fix(storage): 按提供方选择整库对象寻址方式

internal/librarystack/stack.go

@@ -83,7 +83,7 @@ func scopeConfigOf(config appconfig.Config, scope string) (scopeConfig, error) {
 			Region: config.LibraryProductionS3Region, Bucket: config.LibraryProductionS3Bucket,
 			AccessKeyID: config.LibraryProductionS3AccessKey, SecretAccessKey: config.LibraryProductionS3SecretKey,
 			Secure:         strings.HasPrefix(config.LibraryProductionS3Endpoint, "https://"),
-			ForcePathStyle: true, MaxObjectBytes: 256 * 1024 * 1024,
+			ForcePathStyle: config.LibraryProductionS3Provider == "minio", MaxObjectBytes: 256 * 1024 * 1024,
 		},
 	}, nil
 }

internal/librarystack/stack_test.go

@@ -0,0 +1,21 @@
+package librarystack
+
+import (
+	"knowledge-governance/internal/appconfig"
+	"testing"
+)
+
+func TestObjectAddressingMatchesProvider(t *testing.T) {
+	for _, provider := range []string{"oss", "s3", "minio"} {
+		t.Run(provider, func(t *testing.T) {
+			config := appconfig.Config{LibraryProductionDatabaseURL: "configured", LibraryProductionElasticURL: "configured", LibraryProductionTenantID: 1, LibraryProductionInternalKB: "kb-target", LibraryProductionS3Endpoint: "https://storage.example", LibraryProductionS3Bucket: "test-bucket", LibraryProductionS3AccessKey: "fixture", LibraryProductionS3SecretKey: "fixture", LibraryProductionS3Provider: provider}
+			scope, err := scopeConfigOf(config, "internal")
+			if err != nil {
+				t.Fatal(err)
+			}
+			if scope.s3.ForcePathStyle != (provider == "minio") {
+				t.Fatalf("provider %s: ForcePathStyle=%v", provider, scope.s3.ForcePathStyle)
+			}
+		})
+	}
+}