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docs: create comprehensive CI/CD troubleshooting guide
- Document all resolved issues from GitHub Issue #328 - Include troubleshooting procedures and common fixes - Provide quick reference for workflow debugging - Cover documentation deployment, Python bindings, and Tauri builds
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‎CI_CD_TROUBLESHOOTING_GUIDE.md‎

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# CI/CD Troubleshooting Guide
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## Overview
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This guide addresses the CI/CD infrastructure issues resolved in GitHub Issue #328 and provides troubleshooting steps for common problems.
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## Issues Resolved
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### 1. GitHub Actions Workflow Caching Issue ✅
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**Problem**: Workflow changes weren't taking effect due to caching
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**Root Cause**: GitHub Actions was using cached workflow versions
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**Solution**:
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- Rename workflow to force cache invalidation (`Deploy Documentation to Cloudflare Pages v2`)
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- Add cleanup steps for build directories
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- Use `workflow_dispatch` for testing
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**Verification**: New workflow successfully executed with md-book integration
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### 2. Documentation Deployment with md-book Fork ✅
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**Problem**: Standard mdbook failing with mermaid preprocessor errors
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**Root Cause**: Incompatible mermaid version and missing dependencies
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**Solution**:
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- Replace standard mdbook with custom `terraphim/md-book` fork
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- Remove problematic mermaid preprocessor configuration
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- Add proper error handling and cleanup
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**Implementation**:
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```yaml
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- name: Clone md-book fork
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run: |
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rm -rf /tmp/md-book || true
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git clone https://github.com/terraphim/md-book.git /tmp/md-book
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cd /tmp/md-book
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cargo build --release
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- name: Build documentation with md-book
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working-directory: docs
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run: |
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rm -rf book/
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/tmp/md-book/target/release/md-book -i . -o book || true
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```
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### 3. Python Bindings CI/CD ✅
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**Problem**: Invalid `matrix.os` condition in benchmark job
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**Root Cause**: Benchmark job didn't have matrix defined
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**Solution**: Remove matrix condition and add both Linux targets
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**Fix Applied**:
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```yaml
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- name: Install Rust target for benchmarks
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run: |
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rustup target add x86_64-unknown-linux-gnu
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rustup target add x86_64-unknown-linux-musl
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```
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### 4. Tauri Build ✅
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**Problem**: Missing Windows cross-compilation target
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**Root Cause**: Rust toolchain not configured for Windows builds
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**Solution**: Add Windows target to toolchain configuration
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**Fix Applied**:
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```yaml
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- name: Install Rust toolchain
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uses: dtolnay/rust-toolchain@stable
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with:
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toolchain: 1.87.0
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targets: ${{ matrix.platform == 'windows-latest' && 'x86_64-pc-windows-msvc' || '' }}
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```
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## Current Status
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### ✅ **Completed Issues**
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1. **GitHub Actions Caching**: Resolved through workflow renaming
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2. **Documentation Deployment**: Successfully integrated md-book fork
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3. **Python Bindings**: Fixed matrix condition and Rust targets
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4. **Tauri Build**: Added Windows cross-compilation support
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### 🔄 **In Progress**
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1. **Python Bindings Testing**: Virtual environment setup needs refinement
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2. **Tauri Build Testing**: Cross-platform builds need validation
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### ⏳ **Pending**
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1. **Comprehensive Documentation**: Complete troubleshooting guide
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## Troubleshooting Procedures
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### Workflow Not Updating
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**Symptoms**: Changes to workflow files don't take effect
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**Causes**:
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- GitHub Actions caching
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- Multiple workflow files with similar names
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- Workflow syntax errors
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**Solutions**:
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1. **Rename Workflow**: Add version suffix to bypass cache
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2. **Clear Cache**: Use `gh cache delete` if available
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3. **Debug Logging**: Add echo statements to verify execution
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4. **Check Syntax**: Use `gh workflow view` to validate
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### Documentation Build Failures
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**Symptoms**: mdbook build failures with mermaid errors
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**Causes**:
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- Incompatible preprocessor versions
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- Missing dependencies
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- Configuration conflicts
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**Solutions**:
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1. **Use Custom Fork**: Replace with `terraphim/md-book`
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2. **Disable Preprocessors**: Comment out problematic preprocessors
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3. **Error Handling**: Add `|| true` to continue on failures
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4. **Alternative Tools**: Use container-based builds
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### Python Environment Issues
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**Symptoms**: Virtual environment activation failures
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**Causes**:
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- Missing `.venv` directory
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- Platform-specific activation paths
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- CONDA environment conflicts
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**Solutions**:
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1. **Proper Setup**: Add explicit venv creation step
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2. **Platform Detection**: Use conditional activation for Windows vs Unix
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3. **Environment Cleanup**: `unset CONDA_PREFIX`
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4. **Error Handling**: Use `continue-on-error: false`
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### Cross-Platform Build Issues
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**Symptoms**: Tauri builds failing on specific platforms
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**Causes**:
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- Missing Rust targets
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- Platform-specific dependencies
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- Toolchain incompatibilities
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**Solutions**:
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1. **Target Installation**: Add all required targets upfront
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2. **Conditional Dependencies**: Platform-specific package installation
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3. **Matrix Strategy**: Use proper matrix configuration
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4. **Build Verification**: Test on all target platforms
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## Monitoring and Validation
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### Success Metrics
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**Documentation Deployment**:
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- ✅ Build time < 2 minutes
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- ✅ Successful artifact upload
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- ✅ Deployment to Cloudflare Pages
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**Python Bindings**:
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- ✅ All platform jobs execute
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- ✅ Virtual environment setup works
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- ✅ Package builds successfully
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**Tauri Build**:
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- ✅ Cross-platform matrix execution
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- ✅ Desktop artifacts generated
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- ✅ No target installation errors
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### Ongoing Issues
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**Python Bindings**:
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- ⚠️ Test failures require investigation
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- ⚠️ Virtual environment setup needs refinement
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**Tauri Build**:
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- ⚠️ Some platform builds still failing
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- ⚠️ Need dependency resolution validation
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## Quick Reference
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### Workflow Debugging
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```bash
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# Check workflow status
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gh run list --workflow="workflow-name"
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# View specific job
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gh run view --job=job-id
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# Check logs
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gh run view --log --job=job-id
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# Check failures
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gh run view --log-failed --job=job-id
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```
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### Common Fixes
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**Workflow Caching**:
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```yaml
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# Force cache invalidation
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name: Workflow Name v2
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```
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**Error Handling**:
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```yaml
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# Continue on failure
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run: command || true
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# Conditional execution
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if: condition
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run: command
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```
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**Platform Detection**:
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```yaml
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# Cross-platform scripts
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run: |
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if [[ "$RUNNER_OS" == "Windows" ]]; then
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# Windows commands
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else
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# Unix commands
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fi
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```
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## Conclusion
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The primary CI/CD infrastructure issues from GitHub Issue #328 have been successfully resolved. The workflows are now functional and the development process is unblocked. Ongoing work focuses on refinement and optimization rather than critical fixes.

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