id; } public function getTitle(): ?string { return $this->title; } public function setTitle(string $title): self { $this->title = $title; return $this; } public function getSubTitle(): ?string { return $this->subTitle; } public function setSubTitle(?string $subTitle): self { $this->subTitle = $subTitle; return $this; } public function getDescription(): ?string { return $this->description; } public function setDescription(string $description): self { $this->description = $description; return $this; } public function getSlug(): ?string { return $this->slug; } public function setSlug(?string $slug): self { $this->slug = $slug; return $this; } }