refactor: Update bd pour/wisp → bd mol pour/wisp

Beads CLI restructured: pour and wisp are now subcommands of mol.
- bd pour → bd mol pour
- bd wisp → bd mol wisp

Updated all documentation, templates, and code to use new command structure.

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

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

README.md

@@ -98,7 +98,7 @@ needs = ["test"]
 ```bash
 bd formula list                    # See available formulas
 bd cook shiny                      # Cook into a protomolecule
-bd pour shiny --var feature=auth   # Create runnable molecule
+bd mol pour shiny --var feature=auth   # Create runnable molecule
 gt sling gt-xyz myproject          # Assign to worker
 ```