id(); $table->string('code', 3)->unique(); $table->string('name', 50); $table->string('symbol', 10); $table->tinyInteger('decimal_places')->default(2); $table->decimal('exchange_rate_to_usd', 15, 6)->nullable(); $table->boolean('is_active')->default(true); $table->timestamps(); }); } public function down(): void { Schema::dropIfExists('currencies'); } };