[Feature] implement log channel separation and request log level system

[xyxinyang]

Motivation

💡 If this PR is a Cherry Pick, the PR title needs to follow the format by adding the [Cherry-Pick] label at the very beginning and appending the original PR ID at the end. For example, [Cherry-Pick][CI] Add check trigger and logic(#5191)

💡 如若此PR是Cherry Pick，PR标题需遵循格式，在最开始加上[Cherry-Pick]标签，以及最后面加上原PR ID，例如[Cherry-Pick][CI] Add check trigger and logic(#5191)

针对 FastDeploy 的日志系统进行优化，预计分 4 个 pr 完成。

pr	内容	状态
1	新增日志相关参数、错误同时输出到终端	已合入
2	日志通道划分、request.log 级别划分和聚合	当前 pr
3	worker_process.log、cache_manager.log、comm.log、paddle日志收敛和简化	待提交
4	trace.log 日志的规范化和整合	待提交

Modifications

日志通道划分、request.log 级别划分和聚合

Usage or Command

日志通道划分、request.log 级别划分和聚合

Accuracy Tests

1

Checklist

• Add at least a tag in the PR title.
  • Tag list: [[FDConfig],[APIServer],[Engine], [Scheduler], [PD Disaggregation], [Executor], [Graph Optimization], [Speculative Decoding], [RL], [Models], [Quantization], [Loader], [OP], [KVCache], [DataProcessor], [BugFix], [Docs], [CI], [Optimization], [Feature], [Benchmark], [Others], [XPU], [HPU], [GCU], [DCU], [Iluvatar], [Metax]]
  • You can add new tags based on the PR content, but the semantics must be clear.
• Format your code, run pre-commit before commit.
• Add unit tests. Please write the reason in this PR if no unit tests.
• Provide accuracy results.
• If the current PR is submitting to the release branch, make sure the PR has been submitted to the develop branch, then cherry-pick it to the release branch with the [Cherry-Pick] PR tag.

[paddle-bot]

Thanks for your contribution!

[codecov-commenter]

Codecov Report

❌ Patch coverage is 82.19178% with 52 lines in your changes missing coverage. Please review.
⚠️ Please upload report for BASE (develop@f142b48). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
fastdeploy/entrypoints/engine_client.py	67.74%	10 Missing ⚠️
fastdeploy/engine/engine.py	33.33%	8 Missing ⚠️
fastdeploy/entrypoints/openai/serving_engine.py	58.82%	6 Missing and 1 partial ⚠️
fastdeploy/entrypoints/api_server.py	0.00%	4 Missing ⚠️
...deploy/entrypoints/openai/v1/serving_completion.py	55.55%	4 Missing ⚠️
...i/tool_parsers/ernie_45_vl_thinking_tool_parser.py	40.00%	3 Missing ⚠️
fastdeploy/scheduler/dp_scheduler.py	25.00%	3 Missing ⚠️
fastdeploy/input/tokenzier_client.py	50.00%	2 Missing ⚠️
fastdeploy/logger/request_logger.py	93.33%	1 Missing and 1 partial ⚠️
fastdeploy/output/token_processor.py	90.00%	2 Missing ⚠️
... and 6 more

Additional details and impacted files

@@            Coverage Diff             @@
##             develop    #7190   +/-   ##
==========================================
  Coverage           ?   73.15%           
==========================================
  Files              ?      378           
  Lines              ?    53021           
  Branches           ?     8273           
==========================================
  Hits               ?    38786           
  Misses             ?    11522           
  Partials           ?     2713           

Flag	Coverage Δ
GPU	73.15% <82.19%> (?)

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