Excludes docs from npm package except README

Prevents markdown files from being ignored during npm publish
while ensuring README is included for package documentation.
Bumps package version to reflect change.

Author: alexcmgit

.github/workflows/publish.yml

@@ -0,0 +1,29 @@
+name: Publish to npm
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+permissions:
+  id-token: write  # Required for OIDC
+  contents: read
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: '25'
+          registry-url: 'https://registry.npmjs.org'
+          scope: \@${{ github.repository_owner }}
+
+      - name: Update npm
+        run: npm install -g npm@latest
+      - run: npm ci
+      - run: npm run build
+      - run: npm publish --access public

.npmignore

@@ -1,4 +1,4 @@
 src/
 .editorconfig
 *.md
-
+!README.md

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@libsrcdev/gatsby-remark-shiki",
-  "version": "0.3.1",
+  "version": "0.3.2",
   "description": "This plugin uses shiki to add code highlighting to pages that are built with gatsby-transformer-remark.",
   "keywords": [
     "gatsby",