Masters and Transaction changes

database/migrations/2025_03_20_115918_create_blocks_table.php

@@ -0,0 +1,39 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        $sql = <<<'SQL'
+        CREATE TABLE blocks (
+            id          BIGINT GENERATED always AS IDENTITY PRIMARY KEY,
+
+            name        CITEXT NOT NULL,
+            plant_id    BIGINT NOT NULL,
+
+            created_at  TIMESTAMP NOT NULL DEFAULT NOW(),
+            updated_at TIMESTAMP NOT NULL DEFAULT NOW(),
+            deleted_at TIMESTAMP,
+
+            UNIQUE (name, plant_id),
+            FOREIGN KEY (plant_id) REFERENCES plants (id)
+        );
+        SQL;
+
+        DB::statement($sql);
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('blocks');
+    }
+};