } from './ImageUploadInput';
 import { pickAlt } from '@/lib/altText';
-import { DEFAULT_STORES_OFFSET_Y, badgeWidthFor, productCardAlt } from '@/lib/productCard';
+import { DEFAULT_STORES_OFFSET_X, DEFAULT_STORES_OFFSET_Y, badgeWidthFor, productCardAlt } from '@/lib/productCard';
 
 export const PRODUCT_BG_PRESETS = [
   { label: 'Červená', sub: 'Fantasticky', color: '#feeaea', border: '#f5d4d4' },
@@ -38,6 +38,7 @@ interface ProductEditorProps {
   onOpenBadgeEditor?: () => void;
   onApplyBadgeToSection?: () => void;
   onApplyBadgeToAll?: () => void;
+  onApplyStoresOffsetToAll?: (x: number, y: number) => void; // poloha štítkov pre všetky produkty
 }
 
 const inputCls = 'w-full text-xs border border-gray-300 rounded-lg px-2 py-1.5 bg-white';
@@ -118,7 +119,8 @@ export const ProductEditor: React.FC<ProductEditorProps> = ({
   onDelete,
   onOpenBadgeEditor,
   onApplyBadgeToSection,
-  onApplyBadgeToAll
+  onApplyBadgeToAll,
+  onApplyStoresOffsetToAll
 }) => {
   // Po otvorení (aj klikom na produkt v náhľade) posunieme panel na tento produkt
   const rootRef = useRef<HTMLDivElement>(null);
@@ -131,7 +133,7 @@ export const ProductEditor: React.FC<ProductEditorProps> = ({
   const scale = p.imageScale ?? 1;
   const offsetX = p.imageOffsetX || 0;
   const offsetY = p.imageOffsetY || 0;
-  const storesX = p.storesOffsetX || 0;
+  const storesX = p.storesOffsetX ?? DEFAULT_STORES_OFFSET_X;
   const storesY = p.storesOffsetY ?? DEFAULT_STORES_OFFSET_Y;
   const hasStores = !!(p.stores?.potraviny || p.stores?.supermarket || p.stores?.tempo);
   const badgeWidth = badgeWidthFor(p, variant);
@@ -324,7 +326,7 @@ export const ProductEditor: React.FC<ProductEditorProps> = ({
           {/* DOSTUPNOSŤ */}
           <Block
             title="Dostupnosť"
-            action={hasStores && (storesX !== 0 || storesY !== DEFAULT_STORES_OFFSET_Y) && (
+            action={hasStores && (storesX !== DEFAULT_STORES_OFFSET_X || storesY !== DEFAULT_STORES_OFFSET_Y) && (
               <ResetLink onClick={() => onChange({ storesOffsetX: undefined, storesOffsetY: undefined })} />
             )}
           >
@@ -355,6 +357,15 @@ export const ProductEditor: React.FC<ProductEditorProps> = ({
               <>
                 <Slider label="Štítky ↔" value={storesX} display={`${storesX}`} min={-80} max={80} step={1} onChange={set('storesOffsetX')} />
                 <Slider label="Štítky ↕" value={storesY} display={`${storesY}`} min={-40} max={60} step={1} onChange={set('storesOffsetY')} />
+                {onApplyStoresOffsetToAll && (
+                  <button
+                    type="button"
+                    onClick={() => onApplyStoresOffsetToAll(storesX, storesY)}
+                    className="flex items-center gap-1 text-[10px] font-bold text-red-700 bg-red-50 border border-red-200 hover:bg-red-100 px-2 py-1 rounded-lg"
+                  >
+                    <Globe className="w-3 h-3" /> Polohu štítkov použiť na všetky produkty
+                  </button>
+                )}
               </>
             )}
           </Block>