Create dedicated workflows for the lite image

.github/workflows/shared-steps.yml

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+on:
+  workflow_call:
+    inputs:
+      registry:
+        required: true
+        type: string
+      do_tag:
+        required: true
+        type: string # boolean exists, but that will be a string as ENV VAR. Set to YES or NOPE
+    secrets:
+      token:
+        required: true
+
+jobs:
+  reusable:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to GitHub Container Registry
+        if: ${{github.event_name != 'pull_request'}}
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ inputs.registry }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.token }}
+
+      - name: Do some shell magic
+        if: ${{ github.event_name != 'pull_request'}}
+        shell: bash
+        id: sh_settings
+        env:
+          DO_TAG: ${{inputs.do_tag}}
+        run: |
+          if [  $DO_TAG = 'YES' ]; then
+            echo "tag=lite-${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT  
+          else
+            echo "tag=lite" >> $GITHUB_OUTPUT
+          fi
+          echo "repository=${GITHUB_REPOSITORY@L}" >> $GITHUB_OUTPUT
+              
+      - name: '[LITE] Build and push container image'
+        id: push
+        uses: docker/build-push-action@v6
+        with:
+          cache-from: ${{inputs.registry}}/${{github.repository}}/tools:${{ steps.sh_settings.outputs.tag }}
+          file: docker/Dockerfile.lite
+          context: docker
+          tags: ${{inputs.registry}}/${{ steps.sh_settings.outputs.repository }}/tools:${{ steps.sh_settings.outputs.tag }}
+          platforms: linux/amd64,linux/arm64
+          push: ${{github.event_name != 'pull_request'}}
+
+      - name: '[LITE] Generate artifact attestation'
+        if: ${{github.event_name != 'pull_request'}}
+        uses: actions/attest-build-provenance@v1
+        with:
+          subject-name: ${{ inputs.registry }}//${{ steps.sh_settings.outputs.repository }}
+          subject-digest: ${{ steps.push.outputs.digest }}
+          push-to-registry: true
+

.github/workflows/tools-lite-container-latest.yml

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+name: Tools [LITE] Container - Publish
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+    paths:
+      - 'docker/**'
+      - '.github/**'
+
+jobs:
+  publish_latest:
+    name: Push latest [LITE] container image to GitHub Packages
+    permissions:
+      contents: read
+      packages: write
+      attestations: write
+      id-token: write
+    uses: .github/workflows/shared-steps.yml
+    with:
+        registry: ghcr.io
+        do_tag: 'NOPE'
+    secrets: 
+      token: ${{ secrets.GITHUB_TOKEN }}
+

.github/workflows/tools-lite-container-pr.yaml

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+name: '[LITE] Tools Container - PR Validation'
+
+on:
+  workflow_dispatch:
+  pull_request:
+    paths:
+      - 'docker/**'
+
+jobs:
+  pr_validation:
+    name: '[LITE] PR Validation'
+    uses: .github/workflows/shared-steps.yml
+    with:
+      registry: ghcr.io
+      do_tag: 'NOPE'

.github/workflows/tools-lite-container-tag.yaml

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+name: '[LITE] Tools Container - Publish Tag'
+
+on:
+  workflow_dispatch:
+  release:
+    types:
+      - published
+
+jobs:
+  publish_latest:
+    name: '[LITE] Push tagged container image to GitHub Packages'
+    permissions:
+      contents: read
+      packages: write
+      attestations: write
+      id-token: write
+    uses: .github/workflows/shared-steps.yml
+    with:
+      registry: ghcr.io
+      do_tag: 'YES'
+    secrets: 
+      token: ${{ secrets.GITHUB_TOKEN }}