feat: detect an agent's public IPv4 and IPv6 addresses automatically, manual values still win [CI]

backend/src/MoShiro.Backend.Storage.Sqlite/Schema.cs

@@ -5,7 +5,7 @@ namespace MoShiro.Backend.Storage.Sqlite;
 /// <summary>表结构。版本记录在 <c>PRAGMA user_version</c>；以后的迁移是按版本号追加的内置 SQL。</summary>
 internal static class Schema
 {
-    public const int CurrentVersion = 8;
+    public const int CurrentVersion = 9;
 
     public static void Migrate(SqliteConnection connection)
     {
@@ -120,6 +120,17 @@ internal static class Schema
             connection.Exec("PRAGMA user_version = 8");
             transaction.Commit();
         }
+
+        if (version < 9)
+        {
+            // 对外地址自动识别：手填的标记为 manual，自动识别不会覆盖；Agent 上报的地址存下来，撤销手填时马上能重新识别
+            using SqliteTransaction transaction = connection.BeginTransaction();
+            connection.Exec("ALTER TABLE agents ADD COLUMN public_host_manual INTEGER NOT NULL DEFAULT 0");
+            connection.Exec("ALTER TABLE agents ADD COLUMN ipv6_host_manual INTEGER NOT NULL DEFAULT 0");
+            connection.Exec("ALTER TABLE agents ADD COLUMN reported_addresses TEXT NOT NULL DEFAULT '[]'");
+            connection.Exec("PRAGMA user_version = 9");
+            transaction.Commit();
+        }
     }
 
     /// <summary>