Friendly Session Slug Names

What: Plan files now use memorable, human-readable names instead of UUIDs. How to use:

# Session plans are now named with friendly slugs like:
# ~/.claude/plans/fluffy-bouncing-bunny.md
# ~/.claude/plans/golden-dancing-butterfly.md

Details:

• 146 adjectives × 112 verbs × 300 nouns = 4.9 million unique combinations
• Word categories include nature terms, animals, and whimsical objects
• Names like "sparkly-juggling-penguin" or "cozy-dreaming-unicorn"
• Evidence: $A2() at line 300930, word arrays at lines 300938-301497 in v2.0.50