Method setBannerDismissed

src/store/ChatSessionStore.ts:243–250

(variant: BannerVariant)

  }

  setBannerDismissed(variant: BannerVariant) {
    if (this.dismissedBannerVariants.has(variant)) {
      return;
    }
    const next = new Set(this.dismissedBannerVariants);
    next.add(variant);
    this.dismissedBannerVariants = next;
  }

  markPalLoadHintSeen(signature: string) {
    if (this.palLoadHintSeen.has(signature)) {