remove dead code, fix module loading bugs

- delete dotfiles CLI wrapper (50+ missing scripts)
- delete plugins/ dir, setup-cursor-simple.sh
- delete duplicate zprofile, broken symlink, orphaned utils/
- fix modules.zsh to auto-source core/platforms/
- remove undefined PATH_REGISTRY[nodejs] (mise handles node)
- deduplicate brew shellenv in macos.zsh
- remove dead cache.sh reference in platform.sh
- remove dead tool-versions Makefile target
- fix starship setup to use chezmoi (not config/starship/)

Author: DROOdotFOO

CLAUDE.md

@@ -4,7 +4,7 @@ This file provides guidance to Claude Code (claude.ai/code) when working with co
 
 ## Project Overview
 
-Chezmoi-based cross-platform dotfiles with modular zsh configuration. Primary platform is macOS (Apple Silicon), with Linux/NixOS support. Uses template-driven configuration with 30+ conditional features and achieves 95% shell startup speedup via lazy-loading.
+Chezmoi-based cross-platform dotfiles with modular zsh configuration. Primary platform is macOS (Apple Silicon), with Linux/NixOS support. Uses template-driven configuration with 30+ conditional features and achieves ~386ms shell startup via caching and lazy-loading.
 
 ## Key Commands
 
@@ -176,7 +176,7 @@ Settings export/import via `config/raycast/`:
 
 ### Starship Prompt
 
-Synthwave84-themed cross-shell prompt in `home/private_dot_config/starship/starship.toml`:
+Synthwave84-themed cross-shell prompt in `home/private_dot_config/starship/starship.toml.tmpl`:
 - Git branch (pink), status (yellow), state (rebase/merge indicator)
 - Language versions: node, rust, python, elixir, go (contextual)
 - Command duration (>2s), error status, SSH-aware username/hostname

Makefile

@@ -1,4 +1,4 @@
-.PHONY: help install update diff status backup clean doctor bootstrap sync sync-from-remote backup-full install-optional generate-template tool-versions setup-age age-retrieve age-status setup-raycast raycast-export raycast-import raycast-status setup-takopi takopi-onboard takopi-backup takopi-status lint perf perf-report
+.PHONY: help install update diff status backup clean doctor bootstrap sync sync-from-remote backup-full install-optional generate-template setup-age age-retrieve age-status setup-raycast raycast-export raycast-import raycast-status setup-takopi takopi-onboard takopi-backup takopi-status lint perf perf-report
 
 # Configuration
 DOTFILES_ROOT := $(shell pwd)
@@ -205,11 +205,3 @@ generate-template: ## Generate project template
 	else \
 		$(SCRIPTS_DIR)/utils/template-manager.sh list; \
 	fi
-
-# Tool version management
-tool-versions: ## Manage tool versions
-	@if [ -n "$(COMMAND)" ]; then \
-		$(SCRIPTS_DIR)/utils/update-tool-versions.sh "$(COMMAND)"; \
-	else \
-		$(SCRIPTS_DIR)/utils/update-tool-versions.sh --help; \
-	fi