fix(wizard): resolve skills sync script path

packages/mosaic/framework/defaults/README.md

@@ -118,8 +118,8 @@ You can still launch runtimes directly (`claude`, `codex`, etc.) — thin runtim
 ├── TOOLS.md               ← Machine-level tool reference (generated by mosaic init)
 ├── STANDARDS.md           ← Machine-wide standards
 ├── guides/                ← Operational guides (E2E delivery, PRD, docs, etc.)
-├── bin/                   ← CLI tools (mosaic launcher, mosaic-init, mosaic-doctor, etc.)
 ├── tools/                 ← Tool suites: git, orchestrator, prdy, quality, etc.
+│   └── _scripts/          ← Framework helper scripts (sync skills, doctor, runtime links)
 ├── runtime/               ← Runtime adapters + runtime-specific references
 │   ├── claude/            ← CLAUDE.md, RUNTIME.md, settings.json, hooks
 │   ├── codex/             ← instructions.md, RUNTIME.md
@@ -194,15 +194,15 @@ bash tools/install.sh --ref v1.0    # Install from a specific git ref (--ref win
 The installer syncs skills from `mosaic/agent-skills` into `~/.config/mosaic/skills/`, then links each skill into runtime directories.
 
 ```bash
-mosaic sync                                    # Full sync (clone + link)
-~/.config/mosaic/bin/mosaic-sync-skills --link-only   # Re-link only
+mosaic sync                                             # Full sync (clone + link)
+~/.config/mosaic/tools/_scripts/mosaic-sync-skills --link-only   # Re-link only
 ```
 
 ## Health Audit
 
 ```bash
-mosaic doctor                                          # Standard audit
-~/.config/mosaic/bin/mosaic-doctor --fail-on-warn      # Strict mode
+mosaic doctor                                           # Standard audit
+~/.config/mosaic/tools/_scripts/mosaic-doctor --fail-on-warn      # Strict mode
 ```
 
 ## MCP Registration
@@ -213,8 +213,8 @@ sequential-thinking MCP is required for Mosaic Stack. The installer registers it
 To verify or re-register manually:
 
 ```bash
-~/.config/mosaic/bin/mosaic-ensure-sequential-thinking
-~/.config/mosaic/bin/mosaic-ensure-sequential-thinking --check
+~/.config/mosaic/tools/_scripts/mosaic-ensure-sequential-thinking
+~/.config/mosaic/tools/_scripts/mosaic-ensure-sequential-thinking --check
 ```
 
 ### Claude Code MCP Registration