Add quick reference checklist for v1.0.0 issue creation

Added V1_ISSUE_CHECKLIST.md with step-by-step manual creation checklist
and quick reference for automated script usage.

Co-authored-by: messkan <40677488+messkan@users.noreply.github.com>

Author: Copilot

V1_ISSUE_CHECKLIST.md

@@ -0,0 +1,80 @@
+# v1.0.0 Release Issue Creation Checklist
+
+## Quick Start
+
+Run this command to create all 5 v1.0.0 issues automatically:
+
+```bash
+cd .github && ./create_v1_issues.sh
+```
+
+## Manual Checklist (if not using automation)
+
+Use this checklist if creating issues manually via GitHub web interface.
+
+### Prerequisites
+- [ ] Create v1.0.0 milestone at https://github.com/messkan/rag-chunk/milestones
+
+### Issue 1: Advanced Chunking Strategies
+- [ ] Go to https://github.com/messkan/rag-chunk/issues/new/choose
+- [ ] Select "v1.0.0: Advanced Chunking Strategies" template
+- [ ] Add labels: `enhancement`, `v1.0.0`, `chunking`
+- [ ] Assign to v1.0.0 milestone
+- [ ] Create issue
+
+### Issue 2: Vector Store Export Connectors
+- [ ] Go to https://github.com/messkan/rag-chunk/issues/new/choose
+- [ ] Select "v1.0.0: Vector Store Export Connectors" template
+- [ ] Add labels: `enhancement`, `v1.0.0`, `integration`
+- [ ] Assign to v1.0.0 milestone
+- [ ] Create issue
+
+### Issue 3: Benchmarking Mode
+- [ ] Go to https://github.com/messkan/rag-chunk/issues/new/choose
+- [ ] Select "v1.0.0: Benchmarking Mode" template
+- [ ] Add labels: `enhancement`, `v1.0.0`, `evaluation`
+- [ ] Assign to v1.0.0 milestone
+- [ ] Create issue
+
+### Issue 4: MLFlow Integration
+- [ ] Go to https://github.com/messkan/rag-chunk/issues/new/choose
+- [ ] Select "v1.0.0: MLFlow Integration" template
+- [ ] Add labels: `enhancement`, `v1.0.0`, `mlops`
+- [ ] Assign to v1.0.0 milestone
+- [ ] Create issue
+
+### Issue 5: Performance Optimization
+- [ ] Go to https://github.com/messkan/rag-chunk/issues/new/choose
+- [ ] Select "v1.0.0: Performance Optimization" template
+- [ ] Add labels: `enhancement`, `v1.0.0`, `performance`
+- [ ] Assign to v1.0.0 milestone
+- [ ] Create issue
+
+## Post-Creation Steps
+
+- [ ] Verify all 5 issues are created
+- [ ] Check that all issues are assigned to v1.0.0 milestone
+- [ ] (Optional) Create GitHub project board for tracking
+- [ ] (Optional) Pin important issues to repository
+- [ ] Start implementation in recommended order (see ISSUE_CREATION_SUMMARY.md)
+
+## Implementation Order
+
+From `.github/VERSION_1.0.0_ISSUES.md`:
+
+1. ⚡ **Performance Optimization** - Foundation for larger datasets
+2. 📊 **Benchmarking Mode** - Validation framework
+3. 🎯 **Advanced Strategies** - Core features
+4. 📈 **MLFlow Integration** - Experiment tracking
+5. 🔌 **Vector Store Connectors** - External integrations
+
+## Resources
+
+- **Detailed Specs**: `.github/VERSION_1.0.0_ISSUES.md`
+- **Instructions**: `.github/README.md`
+- **Summary**: `ISSUE_CREATION_SUMMARY.md`
+- **Current Roadmap**: `README.md` (lines 26-58)
+
+---
+
+**Note**: Using the automated script (`.github/create_v1_issues.sh`) is strongly recommended over manual creation as it ensures consistency and saves time.