chore(deps): upgrade TypeScript from 5.9 to 6.0

Remove unused baseUrl and paths from tsconfig.json (zero imports
reference them) which TS 6.x deprecates (TS5101). Bump typescript
devDependency to ^6.0.2.

Author: carlos-alm

package-lock.json

@@ -108,7 +108,7 @@
     "tree-sitter-ruby": "^0.23.1",
     "tree-sitter-rust": "^0.24.0",
     "tree-sitter-typescript": "^0.23.2",
-    "typescript": "^5.9.3",
+    "typescript": "^6.0.2",
     "vitest": "^4.0.18"
   },
   "license": "Apache-2.0"

package.json

@@ -9,18 +9,6 @@
     "module": "nodenext",
     "moduleResolution": "nodenext",
     "rootDir": "./src",
-    "baseUrl": "./src",
-    "paths": {
-      "#shared/*": ["./shared/*"],
-      "#infrastructure/*": ["./infrastructure/*"],
-      "#db/*": ["./db/*"],
-      "#domain/*": ["./domain/*"],
-      "#features/*": ["./features/*"],
-      "#presentation/*": ["./presentation/*"],
-      "#graph/*": ["./graph/*"],
-      "#mcp/*": ["./mcp/*"],
-      "#ast-analysis/*": ["./ast-analysis/*"]
-    },
 
     /* Emit */
     "outDir": "./dist",