perf: 优化任务到期前后邮件提醒

database/migrations/2022_04_07_082526_add_project_task_mail_logs_send_error.php

@@ -0,0 +1,34 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class AddProjectTaskMailLogsSendError extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('project_task_mail_logs', function (Blueprint $table) {
+            if (!Schema::hasColumn('project_task_mail_logs', 'send_error')) {
+                $table->text('send_error')->nullable()->after('is_send')->comment('邮件发送错误详情');
+            }
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('project_task_mail_logs', function (Blueprint $table) {
+            $table->dropColumn("send_error");
+        });
+    }
+}