Fix final 2 type errors: cast profile through unknown in CoachDetailPage, remove invalid variant/size props from ZapButton in TourDetailPage

Co-authored-by: shakespeare.diy <assistant@shakespeare.diy>

src/pages/CoachDetailPage.tsx

@@ -143,7 +143,7 @@ export default function CoachDetailPage() {
   // read them through a single typed accessor that returns an optional string
   // instead of scattering casts across the JSX. Presence is still gated by the
   // isCoach/isBuilder/… flags before these are shown.
-  const pf = profile as Record<string, unknown>;
+  const pf = profile as unknown as Record<string, unknown>;
   const pget = (key: string): string | undefined => {
     const v = pf[key];
     return typeof v === 'string' && v.length > 0 ? v : undefined;

src/pages/TourDetailPage.tsx

@@ -200,8 +200,6 @@ export default function TourDetailPage() {
               <div className="flex items-center gap-2">
                 <ZapButton
                   target={tour.event}
-                  variant="ghost"
-                  size="sm"
                   className="text-orange-400 hover:text-orange-300 hover:bg-orange-500/10"
                 />
                 <Link to={`/${nip19.npubEncode(tour.pubkey)}`}>