Added test approal mapping migration file

database/migrations/2026_09_17_095052_create_test_approval_mappings_table.php

@@ -0,0 +1,48 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        $sql = <<<'SQL'
+            CREATE TABLE test_approval_mappings (
+                id					               	BIGINT GENERATED always AS IDENTITY PRIMARY KEY,
+
+                plant_id                            BIGINT NOT NULL,
+                line_id                             BIGINT NOT NULL,
+                work_group_master_id                BIGINT NOT NULL,
+                machine_id                          BIGINT NOT NULL,
+                tested_by                           TEXT DEFAULT NULL,
+                verified_by                         TEXT DEFAULT NULL,
+                approved_by                         TEXT DEFAULT NULL,
+
+                created_at							TIMESTAMP NOT NULL DEFAULT NOW(),
+                updated_at							TIMESTAMP NOT NULL DEFAULT NOW(),
+                created_by							TEXT DEFAULT NULL,
+                updated_by							TEXT DEFAULT NULL,
+                deleted_at			                TIMESTAMP,
+
+                FOREIGN KEY (plant_id) REFERENCES plants (id),
+                FOREIGN KEY (line_id) REFERENCES lines (id),
+                FOREIGN KEY (work_group_master_id) REFERENCES work_group_masters (id),
+                FOREIGN KEY (machine_id) REFERENCES machines (id)
+            );
+        SQL;
+        DB::statement($sql);
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('test_approval_mappings');
+    }
+};