Add: Folder structure documentation and .gitignore

- FOLDER_STRUCTURE.md: Complete guide to organized repository structure
- .gitignore: Standard Python/git ignores for clean repository

Author: sumerjohal

.gitignore

@@ -4,37 +4,23 @@ __pycache__/
 *$py.class
 *.so
 .Python
-build/
-develop-eggs/
-dist/
-downloads/
-eggs/
-.eggs/
-lib/
-lib64/
-parts/
-sdist/
-var/
-wheels/
-*.egg-info/
-.installed.cfg
-*.egg
-
-# Virtual Environment
 venv/
 env/
 ENV/
 .venv
 
-# IDEs
+# Jupyter Notebook
+.ipynb_checkpoints
+*.ipynb_checkpoints/
+
+# IDE
 .vscode/
 .idea/
 *.swp
 *.swo
 *~
-.DS_Store
 
-# Environment
+# Environment variables
 .env
 .env.local
 
@@ -43,24 +29,24 @@ ENV/
 *.sqlite
 *.sqlite3
 
-# Testing
-.coverage
-.pytest_cache/
-htmlcov/
-.tox/
-
 # Logs
 *.log
 logs/
 
+# OS
+.DS_Store
+Thumbs.db
+
 # Credentials
 credentials/
 *.pem
 *.key
+*.crt
 
-# Docker
-.dockerignore
-
-# Alembic
-alembic/versions/*.pyc
+# PDFs (large files)
+*.pdf
 
+# Temporary files
+*.tmp
+*.bak
+*.swp

FOLDER_STRUCTURE.md

@@ -0,0 +1,244 @@
+# PANCAKE Folder Structure
+## Organized for Easy Implementation
+
+**Last Updated**: November 2025
+
+---
+
+## Overview
+
+The PANCAKE repository is organized into clear directories for easy navigation and implementation:
+
+```
+pancake/
+├── README.md                 # Main entry point
+├── ROADMAP.md               # Unified 48-week roadmap
+├── FOLDER_STRUCTURE.md      # This file
+├── GOVERNANCE.md            # Contribution guidelines
+├── pancake_config.yaml      # Configuration reference
+│
+├── docs/                    # Core specifications
+│   ├── BITE.md             # Universal data format
+│   ├── PANCAKE.md           # Core storage & AI
+│   ├── SIP.md               # Sensor/actuator protocol
+│   ├── MEAL.md              # Collaboration ledger
+│   ├── TAP.md               # Vendor integration
+│   └── SIRUP.md             # Enriched data payload
+│
+├── sprints/                 # Sprint plans (12 weeks each)
+│   ├── SPRINT_1_USER_AUTHENTICATION_UPGRADE.md
+│   ├── SPRINT_2_ENTERPRISE_MIGRATION.md
+│   ├── SPRINT_3_PAYMENTS.md
+│   └── SPRINT_4_DATA_WALLETS.md
+│
+├── testing/                 # Testing profiles
+│   ├── testing_EUDR.md      # EUDR compliance tests
+│   └── testing_food_safety.md # Food safety tests
+│
+├── strategic/               # Strategic documents
+│   ├── PANCAKE_WHITEPAPER_DPI.md
+│   ├── EU_HORIZON_GRANTS_STRATEGY.md
+│   ├── EU_HORIZON_GRANTS_PROPOSAL.md
+│   ├── OECD_AUTHENTICATION_ALIGNMENT.md
+│   ├── openagri_integration.md
+│   └── OPENAGRI_INTEGRATION_ANALYSIS.md
+│
+├── implementation/          # POC and code
+│   ├── POC_Nov20_BITE_PANCAKE.ipynb
+│   ├── POC_README.md
+│   ├── SETUP_GUIDE.md
+│   ├── IMPLEMENTATION.md
+│   ├── requirements_poc.txt
+│   ├── setup_postgres.sh
+│   ├── meal.py
+│   ├── tap_adapter_base.py
+│   ├── tap_adapters.py
+│   ├── tap_vendors.yaml
+│   └── migrations/
+│       └── meal_schema.sql
+│
+├── podcast/                 # Podcast series
+│   ├── Episode-0-Core-Narrative.md
+│   ├── Module-1-PANCAKE-Core-Platform.md
+│   ├── Module-2-BITE-Rich-Data-Exchange.md
+│   ├── Module-3-SIP-Sensor-Actuator-Stream.md
+│   ├── Module-4-MEAL-Collaboration-Persistence.md
+│   ├── Module-5-TAP-SIRUP-IO-System.md
+│   ├── Module-6-Multi-Pronged-RAG-Query-Engine.md
+│   ├── Module-7-EUDR-Compliance-for-Coffee.md
+│   ├── Module-8-FMIS-Integration-Private-Sector.md
+│   ├── Module-9-Governance-Community.md
+│   ├── Module-10-POC-Results-Road-Ahead.md
+│   ├── LINKEDIN_LAUNCH_POST.md
+│   └── PLATFORM_LAUNCH_STRATEGY.md
+│
+└── archive/                 # Historical documentation
+    ├── CRITICAL_REVIEW_REVISED.md
+    ├── DELIVERY_SUMMARY.md
+    ├── DEMO_FINAL_STATUS.md
+    ├── DEMO_READINESS.md
+    ├── EXECUTIVE_SUMMARY.md
+    ├── MEAL_IMPLEMENTATION_COMPLETE.md
+    ├── MEAL_POC_COMPLETE.md
+    ├── MOBILE_MEAL_SPEC.md
+    ├── PGVECTOR_SUCCESS.md
+    ├── PHASE_1_COMPLETE.md
+    ├── PHASE_2_PLAN.md
+    ├── POLYGLOT_TESTING_COMPLETE.md
+    ├── SETUP_COMPLETE.md
+    ├── TAP_MULTI_VENDOR_COMPLETE.md
+    ├── WHITEPAPER_OUTLINE.md
+    └── [various fix scripts]
+```
+
+---
+
+## Directory Descriptions
+
+### `/docs` - Core Specifications
+**Purpose**: Core technical specifications for PANCAKE components
+
+**Contents**:
+- `BITE.md` - Universal data format specification
+- `PANCAKE.md` - Core storage and AI architecture
+- `SIP.md` - Sensor/actuator streaming protocol
+- `MEAL.md` - Collaboration and audit ledger
+- `TAP.md` - Vendor integration framework
+- `SIRUP.md` - Enriched data payload concept
+
+**Audience**: Architects, developers, standards bodies
+
+---
+
+### `/sprints` - Sprint Plans
+**Purpose**: Detailed 12-week sprint plans for implementation
+
+**Contents**:
+- `SPRINT_1_USER_AUTHENTICATION_UPGRADE.md` - Weeks 1-12 (OECD-compliant authentication)
+- `SPRINT_2_ENTERPRISE_MIGRATION.md` - Weeks 13-24 (Enterprise FMIS migration)
+- `SPRINT_3_PAYMENTS.md` - Weeks 25-36 (Digital payments integration)
+- `SPRINT_4_DATA_WALLETS.md` - Weeks 37-48 (Data wallets & chain of custody)
+
+**Audience**: Project managers, developers, stakeholders
+
+---
+
+### `/testing` - Testing Profiles
+**Purpose**: Testing scenarios and validation criteria for specific use cases
+
+**Contents**:
+- `testing_EUDR.md` - EUDR compliance testing scenarios
+- `testing_food_safety.md` - Food safety traceability testing scenarios
+
+**Audience**: QA engineers, testers, compliance officers
+
+---
+
+### `/strategic` - Strategic Documents
+**Purpose**: Business strategy, grants, and high-level planning documents
+
+**Contents**:
+- `PANCAKE_WHITEPAPER_DPI.md` - Business white paper
+- `EU_HORIZON_GRANTS_STRATEGY.md` - EU grant strategy
+- `EU_HORIZON_GRANTS_PROPOSAL.md` - EU grant proposal
+- `OECD_AUTHENTICATION_ALIGNMENT.md` - OECD compliance analysis
+- `openagri_integration.md` - OpenAgri integration guide
+- `OPENAGRI_INTEGRATION_ANALYSIS.md` - OpenAgri analysis
+
+**Audience**: Executives, grant writers, strategic planners
+
+---
+
+### `/implementation` - POC and Code
+**Purpose**: Working code, POC notebooks, and implementation guides
+
+**Contents**:
+- `POC_Nov20_BITE_PANCAKE.ipynb` - Proof of Concept Jupyter notebook
+- `POC_README.md` - POC setup instructions
+- `SETUP_GUIDE.md` - Setup guide
+- `IMPLEMENTATION.md` - Implementation guide
+- `requirements_poc.txt` - Python dependencies
+- `setup_postgres.sh` - PostgreSQL setup script
+- `meal.py` - MEAL implementation
+- `tap_adapter_base.py` - TAP adapter base class
+- `tap_adapters.py` - TAP adapter implementations
+- `tap_vendors.yaml` - TAP vendor configuration
+- `migrations/` - Database migration scripts
+
+**Audience**: Developers, implementers
+
+---
+
+### `/podcast` - Podcast Series
+**Purpose**: Complete podcast series for NotebookLM
+
+**Contents**: 11 modules covering all aspects of PANCAKE
+
+**Audience**: General audience, marketing, community
+
+---
+
+### `/archive` - Historical Documentation
+**Purpose**: Old documentation and completed phase summaries
+
+**Contents**: Historical documents, completed phase summaries, old fix scripts
+
+**Audience**: Historical reference only
+
+---
+
+## Quick Navigation Guide
+
+### For Developers Starting Implementation
+1. Read `README.md` for overview
+2. Review `ROADMAP.md` for timeline
+3. Check `/sprints/` for current sprint plan
+4. Review `/docs/` for technical specifications
+5. Run `/implementation/POC_Nov20_BITE_PANCAKE.ipynb` for hands-on experience
+
+### For Project Managers
+1. Read `ROADMAP.md` for complete timeline
+2. Review `/sprints/` for detailed sprint plans
+3. Check `/strategic/` for business context
+4. Review `/testing/` for validation criteria
+
+### For Architects
+1. Review `/docs/` for all technical specifications
+2. Check `/strategic/PANCAKE_WHITEPAPER_DPI.md` for design rationale
+3. Review `/sprints/` for implementation approach
+
+### For Contributors
+1. Read `GOVERNANCE.md` for contribution guidelines
+2. Review `ROADMAP.md` for current priorities
+3. Check `/sprints/` for areas needing contribution
+4. Review `/implementation/` for code structure
+
+---
+
+## File Naming Conventions
+
+- **Specifications**: `COMPONENT.md` (e.g., `BITE.md`, `PANCAKE.md`)
+- **Sprint Plans**: `SPRINT_N_DESCRIPTION.md` (e.g., `SPRINT_1_USER_AUTHENTICATION_UPGRADE.md`)
+- **Testing Profiles**: `testing_USECASE.md` (e.g., `testing_EUDR.md`)
+- **Strategic Docs**: `DESCRIPTION.md` (e.g., `PANCAKE_WHITEPAPER_DPI.md`)
+- **Implementation**: Descriptive names (e.g., `POC_Nov20_BITE_PANCAKE.ipynb`)
+
+---
+
+## Maintenance
+
+**When to Archive**:
+- Phase completion summaries → `/archive`
+- Completed phase plans → `/archive`
+- Old fix scripts → `/archive`
+- Superseded documentation → `/archive`
+
+**When to Update**:
+- Core specifications → `/docs` (version controlled)
+- Sprint plans → `/sprints` (update as sprints progress)
+- Roadmap → `ROADMAP.md` (update quarterly)
+
+---
+
+**An AgStack Project | Powered by The Linux Foundation**
+