chore: add github workflows

.github/FUNDING.yml

@@ -0,0 +1 @@
+open_collective: chaijs

.github/workflows/ci.yml

@@ -0,0 +1,31 @@
+name: CI
+
+on:
+  pull_request:
+    branches:
+      - master
+  push:
+    branches:
+      - master
+
+jobs:
+  build:
+    name: Test on node ${{ matrix.node-version }}
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version:
+          - 18
+          - 20
+          - latest
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v4
+      with:
+        node-version: ${{ matrix.node-version }}
+    - run: npm ci
+    - run: npm run lint
+    - run: npm run build --if-present
+    - run: npm run test

.github/workflows/publish.yml

@@ -0,0 +1,38 @@
+name: Publish to npm
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 22
+      - run: npm ci
+      - run: npm run build --if-present
+      - run: npm test
+
+  publish-npm:
+    needs: build
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 22.x
+          registry-url: "https://registry.npmjs.org"
+          cache: "npm"
+      - run: npm ci
+      - run: npm run build --if-present
+      - run: npm version ${TAG_NAME} --git-tag-version=false
+        env:
+          TAG_NAME: ${{ github.ref_name }}
+      - run: npm publish --provenance --access public
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.npm_secret }}

package.json

@@ -2,7 +2,7 @@
   "name": "pathval",
   "description": "Object value retrieval given a string path",
   "homepage": "https://github.com/chaijs/pathval",
-  "version": "2.0.0",
+  "version": "0.0.0-dev",
   "keywords": [
     "pathval",
     "value retrieval",