refactor(06-02): update CLI and test imports to kb_workflow.pipeline

- Remove sys.path manipulation from kb_workflow.py
- Update CLI imports to use kb_workflow.pipeline prefix
- Update all test file imports and patch paths

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

tests/test_platforms/conftest.py

@@ -5,8 +5,8 @@ from pathlib import Path
 import tempfile
 from unittest.mock import MagicMock
 
-from kb_pipeline.state import WorkflowStateManager
-from kb_pipeline.schemas import WorkflowState
+from kb_workflow.pipeline.state import WorkflowStateManager
+from kb_workflow.pipeline.schemas import WorkflowState
 
 
 @pytest.fixture

tests/test_platforms/test_base.py

@@ -9,7 +9,7 @@ import pytest
 from abc import ABC
 from typing import Dict, Any
 
-from kb_pipeline.platforms.base import PlatformAdapter
+from kb_workflow.pipeline.platforms.base import PlatformAdapter
 
 
 class TestPlatformAdapterInterface:

tests/test_platforms/test_bilibili.py

@@ -12,8 +12,8 @@ import pytest
 from unittest.mock import MagicMock, AsyncMock, patch
 import asyncio
 
-from kb_pipeline.platforms.bilibili import BilibiliAdapter
-from kb_pipeline.errors import NetworkError, AuthError
+from kb_workflow.pipeline.platforms.bilibili import BilibiliAdapter
+from kb_workflow.pipeline.errors import NetworkError, AuthError
 
 
 class TestBilibiliAdapterContentType:

tests/test_platforms/test_zhihu.py

@@ -12,8 +12,8 @@ import pytest
 from unittest.mock import MagicMock, patch, PropertyMock
 import asyncio
 
-from kb_pipeline.platforms.zhihu import ZhihuAdapter
-from kb_pipeline.errors import AuthError
+from kb_workflow.pipeline.platforms.zhihu import ZhihuAdapter
+from kb_workflow.pipeline.errors import AuthError
 
 
 class TestZhihuAdapterAnswerContent:
@@ -168,7 +168,7 @@ class TestZhihuAdapterCookieHandling:
 
     def test_cookie_from_settings(self):
         """Test cookie is loaded from settings"""
-        with patch('kb_pipeline.platforms.zhihu.get_settings') as mock_settings:
+        with patch('kb_workflow.pipeline.platforms.zhihu.get_settings') as mock_settings:
             mock_secret = MagicMock()
             mock_secret.get_secret_value.return_value = "test_cookie_value"
             mock_settings.return_value.zhihu_cookie = mock_secret