fix: drop Node 24 from engines and CI

InitLazy still calls ObjectTemplate::SetIndexedPropertyHandler,
which Node 24 V8 headers no longer provide. Parent never tested 24.

engines.node is ^22 so 24 is not advertised. CI matrix is [22] only.

Author: enochgroot

.github/workflows/ci.yml

@@ -11,10 +11,10 @@ jobs:
       fail-fast: false
       matrix:
         # windows-2022 ships VS 2022. windows-latest currently has VS 2026
-        # (18.x), which node-gyp 10/11 bundled with Node 22/24 reports as
+        # (18.x), which node-gyp 10/11 bundled with Node 22 reports as
         # unknown version "undefined" and then fails the native rebuild.
         os: [ubuntu-latest, macos-latest, windows-2022]
-        node: [22, 24]
+        node: [22]
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0

README.md

@@ -2,7 +2,7 @@
 and de-serializes JavaScript values with [MessagePack](https://msgpack.org).
 Packed output is a `Buffer` and is typically much smaller than JSON.
 
-Version 3.4 requires **Node.js 22+**, vendors **msgpack-c c-7.0.2**, unpacks
+Version 3.4 requires **Node.js 22.x**, vendors **msgpack-c c-7.0.2**, unpacks
 64-bit integers outside `Number.MAX_SAFE_INTEGER` as `bigint`, accepts
 optional pack type/family hints, can unpack maps and arrays lazily
 (`unpack(buf, { lazy: true })`), and applies write backpressure on
@@ -170,10 +170,12 @@ npm test
 npm run coverage
 ```
 
-Needs a C/C++ toolchain and Python (node-gyp). GitHub Actions runs Node 22/24
-on Ubuntu, macOS, and windows-2022. `npm run coverage` instruments JavaScript
-with c8 and the native addon with gcov, and fails under 95%. Gates and remaining
-uncovered lines are documented in [`COVERAGE.md`](COVERAGE.md).
+Needs a C/C++ toolchain and Python (node-gyp). GitHub Actions runs Node 22
+on Ubuntu, macOS, and windows-2022. Node 24 is not advertised: lazy unpack
+still uses `SetIndexedPropertyHandler`, which Node 24 V8 removed.
+`npm run coverage` instruments JavaScript with c8 and the native addon with
+gcov, and fails under 95%. Gates and remaining uncovered lines are
+documented in [`COVERAGE.md`](COVERAGE.md).
 
 ### Command Line Utilities
 

package-lock.json

@@ -28,7 +28,7 @@
     "lib": "lib"
   },
   "engines": {
-    "node": ">=22"
+    "node": "^22"
   },
   "dependencies": {
     "nan": "2.28.0"