ci: add npm publish workflow

.github/workflows/publish.yml

@@ -0,0 +1,44 @@
+name: Publish to npm
+
+on:
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  id-token: write
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 24
+          registry-url: https://registry.npmjs.org
+
+      - name: Install dependencies
+        run: npm install --legacy-peer-deps --ignore-scripts
+
+      - name: Build
+        run: npm run build
+
+      - name: Typecheck
+        run: npm run typecheck
+
+      - name: Verify package is unpublished
+        run: |
+          PACKAGE_NAME=$(node -p "require('./package.json').name")
+          PACKAGE_VERSION=$(node -p "require('./package.json').version")
+
+          if npm view "${PACKAGE_NAME}@${PACKAGE_VERSION}" version >/dev/null 2>&1; then
+            echo "${PACKAGE_NAME}@${PACKAGE_VERSION} is already published"
+            exit 1
+          fi
+
+      - name: Publish
+        run: npm publish

package.json

@@ -66,7 +66,7 @@
   "homepage": "https://github.com/indiespirit/react-native-chart-kit",
   "repository": {
     "type": "git",
-    "url": "https://github.com/indiespirit/react-native-chart-kit"
+    "url": "git+https://github.com/indiespirit/react-native-chart-kit.git"
   },
   "overrides": {
     "@types/react": "16.14.8"