chore(package): update packageManager & engines, add devEngines

- Updated packageManager to include version with hash.
- Changed node engine requirement from >=18 to >=20 as v18 is EOL.
- Added devEngines section for packageManager and runtime.

Signed-off-by: J3m5 <5523410+J3m5@users.noreply.github.com>

Author: J3m5

package.json

@@ -71,11 +71,22 @@
     "typescript": "^5.8.3",
     "vitest": "^3.2.4"
   },
-  "packageManager": "pnpm@10.13.1",
+  "packageManager": "pnpm@10.13.1+sha512.37ebf1a5c7a30d5fabe0c5df44ee8da4c965ca0c5af3dbab28c3a1681b70a256218d05c81c9c0dcf767ef6b8551eb5b960042b9ed4300c59242336377e01cfad",
   "engines": {
-    "node": ">=18"
+    "node": ">= 20"
   },
   "publishConfig": {
     "access": "public"
+  },
+  "devEngines": {
+    "packageManager": {
+      "name": "pnpm",
+      "version": ">= 10.0.0",
+      "onFail": "download"
+    },
+    "runtime": {
+      "name": "node",
+      "version": ">=20"
+    }
   }
 }