id(); $table->foreignId('kategori_id')->constrained('kategoris')->onDelete('cascade'); $table->string('judul'); $table->string('pengarang'); $table->string('penerbit'); $table->year('tahun_terbit'); $table->string('isbn', 20)->unique(); $table->integer('stok')->default(0); $table->integer('stok_tersedia')->default(0); $table->text('sinopsis')->nullable(); $table->string('cover')->nullable(); $table->timestamps(); $table->softDeletes(); }); } public function down(): void { Schema::dropIfExists('bukus'); } };