feat: add npm publishing config and CI workflow for dev Docker builds

Author: emp74ark

.github/workflows/docker-image-for-dev.yml

@@ -0,0 +1,92 @@
+name: Build docker image for the dev environment
+
+on:
+  push:
+    branches: [ "dev" ]
+    tags: [ 'v*.*.*' ]
+  workflow_dispatch:
+    inputs:
+      custom_branch:
+        description: 'Branch to build the Docker image for.'
+        required: false
+        default: ''
+      custom_tag:
+        description: 'Tag for the Docker image (optional).'
+        required: false
+        default: ''
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+      # This is used to complete the identity challenge
+      # with sigstore/fulcio when running outside of PRs.
+      id-token: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      # Install the cosign tool
+      # https://github.com/sigstore/cosign-installer
+      - name: Install cosign
+        uses: sigstore/cosign-installer@59acb6260d9c0ba8f4a2f9d9b48431a222b68e20 #v3.5.0
+        with:
+          cosign-release: 'v2.2.4'
+
+      # Set up BuildKit Docker container builder to be able to build
+      # multi-platform images and export cache
+      # https://github.com/docker/setup-buildx-action
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@f95db51fddba0c2d1ec667646a06c2ce06100226 # v3.0.0
+
+      # Login against a Docker registry
+      # https://github.com/docker/login-action
+      - name: Log into registry ${{ env.REGISTRY }}
+        uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d # v3.0.0
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      # Extract metadata (tags, labels) for Docker
+      # https://github.com/docker/metadata-action
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@96383f45573cb7f253c731d3b3ab81c87ef81934 # v5.0.0
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      # Build and push Docker image with Buildx
+      # https://github.com/docker/build-push-action
+      - name: Build and push Docker image
+        id: build-and-push
+        uses: docker/build-push-action@0565240e2d4ab88bba5387d719585280857ece09 # v5.0.0
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      # Sign the resulting Docker image digest.
+      # This will only write to the public Rekor transparency log when the Docker
+      # repository is public to avoid leaking data.  If you would like to publish
+      # transparency data even for private images, pass --force to cosign below.
+      # https://github.com/sigstore/cosign
+      - name: Sign the published Docker image
+        env:
+          # https://docs.github.com/en/actions/security-guides/security-hardening-for-github-actions#using-an-intermediate-environment-variable
+          TAGS: ${{ steps.meta.outputs.tags }}
+          DIGEST: ${{ steps.build-and-push.outputs.digest }}
+        # This step uses the identity token to provision an ephemeral certificate
+        # against the sigstore community Fulcio instance.
+        run: echo "${TAGS}" | xargs -I {} cosign sign --yes {}@${DIGEST}

.npmrc

@@ -0,0 +1 @@
+@emp74ark:registry=https://npm.pkg.github.com

package.json

@@ -1,14 +1,20 @@
 {
-  "name": "rss-angular",
-  "version": "0.0.0",
+  "name": "@emp74ark/rss-angular",
+  "version": "0.0.1",
+  "description": "Frontend for RSS Feeds client",
+  "author": "emp74ark",
+  "private": true,
+  "license": "ISC",
+  "publishConfig": {
+    "@emp74ark:registry": "https://npm.pkg.github.com"
+  },
   "scripts": {
     "ng": "ng",
     "start": "ng serve",
     "build": "ng build",
     "watch": "ng build --watch --configuration development",
     "test": "ng test"
   },
-  "private": true,
   "dependencies": {
     "@angular/cdk": "~20.0.3",
     "@angular/common": "^20.0.0",