fix: refactor imports and update __all__ in utils module

[zephyr-sh]

把更多函數拉到頂層

[github-actions]

CI 概覽

項目	狀態
Ruff Lint	✅ 通過
Ruff Format	✅ 通過
Pytest	✅ 通過 (exit=0)
Coverage	行 99.97% / 分支 0%(門檻 行 99% / 分支 0%) → ✅
Coverage Gate	✅ 通過

快速連結

• Workflow 執行
• 測試 HTML：不可用
• JUnit XML：不可用
• Coverage HTML：不可用

Pytest 結果

• 狀態: ✅ 通過 (exit=0)

測試環境

• platform linux -- Python 3.10.19, pytest-9.0.2, pluggy-1.6.0 -- /home/shayne/actions-runner/_work/_tool/Python/3.10.19/x64/bin/python
• rootdir: /home/shayne/actions-runner/_work/Capybara/Capybara
• plugins: html-4.1.1, metadata-3.1.1, cov-7.0.0
• 測試統計: 共 493; ✅ 通過 493; ❌ 失敗 0; ⚠️ 錯誤 0; ⏭️ 跳過 0; 耗時 3.596 秒

最慢測試 Top 20

測試	耗時 (秒)
tests.vision.videotools.test_video2frames_v2.test_video2frames_v2	0.386
tests.test_hidden_bugs_regressions.test_visualization_package_import_is_lazy	0.204
tests.vision.videotools.test_video2frames.test_video2frames_with_fps_greater_than_video_fps	0.160
tests.vision.videotools.test_video2frames.test_video2frames	0.093
tests.vision.videotools.test_video2frames_v2.test_video2frames_v2_with_fps	0.045
tests.vision.ipcam.test_camera.test_ipcam_capture_is_an_iterator_and_yields_frames	0.033
tests.vision.videotools.test_video2frames.test_video2frames_with_fps	0.033
tests.vision.visualization.test_draw.test_draw_detection_and_draw_detections_end_to_end	0.023
tests.openvinoengine.test_openvino_engine_stubbed.test_openvino_async_queue_requires_asyncinferqueue	0.021
tests.vision.visualization.test_draw.test_draw_text_draws_pixels	0.008
tests.openvinoengine.test_openvino_engine_stubbed.test_openvino_engine_runs_with_stub	0.005
tests.vision.videotools.test_video2frames.test_video2frames_rejects_non_positive_fps	0.005
tests.test_hidden_bugs_regressions.test_draw_text_falls_back_when_font_files_missing	0.004
tests.vision.test_functional.test_meanblur	0.003
tests.vision.test_improc.test_imread	0.003
tests.onnxengine.test_engine_stubbed.test_onnx_engine_with_stubbed_runtime	0.002
tests.onnxengine.test_engine_stubbed.test_onnx_engine_benchmark_validates_repeat_and_warmup	0.002
tests.onnxengine.test_engine_stubbed.test_onnx_engine_accepts_wrapped_feed_dict	0.002
tests.onnxengine.test_engine_stubbed.test_onnx_engine_iobinding_without_run_options	0.002
tests.onnxengine.test_engine_stubbed.test_onnx_engine_missing_required_input_raises_keyerror	0.002

覆蓋率

• 總覆蓋率: 行 99.97% (3421/3422), 分支 0% (0/0)

覆蓋率最低的檔案 (前 10 名)

檔案	行覆蓋	分支覆蓋
vision/geometric.py	98.80%	0%
__init__.py	100%	0%
enums.py	100%	0%
mixins.py	100%	0%
runtime.py	100%	0%
typing.py	100%	0%
onnxengine/__init__.py	100%	0%
onnxengine/engine.py	100%	0%
onnxengine/metadata.py	100%	0%
onnxengine/utils.py	100%	0%

覆蓋率缺口

未覆蓋的檔案列表

Name                           Stmts   Miss  Cover   Missing
------------------------------------------------------------
capybara/vision/geometric.py      83      1    99%   252
------------------------------------------------------------
TOTAL                           3422      1    99%
37 files skipped due to complete coverage.

• 產物: 不可用