Add noUnusedLocals and noUnusedParameters to registry tsconfig

Enables stricter TypeScript checking to catch unused variables and
parameters at compile time. This prevents dead code accumulation
and potential bugs.

Based on learnings from coana-package-manager analysis.

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

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

Author: jdalton

registry/tsconfig.json

@@ -24,7 +24,9 @@
     "useUnknownInCatchVariables": true,
     "verbatimModuleSyntax": false,
     "allowSyntheticDefaultImports": true,
-    "noImplicitAny": false
+    "noImplicitAny": false,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true
   },
   "include": ["src/**/*.ts", "src/**/*.d.ts"],
   "exclude": ["node_modules", "dist", "lib", "test", "src/external/**/*"]