Move route utils to packages/routes

Signed-off-by: Émile Ré <nemile.re@gmail.com>

packages/routes/package.json

@@ -0,0 +1,27 @@
+{
+  "name": "@probo/routes",
+  "version": "1.0.0",
+  "description": "",
+  "main": "./src/index.ts",
+  "scripts": {
+    "test": "vitest run",
+    "test:watch": "vitest",
+    "format": "prettier --write ./src"
+  },
+  "prettier": "@probo/prettier",
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "devDependencies": {
+    "@probo/prettier": "1.0.0",
+    "prettier": "^3.5.3",
+    "typescript": "^5.8.3",
+    "vitest": "^3.1.3"
+  },
+  "peerDependencies": {
+    "react": "^19.2.1",
+    "react-relay": "^19.0.0",
+    "react-router": "^7.10.0",
+    "relay-runtime": "^19.0.0"
+  }
+}