docs: Comprehensive documentation audit and integration strategy

This commit completes a full documentation audit and creates comprehensive
guides for integrating pdoom-data with consuming repositories.

New Documentation Files:

1. docs/CROSS_REPO_INTEGRATION_ISSUES.md
   - Ready-to-use GitHub issue templates for all consuming repos
   - pdoom1-website: PostgreSQL + API integration (complete setup)
   - pdoom (game): Godot/GDScript integration (EventLoader, GameState)
   - pdoom-dashboard: React/TypeScript integration (hooks, components)
   - Integration dependencies and update flow documented
   - Testing checklists for each platform

2. docs/DOCUMENTATION_INDEX.md
   - Complete navigation guide for all 25+ documentation files
   - Organized by category: Architecture, Integration, Operations, etc.
   - Use case-driven navigation (I want to...)
   - Documentation status tracking (complete, in progress, planned)
   - Maintenance checklist and review schedule

3. docs/PUBLIC_COMMUNICATION_STRATEGY.md
   - Strategy for logs consolidation and public communication
   - Four-phase implementation roadmap
   - Automation workflows for daily/weekly summaries
   - Scripts to implement (consolidate_logs.py, update_devblog.py, etc.)
   - Privacy and security considerations
   - Success metrics and future enhancements

Updated Files:

4. README.md (Complete Overhaul)
   - Production-grade data lake overview with badges
   - Clear quick start paths for all user types
   - 1,028 timeline events highlighted
   - Three-zone architecture visualization
   - Integration examples (Python, SQL, GDScript, TypeScript)
   - Quality metrics table (100% validation, 100% ASCII)
   - Automated workflows documented
   - Repository structure diagram
   - Roadmap with completed/in-progress/planned sections

GitHub Issues Created:

- Issue #21: Implement Public Communication & Logs Consolidation Strategy
  - Foundation tasks (scripts, file structure)
  - Automation workflows (daily, weekly, release announcements)
  - Enhancement and refinement phases
  - Estimated 12-17 hours effort

Documentation Organization:

All documentation now indexed and cross-referenced:
- Architecture docs: DATA_ZONES.md, ECOSYSTEM_OVERVIEW.md
- Integration docs: QUICK_START, INTEGRATION_GUIDE, EVENT_SCHEMA
- Operations docs: RUNBOOK.md, LINEAGE.md
- Communication docs: PUBLIC_COMMUNICATION_STRATEGY.md
- Reference docs: DOCUMENTATION_INDEX.md (master index)

Key Achievements:

- Zero information loss: All session work documented
- Complete integration path for all consuming repos
- Public communication strategy fully planned
- Documentation audit complete (25+ files indexed)
- Ready-to-use issue templates for cross-repo work

Next Steps for Other Repos:

1. pdoom1-website: Copy issue from CROSS_REPO_INTEGRATION_ISSUES.md
2. pdoom (game): Copy issue from CROSS_REPO_INTEGRATION_ISSUES.md
3. pdoom-dashboard: Copy issue from CROSS_REPO_INTEGRATION_ISSUES.md
4. pdoom-data: Implement Issue #21 (public communication)

Related Issues: #21 (new), #18 (automation completed), #15-20 (pipeline completed)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

Author: PipFoweraker