增加tracker关键字字段，默认为域名，用于在下载器中识别种子归属站点

pt_site/admin.py

@@ -96,7 +96,7 @@ class SiteAdmin(ImportExportModelAdmin):  # instead of ModelAdmin
             # 'classes': ('collapse',),  # CSS
             'fields': (
                 ('name', 'url', 'logo'),
-                ('limit_speed', 'sp_full',),
+                ('limit_speed', 'sp_full', 'tracker',),
             ),
         }],
         ['功能支持', {

pt_site/migrations/0016_site_tracker.py

@@ -0,0 +1,19 @@
+# Generated by Django 4.1 on 2022-10-01 16:30
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("pt_site", "0015_alter_site_sale_expire_rule_alter_site_title_rule"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="site",
+            name="tracker",
+            field=models.URLField(
+                default="", help_text="tracker网址关键字", verbose_name="tracker"
+            ),
+        ),
+    ]

pt_site/models.py

@@ -11,6 +11,7 @@ class Site(BaseEntity):
     url = models.URLField(verbose_name='站点网址', default='', help_text='请保留网址结尾的"/"', unique=True)
     name = models.CharField(max_length=32, verbose_name='站点名称')
     logo = models.URLField(verbose_name='站点logo', default='', help_text='站点logo图标')
+    tracker = models.URLField(verbose_name='tracker', default='', help_text='tracker网址关键字')
     # 功能支持
     sign_in_support = models.BooleanField(verbose_name="签到支持", default=True)
     get_torrent_support = models.BooleanField(verbose_name="拉取首页种子", default=True)