fix: unify TaxBaik deployment around CI

TaxBaik.Infrastructure/Data/DbConnectionFactory.cs

@@ -3,10 +3,17 @@ namespace TaxBaik.Infrastructure.Data;
 using System.Data;
 using Microsoft.Extensions.Configuration;
 using Npgsql;
+using Dapper;
 using TaxBaik.Domain.Interfaces;
 
 public sealed class DbConnectionFactory : IDbConnectionFactory
 {
+    static DbConnectionFactory()
+    {
+        // Keep PostgreSQL snake_case columns aligned with C# PascalCase properties.
+        DefaultTypeMap.MatchNamesWithUnderscores = true;
+    }
+
     private readonly string _connectionString;
 
     public DbConnectionFactory(IConfiguration configuration)

TaxBaik.Infrastructure/Data/MigrationRunner.cs

@@ -98,6 +98,33 @@ public class MigrationRunner
                 }
             }
         }
+        else
+        {
+            var assembly = Assembly.GetExecutingAssembly();
+            var resourceNames = assembly.GetManifestResourceNames()
+                .Where(x => x.Contains(".Migrations.V") && x.EndsWith(".sql", StringComparison.OrdinalIgnoreCase))
+                .OrderBy(x => x);
+
+            foreach (var resourceName in resourceNames)
+            {
+                using var stream = assembly.GetManifestResourceStream(resourceName);
+                if (stream == null)
+                    continue;
+
+                using var reader = new StreamReader(stream);
+                var sql = reader.ReadToEnd();
+                var fileName = Path.GetFileNameWithoutExtension(resourceName);
+                var versionStart = fileName.IndexOf('V');
+                var versionEnd = fileName.IndexOf('_', versionStart + 1);
+                if (versionStart < 0 || versionEnd < 0)
+                    continue;
+
+                var version = fileName.Substring(versionStart + 1, versionEnd - versionStart - 1);
+                var description = fileName.Substring(versionEnd + 1);
+
+                migrations.Add(new Migration { Version = version, Description = description, Sql = sql });
+            }
+        }
 
         return migrations;
     }

TaxBaik.Infrastructure/Repositories/AdminUserRepository.cs

@@ -12,7 +12,16 @@ public class AdminUserRepository : BaseRepository, IAdminUserRepository
     {
         using var conn = _connectionFactory.CreateConnection();
         return await conn.QueryFirstOrDefaultAsync<AdminUser>(
-            "SELECT * FROM admin_users WHERE username = @username",
+            """
+            SELECT
+                id,
+                username,
+                password_hash AS PasswordHash,
+                last_login_at AS LastLoginAt,
+                created_at AS CreatedAt
+            FROM admin_users
+            WHERE username = @username
+            """,
             new { username });
     }
 
@@ -20,7 +29,16 @@ public class AdminUserRepository : BaseRepository, IAdminUserRepository
     {
         using var conn = _connectionFactory.CreateConnection();
         return await conn.QueryFirstOrDefaultAsync<AdminUser>(
-            "SELECT * FROM admin_users WHERE id = @id",
+            """
+            SELECT
+                id,
+                username,
+                password_hash AS PasswordHash,
+                last_login_at AS LastLoginAt,
+                created_at AS CreatedAt
+            FROM admin_users
+            WHERE id = @id
+            """,
             new { id });
     }