Azure blob storage support (#30995)

This PR implemented object storages(LFS/Packages/Attachments and etc.)
for Azure Blob Storage. It depends on azure official golang SDK and can
support both the azure blob storage cloud service and azurite mock
server.

Replace #25458
Fix #22527 

- [x] CI Tests
- [x] integration test, MSSQL integration tests will now based on
azureblob
  - [x] unit test 
- [x] CLI Migrate Storage
- [x] Documentation for configuration added

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TODO (other PRs):
- [ ] Improve performance of `blob download`.

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Co-authored-by: yp05327 <576951401@qq.com>

routers/web/base.go

@@ -23,7 +23,7 @@ func storageHandler(storageSetting *setting.Storage, prefix string, objStore sto
 	prefix = strings.Trim(prefix, "/")
 	funcInfo := routing.GetFuncInfo(storageHandler, prefix)
 
-	if storageSetting.MinioConfig.ServeDirect {
+	if storageSetting.ServeDirect() {
 		return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
 			if req.Method != "GET" && req.Method != "HEAD" {
 				http.Error(w, http.StatusText(http.StatusMethodNotAllowed), http.StatusMethodNotAllowed)