fix: scaffold CLAUDE.md now mentions wizard and MCP tools

Without this, Claude Code in a freshly scaffolded project has no idea
storkit's wizard or MCP tools exist and gives generic setup advice.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

server/src/io/fs/scaffold.rs

@@ -57,7 +57,11 @@ The permission system validates the entire command string, and chained commands
 won't match allow rules like `Bash(git *)`. Use separate Bash calls instead — \
 parallel calls work fine.\n\
 \n\
-Read .storkit/README.md to see our dev process.\n";
+Read .storkit/README.md to see our dev process.\n\
+\n\
+This project uses storkit for development workflow management. MCP tools are \
+available via .mcp.json. If the setup wizard has not been completed, call \
+`wizard_status` to check progress and `wizard_generate` to continue setup.\n";
 
 const STORY_KIT_CLAUDE_SETTINGS: &str = r#"{
   "permissions": {