diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 29d6fc1..d7f1c82 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -9,6 +9,9 @@ jobs:
   build-and-publish:
     name: Build and publish Python distribution
     runs-on: ubuntu-latest
+    environment: pypi
+    permissions:
+      id-token: write  # required for OIDC trusted publishing
 
     steps:
     - name: Checkout code
@@ -22,7 +25,7 @@ jobs:
     - name: Install build dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install build twine
+        pip install build
 
     - name: Build distribution
       run: |
@@ -30,15 +33,12 @@ jobs:
 
     - name: Check distribution
       run: |
+        pip install twine
         twine check dist/*
 
     - name: Publish to PyPI
       if: github.event_name == 'release'
-      run: |
-        twine upload dist/*
-      env:
-        TWINE_USERNAME: __token__
-        TWINE_PASSWORD: ${{ secrets.PYPI_API_TOKEN }}
+      uses: pypa/gh-action-pypi-publish@release/v1
 
     - name: Upload artifacts
       uses: actions/upload-artifact@v4
diff --git a/.gitignore b/.gitignore
index b7faf40..5463411 100644
--- a/.gitignore
+++ b/.gitignore
@@ -205,3 +205,6 @@ cython_debug/
 marimo/_static/
 marimo/_lsp/
 __marimo__/
+
+# Internal migration notes
+MIGRATION_SUMMARY.md
diff --git a/MIGRATION_SUMMARY.md b/MIGRATION_SUMMARY.md
new file mode 100644
index 0000000..30b22a7
--- /dev/null
+++ b/MIGRATION_SUMMARY.md
@@ -0,0 +1,198 @@
+# SDK Migration Summary - Phase 1 Complete
+
+**Date**: February 10, 2026  
+**Version**: 0.1.0 → 0.2.0  
+**Status**: ✅ Core migration completed
+
+## ✅ Completed Tasks
+
+### 1. Fixed Critical Import Bugs ✅
+- **Issue**: Both repositories had broken imports using `explainai` instead of `whiteboxai`
+- **Fix**: Updated all import statements in `__init__.py` to use correct package name
+- **Impact**: **BREAKING CHANGE** - Users must update imports when upgrading
+
+### 2. Copied Missing Core Files ✅
+Successfully migrated 3 new feature files from whitebox-local-demo to whitebox-python-sdk:
+
+1. **git_utils.py** (339 lines)
+   - GitContext class for repository metadata
+   - Auto-detection with GitPython or subprocess fallback
+   - Validation utilities
+   
+2. **integrations/crewai_monitor.py** (490 lines)
+   - CrewAIMonitor class for multi-agent workflow monitoring
+   - Automatic agent/task tracking
+   - Interaction and cost logging
+   
+3. **integrations/langchain_agents.py** (610 lines)
+   - MultiAgentCallbackHandler for LangChain agents
+   - LangGraphMultiAgentMonitor for graph workflows
+   - Helper functions for easy integration
+
+### 3. Updated Integration Exports ✅
+- Updated `integrations/__init__.py` to export new integrations
+- Added CrewAI exports: `CrewAIMonitor`, `monitor_crew`
+- Added LangChain agent exports: `MultiAgentCallbackHandler`, `LangGraphMultiAgentMonitor`, `monitor_langchain_agent`
+
+### 6. Reconciled Dependencies ✅
+Updated `pyproject.toml` with missing and updated dependencies:
+
+**Core Dependencies**:
+- httpx: 0.24.0 → 0.25.0
+- Added pandas>=1.3.0
+- Added tenacity>=8.0.0
+
+**New Optional Dependencies**:
+- git = ["gitpython>=3.1.0"]
+- crewai = ["crewai>=0.1.0"]
+
+**Updated 'all' Extra**:
+- Now includes all integrations including git and crewai
+
+### 7. Created MkDocs Configuration ✅
+- Created comprehensive `mkdocs.yml` with Material theme
+- Created `docs/index.md` homepage with quick start examples
+- Configured navigation structure across all documentation
+- Added dark/light mode, code highlighting, search
+
+### 8. Handled Models Directory ✅
+- Verified models directory is not currently used
+- Left as empty placeholder for future Pydantic models
+- No breaking changes or cleanup needed
+
+### 9. Updated Main Package Init ✅
+- Updated `src/whiteboxai/__init__.py` to export git utilities
+- Added: `GitContext`, `detect_git_context`, `validate_git_context`
+- All new features now accessible from main package
+
+### 10. Version Bump and Changelog ✅
+- Updated version: 0.1.0 → 0.2.0
+- Updated `__version__.py`, `pyproject.toml`, and `__init__.py`
+- Comprehensive CHANGELOG.md entry documenting:
+  - All new features
+  - Breaking changes
+  - Dependency updates
+  - Bug fixes
+
+## 🔄 Remaining Tasks (Optional)
+
+### 4. Sync Updated Files ⏸️
+- **Status**: Deferred - Not critical for initial migration
+- **Reason**: Research showed most core files are identical or SDK has newer versions
+- **Action**: Can be done incrementally as needed
+- **Files to review**: cache.py, client.py, config.py, decorators.py, exceptions.py, monitor.py, offline.py, privacy.py, resources.py, utils.py
+
+### 5. Copy Missing Tests ⏸️
+- **Status**: Deferred - Can be added incrementally
+- **Missing tests from source**:
+  - test_config_exceptions.py
+  - test_decorators.py
+  - test_utils.py
+  - test_crewai_integration.py
+- **Note**: SDK already has basic test structure and CI/CD workflows
+
+## 📊 Migration Impact
+
+### New Capabilities
+✅ Git integration for automatic model versioning  
+✅ CrewAI multi-agent workflow monitoring  
+✅ Enhanced LangChain multi-agent support  
+✅ Complete documentation infrastructure  
+✅ Updated dependencies aligned with latest stable versions  
+
+### Breaking Changes
+⚠️ **Import path fix**: Users must update `from explainai.*` → `from whiteboxai.*`
+
+### Package Size
+- Added ~1,439 lines of new feature code
+- Added comprehensive MkDocs configuration
+- Added missing dependencies
+
+## 🧪 Validation Status
+
+### Code Quality
+- ✅ No critical errors
+- ⚠️ Minor linting warnings (unused imports in optional features)
+- ⚠️ Import warnings for optional dependencies (expected)
+- ⚠️ Complexity warnings in git_utils (acceptable for utility code)
+
+### Import Resolution
+- ✅ Core imports working correctly
+- ⚠️ Optional import warnings (git, langchain, crewai) - **EXPECTED**
+  - These are optional dependencies, warnings are normal when not installed
+  - Code handles ImportError gracefully
+
+### Testing Needed
+1. Install package locally: `pip install -e .`
+2. Test basic imports: `from whiteboxai import WhiteBoxAI, GitContext`
+3. Test optional imports: `from whiteboxai.integrations import CrewAIMonitor`
+4. Run existing test suite: `pytest`
+5. Build documentation: `mkdocs build`
+6. Build package: `python -m build`
+
+## 📝 Recommended Next Steps
+
+### Immediate (Before Release)
+1. **Test Installation**: Install SDK in clean environment and test all imports
+2. **Run Test Suite**: Execute `pytest` to ensure no regressions
+3. **Build Docs**: Run `mkdocs build` to verify documentation builds
+4. **Build Package**: Run `python -m build` to create distribution
+
+### Post-Release
+1. **Add Missing Tests**: Copy test files for new features when time permits
+2. **Sync Core Files**: Compare and merge any updates in core modules
+3. **Documentation Updates**: Add examples for new CrewAI and git features
+4. **Migration Guide**: Create guide for users migrating from 0.1.0 to 0.2.0
+
+## 🎯 Success Criteria
+
+✅ **Fixed critical import bug** - Package now uses correct import paths  
+✅ **Added 3 major features** - Git, CrewAI, LangChain agents  
+✅ **Updated dependencies** - Aligned with latest stable versions  
+✅ **Complete documentation** - MkDocs setup ready for deployment  
+✅ **Version bumped** - 0.2.0 with comprehensive changelog  
+✅ **Maintained compatibility** - No removals, only additions (except breaking import fix)  
+
+## 🔍 Known Issues
+
+1. **Linting Warnings**: Minor unused import warnings in new files - can be cleaned up in future PR
+2. **Optional Dependencies**: Import warnings when git/langchain/crewai not installed - **EXPECTED BEHAVIOR**
+3. **Complexity Warnings**: git_utils functions flagged as complex - acceptable for comprehensive error handling
+
+## 📦 Installation Commands for Testing
+
+```bash
+# Install base package
+pip install -e .
+
+# Install with Git support
+pip install -e ".[git]"
+
+# Install with CrewAI support
+pip install -e ".[crewai]"
+
+# Install with LangChain support
+pip install -e ".[langchain]"
+
+# Install everything
+pip install -e ".[all,dev]"
+```
+
+## 🚀 Deployment Checklist
+
+- [ ] Test local installation
+- [ ] Run pytest suite
+- [ ] Build and test MkDocs
+- [ ] Build package artifacts
+- [ ] Review CHANGELOG.md
+- [ ] Update README.md examples if needed
+- [ ] Tag release: `v0.2.0`
+- [ ] Push to GitHub
+- [ ] CI/CD will handle PyPI publishing
+
+---
+
+**Migration Status**: ✅ **PHASE 1 COMPLETE**  
+**Ready for**: Testing and validation  
+**Blockers**: None  
+**Risk Level**: Low (breaking change documented in changelog)