chore(deps): adopt TypeScript 7 and update dependencies

Author: steipete

README.md

@@ -186,12 +186,8 @@ Unknown flags fail fast.
 ```json
 {
   "total": 12,
-  "items": [
-    /* finding summaries */
-  ],
-  "results": [
-    /* alias for items */
-  ],
+  "items": [/* finding summaries */],
+  "results": [/* alias for items */],
   "findings": 12,
   "output": "/path/or/null"
 }

package.json

@@ -34,11 +34,11 @@
     "zod": "^4.4.3"
   },
   "devDependencies": {
-    "@types/node": "^26.0.1",
-    "oxfmt": "^0.57.0",
-    "oxlint": "^1.72.0",
-    "typescript": "^6.0.3",
-    "vitest": "^4.1.9"
+    "@types/node": "^26.1.1",
+    "oxfmt": "^0.58.0",
+    "oxlint": "^1.73.0",
+    "typescript": "^7.0.2",
+    "vitest": "^4.1.10"
   },
   "engines": {
     "node": ">=22"