/upgrade

Upgrade the context system from the old directory structure to the new flat core/ structure with template improvements.

# Context System Upgrade

Upgrade your context system to the latest structure while preserving all your personal data. This command handles:
1. Moving files from split directories (`projects/`, `session/`) to flat `core/`
2. Upgrading all templates with new sections and structure
3. Intelligently merging your existing data into new template formats
4. Adding new context capabilities (relationships, triggers, journal)

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## Step 1: Detect Current State

Check the context system structure:



### Determine State

**State A - Already Migrated (no action needed):**
All of these conditions ar...