diff --git a/app/Http/Controllers/Admin/CourseController.php b/app/Http/Controllers/Admin/CourseController.php
index 4edcf29..355d4ea 100755
--- a/app/Http/Controllers/Admin/CourseController.php
+++ b/app/Http/Controllers/Admin/CourseController.php
@@ -268,8 +268,6 @@ class CourseController extends BaseController
             if ($model->status == 1 && $model->start_date) {
                 CourseAppointmentTotal::addByCourse($model->id);
             }
-            // 记录日志
-            $this->saveLogs($original, $model);
             return $this->success($model);
         } catch (\Exception $exception) {
             DB::rollBack();
diff --git a/app/Http/Controllers/Admin/OtherController.php b/app/Http/Controllers/Admin/OtherController.php
index 3fff56d..b0840d7 100755
--- a/app/Http/Controllers/Admin/OtherController.php
+++ b/app/Http/Controllers/Admin/OtherController.php
@@ -121,7 +121,7 @@ class OtherController extends CommonController
     {
         // 课程统计
         $courseTypes = CourseType::where('is_chart', 1)->get();
-        $start_date = '2020-01-01';
+        $start_date = CourseType::START_DATE;
         $end_date = date('Y-m-d');
         foreach ($courseTypes as $courseType) {
             // 课程
@@ -157,7 +157,8 @@ class OtherController extends CommonController
             ];
         }
         // 本月课程
-        $monthCourses = Course::with('teacher')->where('start_date', 'like', '%' . date('Y-m') . '%')->get();
+        $monthCourses = Course::with('teacher')->where('start_date', 'like', '%' . date('Y-m') . '%')
+            ->get();
         // 时间轴
         $time_axis = TimeEvent::orderBy('sort', 'asc')->orderBy('id', 'desc')->get();
         // 动态信息
@@ -185,7 +186,7 @@ class OtherController extends CommonController
      */
     public function coursesHome()
     {
-        $start_date = request('start_date', '2020-01-01');
+        $start_date = request('start_date', CourseType::START_DATE);
         $end_date = request('end_date', date('Y-m-d'));
         $course_type_id = request('course_type_id', '');
         if ($course_type_id) {
@@ -200,8 +201,7 @@ class OtherController extends CommonController
             // ->where('start_date', '<=', $end_date)
             // ->where('start_date', '>=', $start_date)
             ->get();
-        // 被投企业数
-        $list['course_signs_invested'] = CourseSign::yhInvested($start_date, $end_date);
+
         // 报名人数
         $list['course_signs_total'] = CourseSign::courseSignsTotal($start_date, $end_date);
         // 审核通过人数
@@ -246,9 +246,7 @@ class OtherController extends CommonController
             $area->course_signs_pass_unique = CourseSign::courseSignsTotalByUnique($start_date, $end_date, 1, $courses->pluck('id'), $area->value, $userIds);
             $area->user_ids = $userIds;
         }
-        $area_course_signs_pass_total = collect($areas)->sum('course_signs_pass');
-        $area_course_signs_pass_unique_total = collect($areas)->sum('course_signs_pass_unique');
-        return $this->success(compact('list', 'courseTypesSum', 'areas', 'area_course_signs_pass_total', 'area_course_signs_pass_unique_total'));
+        return $this->success(compact('list', 'courseTypesSum', 'areas'));
     }
 
     /**
diff --git a/app/Models/CourseType.php b/app/Models/CourseType.php
index a5f560c..a0ebea1 100755
--- a/app/Models/CourseType.php
+++ b/app/Models/CourseType.php
@@ -6,6 +6,8 @@ namespace App\Models;
 
 class CourseType extends SoftDeletesModel
 {
+    const START_DATE = '2020-01-01 00:00:00';
+
     public function courses()
     {
         return $this->hasMany(Course::class, 'type', 'id');
diff --git a/database/migrations/2025_11_17_173017_create_articles_table.php b/database/migrations/2025_11_17_173017_create_articles_table.php
index ba9d61b..82b2cdd 100644
--- a/database/migrations/2025_11_17_173017_create_articles_table.php
+++ b/database/migrations/2025_11_17_173017_create_articles_table.php
@@ -15,9 +15,11 @@ return new class extends Migration {
         Schema::create('articles', function (Blueprint $table) {
             $table->id();
             $table->string('title')->comment('标题');
-            $table->text('content')->nullable()->comment('内容');
+            $table->mediumText('content')->nullable()->comment('内容');
             // 类型
             $table->tinyInteger('type')->default(0)->comment('类型1校友动态2业界动态');
+            // 排序
+            $table->integer('sort')->default(0)->comment('排序');
             $table->timestamps();
             $table->softDeletes();
         });
diff --git a/database/migrations/2025_11_18_162248_create_time_events_table.php b/database/migrations/2025_11_18_162248_create_time_events_table.php
index 3010364..eeec311 100644
--- a/database/migrations/2025_11_18_162248_create_time_events_table.php
+++ b/database/migrations/2025_11_18_162248_create_time_events_table.php
@@ -18,6 +18,8 @@ return new class extends Migration
             $table->string('title')->comment('标题');
             $table->date('date')->nullable()->comment('日期');
             $table->integer('sort')->default(0)->comment('排序');
+            $table->mediumText('content')->nullable()->comment('内容');
+
             $table->timestamps();
             $table->softDeletes();
         });