feat: Add Dockerhub action and refactored package to be esmodule compliant

Author: Sirivasv

.github/workflows/dockerhub.yml

@@ -0,0 +1,47 @@
+name: Build and publish Docker image
+
+on:
+  push:
+    tags:
+      - '*.*.*'
+
+jobs:
+  docker-build-and-publish:
+    environment:
+      name: dockerhub
+    runs-on: ubuntu-latest
+    steps:
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          # list of Docker images to use as base name for tags
+          images: |
+            name/bmssp-js
+          # generate Docker tags based on the following events/attributes
+          tags: |
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}

.github/workflows/npmjs.yml

@@ -5,7 +5,7 @@ on:
 jobs:
   build-and-publish:
     environment:
-      name: npmjs-publish
+      name: npm-bmssp
     runs-on: ubuntu-latest
     permissions:
       contents: read
@@ -17,6 +17,7 @@ jobs:
         with:
           node-version: '24.x'
           registry-url: 'https://registry.npmjs.org'
+      - run: npm test
       - run: npm ci
       - run: npm publish --provenance --access public
         env:

Dockerfile

@@ -0,0 +1,13 @@
+FROM node:24-alpine
+
+WORKDIR /app
+
+# Copy package files and install dependencies
+COPY package*.json ./
+RUN npm install
+
+# Mount src/ directory as a volume
+VOLUME ["src/", "tests/"]
+
+# Default command (can be overridden)
+CMD ["node", "tests/main.js"]

index.js

@@ -1,6 +1,6 @@
 {
   "name": "bmssp",
-  "version": "0.4.0",
+  "version": "0.5.0",
   "description": "Javascript package implementation of the bmssp algorithm.",
   "keywords": [
     "shortest-paths",
@@ -18,12 +18,12 @@
   },
   "license": "MPL-2.0",
   "author": "Saul Ivan Rivas Vega",
-  "type": "commonjs",
+  "type": "module",
   "main": "index.js",
   "directories": {
     "doc": "docs"
   },
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "node tests/main.js"
   }
 }

package-lock.json

@@ -0,0 +1,5 @@
+function printMessage(message) {
+    console.log(message);
+}
+
+export { printMessage };

package.json

@@ -0,0 +1,12 @@
+import { printMessage } from "../src/bmssp.mjs";
+
+function testFunction() {
+    try {
+        const result = printMessage("Hello, World!");
+        console.log('Test passed:', result);
+    } catch (error) {
+        console.error('Test failed:', error.message);
+    }
+}
+
+testFunction();