Merge branch 'master' of https://gitea.nxsir.cn/nanxun/IM_NEW

FileService.WebApi/Program.cs

@@ -1,5 +1,6 @@
 
 using IM.InitCommon;
+using Microsoft.Extensions.FileProviders;
 
 namespace FileService.WebApi
 {
@@ -29,10 +30,38 @@ namespace FileService.WebApi
 
             app.UseAppDefault();
 
+            // 仅 FileService 暴露公开桶目录为静态直链，不动共享 UseAppDefault
+            UsePublicStaticFiles(app);
 
             app.MapControllers();
 
             app.Run();
         }
+
+        private static void UsePublicStaticFiles(WebApplication app)
+        {
+            var storage = app.Configuration.GetSection("StorageOptions").Get<StorageOptions>();
+            if (storage?.Providers == null ||
+                !storage.Providers.TryGetValue(storage.DefaultProviderCode, out var provider))
+            {
+                return;
+            }
+
+            if (string.IsNullOrEmpty(provider.LocalRootPath) || string.IsNullOrEmpty(provider.PublicBucket))
+            {
+                return;
+            }
+
+            var publicPath = Path.Combine(provider.LocalRootPath, provider.PublicBucket);
+            Directory.CreateDirectory(publicPath);
+
+            app.UseStaticFiles(new StaticFileOptions
+            {
+                FileProvider = new PhysicalFileProvider(publicPath),
+                RequestPath = "/static",
+                OnPrepareResponse = ctx =>
+                    ctx.Context.Response.Headers["Cache-Control"] = "public,max-age=2592000"
+            });
+        }
     }
 }