formatter updates

tools/installer/README.md

@@ -4,7 +4,7 @@ This directory contains the BMAD Method installer implementation.
 
 ## Structure
 
-```
+```text
 installer/
 ├── bin/              # CLI entry points
 │   └── bmad.js      # Main CLI executable
@@ -42,7 +42,7 @@ npx bmad-method install --profile=minimal
 
 # Update existing installation
 npx bmad-method update
-```
+```text
 
 ## Development
 
@@ -55,4 +55,4 @@ npm test
 
 # Lint code
 npm run lint
-```
+```