chore: upratanie lint upozorneni z uloh 11-18

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

src/lib/emailRenderer.ts

@@ -636,7 +636,7 @@ function renderModule(m: any, campaign: NewsletterCampaign): string {
 // fungujú aj v Gmaile, ktorý transform/position odstraňuje); čo presahuje rámik, sa oreže.
 // Outlook pre Windows (mso) pozadia nevie, dostane pôvodný <img>.
 // ---------------------------------------------------------------------------
-function hasImageAdjust(p: any): boolean {
+function hasImageAdjust(p: ProductItem): boolean {
   return (p.imageScale ?? 1) !== 1 || (p.imageOffsetX || 0) !== 0 || (p.imageOffsetY || 0) !== 0;
 }
 
@@ -646,7 +646,7 @@ function stripHtmlComments(html: string): string {
 }
 
 // Štýl pozadia: fotka so základnou šírkou baseW, vycentrovaná na (centerX, centerY) rámika, plus zoom a posun
-function adjustedImageBgStyle(p: any, baseW: number, centerX: number, centerY: number): string {
+function adjustedImageBgStyle(p: ProductItem, baseW: number, centerX: number, centerY: number): string {
   const scale = p.imageScale ?? 1;
   const aspect = p.imageAspect || 1;
   const w = Math.round(baseW * scale);
@@ -657,7 +657,7 @@ function adjustedImageBgStyle(p: any, baseW: number, centerX: number, centerY: n
 }
 
 // Riadok s fotkou pod sebou (rozloženie "pod obrázkom" a vernostné karty)
-function renderStackedImageRow(p: any, imgHtml: string, cellStyle: string, cardWidth: number, maxImgW: number, alt: string): string {
+function renderStackedImageRow(p: ProductItem, imgHtml: string, cellStyle: string, cardWidth: number, maxImgW: number, alt: string): string {
   if (!hasImageAdjust(p)) {
     return `
       <tr height="160">