v1.4.0-rc.1

## What's Changed
* feat: Write the original host header before changed by Wasm plugin into access log by @CH3CHO in https://github.com/alibaba/higress/pull/920
* fix env var of ISTIO_GPRC_MAXRECVMSGSIZE by @johnlanni in https://github.com/alibaba/higress/pull/923
* fix: Refresh go.mod and go.sum file contents by @CH3CHO in https://github.com/alibaba/higress/pull/919
* Update README.md by @ctyytc in https://github.com/alibaba/higress/pull/909
* feature: add registry watcherStatus endpoint (#913) by @hanxiantao in https://github.com/alibaba/higress/pull/915
* Feature/add e2e testcase for issue 862 by @dongdongh233 in https://github.com/alibaba/higress/pull/899
* feat:add higress automatic https by @2456868764 in https://github.com/alibaba/higress/pull/854
* feat: Wasm go sdk support process streaming body by @johnlanni in https://github.com/alibaba/higress/pull/933
* Support multi ontick by @rinfx in https://github.com/alibaba/higress/pull/932
* feat: Add an AI-Proxy Wasm plugin by @CH3CHO in https://github.com/alibaba/higress/pull/921
* fix: when multiple http2Rpc config constructHttp2RpcEnvoyFilter (… by @hanxiantao in https://github.com/alibaba/higress/pull/935
* feat: Refactor Qwen stream event processing workflow by @CH3CHO in https://github.com/alibaba/higress/pull/939
* fix: Add "protocol" field into the readme of ai-proxy by @CH3CHO in https://github.com/alibaba/higress/pull/942
* waf skip body when protocol is grpc, websocket or sse by @rinfx in https://github.com/alibaba/higress/pull/943
* feat: Improve model parsing function of "hgctl plugin build" command by @CH3CHO in https://github.com/alibaba/higress/pull/966
* feat: support groq ai model by @cr7258 in https://github.com/alibaba/higress/pull/967
* fix mcp destination bug by @johnlanni in https://github.com/alibaba/higress/pull/968
* optimize rds cache by @johnlanni in https://github.com/alibaba/higress/pull/970
* support redis call by @johnlanni in https://github.com/alibaba/higress/pull/971
* Add proxy start script by @johnlanni in https://github.com/alibaba/higress/pull/972
* rel: Release v1.4.0-rc.1 by @johnlanni in https://github.com/alibaba/higress/pull/973
* feat: support yi ai model by @Chi-Kai in https://github.com/alibaba/higress/pull/980
* fix proxy wasm 0_2_100 by @johnlanni in https://github.com/alibaba/higress/pull/984
* keep bootstrap same with istio-ingress-gateway by @johnlanni in https://github.com/alibaba/higress/pull/986
* optimize default action of route envoyfilter by @johnlanni in https://github.com/alibaba/higress/pull/985
* feat: add baichuan llm support by @lizzy-0323 in https://github.com/alibaba/higress/pull/979
* feat: Enhance the feature of ai-proxy plugin by @CH3CHO in https://github.com/alibaba/higress/pull/976
* fix transformer plugin by @johnlanni in https://github.com/alibaba/higress/pull/990
* feat: support deepseek ai model by @goooogoooo in https://github.com/alibaba/higress/pull/989
* fix: Fix the incorrect usage of DisableReroute by @CH3CHO in https://github.com/alibaba/higress/pull/991

## New Contributors
* @ctyytc made their first contribution in https://github.com/alibaba/higress/pull/909
* @hanxiantao made their first contribution in https://github.com/alibaba/higress/pull/915
* @Chi-Kai made their first contribution in https://github.com/alibaba/higress/pull/980
* @lizzy-0323 made their first contribution in https://github.com/alibaba/higress/pull/979
* @goooogoooo made their first contribution in https://github.com/alibaba/higress/pull/989

**Full Changelog**: https://github.com/alibaba/higress/compare/v1.3.6...v1.4.0-rc.1