line table created before item

database/migrations/2025_03_21_090347_create_lines_table.php

@@ -0,0 +1,45 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        $sql = <<<'SQL'
+            CREATE TABLE lines (
+                id					BIGINT GENERATED always AS IDENTITY PRIMARY KEY,
+
+                shift_id			BIGINT NOT NULL,
+                block_id			BIGINT NOT NULL,
+                plant_id			BIGINT NOT NULL,
+
+                name				TEXT NOT NULL,
+                type				TEXT NOT NULL,
+
+                created_at			TIMESTAMP NOT NULL DEFAULT NOW(),
+                updated_at			TIMESTAMP NOT NULL DEFAULT NOW(),
+                deleted_at			TIMESTAMP,
+
+                UNIQUE (name, shift_id, block_id, plant_id),
+                FOREIGN KEY (shift_id) REFERENCES shifts (id),
+                FOREIGN KEY (block_id) REFERENCES blocks (id),
+                FOREIGN KEY (plant_id) REFERENCES plants (id)
+            );
+        SQL;
+
+        DB::statement($sql);
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('lines');
+    }
+};