Update build.yml

.github/workflows/build.yml

@@ -1,19 +1,9 @@
 name: Build
-
 on:
   workflow_dispatch:
-  push:
-    branches:
-      - master
-    paths-ignore:
-      - '**/*.md'
-      - '**/*.yml'
-      - '.gitignore'
-      - '.dockerignore'
-      - '.github/**'
-      - '.github/workflows/**'
-      - 'Dockerfile'
-
+  schedule:
+    - cron: '0 0 * * *'
+
 jobs:
   shellcheck:
     name: Test
@@ -24,56 +14,82 @@ jobs:
     runs-on: ubuntu-latest
     permissions:
       packages: write
-      contents: read    
+      contents: read
     steps:
       - 
-        name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-      -
         name: Checkout
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
+      -
+        name: Get remote package data
+        uses: wei/curl@master
+        with:
+          args: --silent "https://pkgs.alpinelinux.org/package/edge/community/x86_64/munin" --output ./package_data.html
+      - 
+        name: Get tag from package data
+        run: |
+          #!/bin/bash
+          latest_tag=$(grep -A 3 -i version ./package_data.html | sed -E 's#.*>([0-9\.]+)-r[0-9]+</a>#\1#g' | tail -1 | sed 's/^[ \t]*//;s/[ \t]*$//')
+          echo "latest_tag=$latest_tag" >> $GITHUB_ENV
+      - 
+        name: Check if the new tag exists in DockerHub
+        id: check-tag
+        run: |
+          #!/bin/bash
+          dockerhub_tags=$(curl -s https://hub.docker.com/v2/repositories/${{ secrets.DOCKERHUB_REPO }}/tags | jq -r '.results[].name')
+          if echo "${dockerhub_tags}" | grep -q "${{ env.latest_tag }}"; then
+            echo "exists=true" >> $GITHUB_ENV
+          else
+            echo "exists=false" >> $GITHUB_ENV
+          fi
+      - 
+        name: Set up Docker Buildx
+        if: env.exists == 'false'
+        uses: docker/setup-buildx-action@v3
       -
         name: Prepare Docker build
+        if: env.exists == 'false'
         id: prepare
         run: |
         
           PLATFORMS="linux/amd64,linux/arm64"
-          VERSION="${{ vars.MAJOR }}.${{ vars.MINOR }}"
           
           TAGS=()
           TAGS=("${{ secrets.DOCKERHUB_REPO }}:latest")
-          TAGS+=("${{ secrets.DOCKERHUB_REPO }}:${VERSION}")
+          TAGS+=("${{ secrets.DOCKERHUB_REPO }}:${{ env.latest_tag }}")
           TAGS+=("ghcr.io/${{ github.repository }}:latest")
-          TAGS+=("ghcr.io/${{ github.repository }}:${VERSION}")
+          TAGS+=("ghcr.io/${{ github.repository }}:${{ env.latest_tag }}")
           
           echo "tags=${TAGS[@]}" >> $GITHUB_OUTPUT
-          echo "version=${VERSION}" >> $GITHUB_OUTPUT
+          echo "version=${{ env.latest_tag }}" >> $GITHUB_OUTPUT
           echo "docker_platforms=${PLATFORMS}" >> $GITHUB_OUTPUT
-          echo "build_date=$(date -u +'%Y-%m-%dT%H:%M:%SZ')" >> $GITHUB_OUTPUT
+          echo "build_date=$(date -u +'%Y-%m-%dT%H:%M:%SZ')" >> $GITHUB_OUTPUT      
       -
         name: Login into Docker Hub
+        if: env.exists == 'false'
         uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
       -
         name: Login to GitHub Container Registry
+        if: env.exists == 'false'
         uses: docker/login-action@v3
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - 
         name: Build Docker image
+        if: env.exists == 'false'
         run: |
         
           TAGS=(${{ steps.prepare.outputs.tags }})
 
           echo "Build date: ${{ steps.prepare.outputs.build_date }}"
           echo "Docker platform: ${{ steps.prepare.outputs.docker_platforms }}"
-          echo "Tags: ${{ steps.prepare.outputs.tags }}"
+          echo "Tags: ${TAGS}"
 
           docker buildx build --platform ${{ steps.prepare.outputs.docker_platforms }} \
             --output "type=image,push=true" \
@@ -82,44 +98,9 @@ jobs:
             --build-arg "VERSION_ARG=${{ steps.prepare.outputs.version }}" \
             --build-arg "DATE_ARG=${{ steps.prepare.outputs.build_date }}" \
             --build-arg "VCS_REF=${GITHUB_SHA::8}" \
-            $(printf "%s" "${TAGS[@]/#/ --tag }" ) .
-      -
+            $(printf "%s" "${TAGS[@]/#/ --tag }" ) .      
+      - 
         name: Clear Docker credentials
+        if: env.exists == 'false'
         run: |
           rm -f ${HOME}/.docker/config.json
-      -
-        name: Get previous tag
-        id: previousTag
-        run: |
-          name=$(git --no-pager tag --sort=creatordate --merged ${{ github.ref_name }} | tail -1)
-          echo "previousTag: $name"
-          echo "previousTag=$name" >> $GITHUB_ENV
-      -
-        name: Generate changelog
-        id: changelog
-        uses: requarks/changelog-action@v1
-        with:
-          token: ${{ github.token }}
-          fromTag: ${{ github.ref_name }}
-          toTag: ${{ env.previousTag }}
-          writeToFile: false
-          reverseOrder: true
-          includeInvalidCommits: true
-          excludeTypes: "docs,build,chore"
-      -
-        name: Create a release
-        uses: action-pack/github-release@v2
-        env:
-          GITHUB_TOKEN: ${{ secrets.REPO_ACCESS_TOKEN }}
-        with:
-          tag: "v${{ steps.prepare.outputs.version }}"
-          title: "v${{ steps.prepare.outputs.version }}"
-          body: |
-            ${{ steps.changelog.outputs.changes }}
-
-            **Full Changelog**: https://github.com/${{ github.repository }}/compare//${{ env.previousTag }}...v${{ steps.prepare.outputs.version }}
-      -
-        name: Increment version variable
-        uses: action-pack/bump@v2
-        with:
-          token: ${{ secrets.REPO_ACCESS_TOKEN }}