chore(deps-dev): bump @types/node from 20.19.43 to 26.3.0

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 20.19.43 to 26.3.0.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

---
updated-dependencies:
- dependency-name: "@types/node"
  dependency-version: 26.3.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

apps/mcp-client/package.json

@@ -20,7 +20,7 @@
     "zod": "^4.0.0"
   },
   "devDependencies": {
-    "@types/node": "^20",
+    "@types/node": "^26",
     "typescript": "^5.6.0"
   }
 }

apps/mcp/package.json

@@ -23,7 +23,7 @@
     "zod": "^4.0.0"
   },
   "devDependencies": {
-    "@types/node": "^20",
+    "@types/node": "^26",
     "typescript": "^5.6.0"
   }
 }

apps/web/package.json

@@ -26,7 +26,7 @@
   "devDependencies": {
     "@tailwindcss/postcss": "^4",
     "@types/hast": "^3.0.5",
-    "@types/node": "^20",
+    "@types/node": "^26",
     "@types/react": "^19",
     "@types/react-dom": "^19",
     "eslint": "^9",

packages/db/package.json

@@ -14,7 +14,7 @@
   },
   "devDependencies": {
     "drizzle-kit": "^0.31.10",
-    "@types/node": "^20"
+    "@types/node": "^26"
   },
   "scripts": {
     "db:generate": "drizzle-kit generate",