优化文档标题字段长度限制至255个字符

app_doc/migrations/0040_auto_20220311_1600.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.2.24 on 2022-03-11 16:00
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('app_doc', '0039_auto_20211013_1021'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='doc',
+            name='name',
+            field=models.CharField(max_length=255, verbose_name='文档标题'),
+        ),
+    ]

app_doc/models.py

@@ -65,7 +65,7 @@ class ProjectToc(models.Model):
 
 # 文档模型
 class Doc(models.Model):
-    name = models.CharField(verbose_name="文档标题",max_length=50)
+    name = models.CharField(verbose_name="文档标题",max_length=255)
     pre_content = models.TextField(verbose_name="编辑内容",null=True,blank=True)
     content = models.TextField(verbose_name="文档内容",null=True,blank=True)
     parent_doc = models.IntegerField(default=0,verbose_name="上级文档")