[WIP] feat: support ttstream with protobuf payload

[DMwangnima]

What type of PR is this?

feat

Check the PR title.

• This PR title match the format: <type>(optional scope): <description>
• The description of this PR title is user-oriented and clear enough for others to understand.
• Attach the PR updating the user documentation if the current PR requires user awareness at the usage level. User docs repo

(Optional) Translate the PR title into Chinese.

feat: 支持 ttstream 使用 protobuf 负载

(Optional) More detailed description for this PR(en: English/zh: Chinese).

en:
zh(optional):

1. TTHeader Streaming 支持 protobuf
2. 复用 gRPC protobuf Encode/Decode 逻辑

(Optional) Which issue(s) this PR fixes:

(optional) The PR that updates user documentation:

[codecov]

Codecov Report

❌ Patch coverage is 88.57143% with 20 lines in your changes missing coverage. Please review.
✅ Project coverage is 61.57%. Comparing base (bfa27f3) to head (af4d3f1).
⚠️ Report is 18 commits behind head on main.

Files with missing lines	Patch %	Lines
pkg/remote/trans/ttstream/codec.go	87.50%	3 Missing and 3 partials ⚠️
pkg/remote/codec/grpc/grpc.go	61.53%	3 Missing and 2 partials ⚠️
pkg/remote/trans/ttstream/frame.go	70.00%	2 Missing and 1 partial ⚠️
internal/codec/protobuf_struct.go	97.14%	1 Missing and 1 partial ⚠️
pkg/remote/trans/ttstream/client_handler.go	83.33%	1 Missing and 1 partial ⚠️
pkg/remote/trans/ttstream/transport_client.go	50.00%	1 Missing ⚠️
pkg/remote/trans/ttstream/transport_server.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1906      +/-   ##
==========================================
+ Coverage   61.37%   61.57%   +0.19%     
==========================================
  Files         388      390       +2     
  Lines       35063    29981    -5082     
==========================================
- Hits        21521    18461    -3060     
+ Misses      12247    10232    -2015     
+ Partials     1295     1288       -7     

Flag	Coverage Δ
integration	51.63% <60.57%> (+1.13%)	⬆️
unit	51.93% <69.71%> (+0.29%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[DMwangnima]

无论是 protobuf 还是 thrift，默认使用 TTHeader Streaming