s3api: make conditional mutations atomic and AWS-compatible (#8802)

* s3api: serialize conditional write finalization

* s3api: add conditional delete mutation checks

* s3api: enforce destination conditions for copy

* s3api: revalidate multipart completion under lock

* s3api: rollback failed put finalization hooks

* s3api: report delete-marker version deletions

* s3api: fix copy destination versioning edge cases

* s3api: make versioned multipart completion idempotent

* test/s3: cover conditional mutation regressions

* s3api: rollback failed copy version finalization

* s3api: resolve suspended delete conditions via latest entry

* s3api: remove copy test null-version injection

* s3api: reject out-of-order multipart completions

* s3api: preserve multipart replay version metadata

* s3api: surface copy destination existence errors

* s3api: simplify delete condition target resolution

* test/s3: make conditional delete assertions order independent

* test/s3: add distributed lock gateway integration

* s3api: fail closed multipart versioned completion

* s3api: harden copy metadata and overwrite paths

* s3api: create delete markers for suspended deletes

* s3api: allow duplicate multipart completion parts

weed/s3api/s3err/s3api_errors.go

@@ -68,6 +68,7 @@ const (
 	ErrInvalidMaxDeleteObjects
 	ErrInvalidPartNumberMarker
 	ErrInvalidPart
+	ErrInvalidPartOrder
 	ErrInvalidRange
 	ErrInternalError
 	ErrInvalidCopyDest
@@ -291,6 +292,11 @@ var errorCodeResponse = map[ErrorCode]APIError{
 		Description:    "One or more of the specified parts could not be found.  The part may not have been uploaded, or the specified entity tag may not match the part's entity tag.",
 		HTTPStatusCode: http.StatusBadRequest,
 	},
+	ErrInvalidPartOrder: {
+		Code:           "InvalidPartOrder",
+		Description:    "The list of parts was not in ascending order. The parts list must be specified in order by part number.",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
 
 	ErrInvalidCopyDest: {
 		Code:           "InvalidRequest",