revert: remove builder workflow to automate deployments on ghcr.io

Signed-off-by: Vinayak Kulkarni <19776877+vinayakkulkarni@users.noreply.github.com>

.github/workflows/ci.yml

@@ -7,10 +7,6 @@ permissions:
   checks: write
   contents: read
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.event_name == 'pull_request' && github.head_ref || github.ref }}
-  cancel-in-progress: true
-
 jobs:
   ci:
     runs-on: ubuntu-latest
@@ -49,6 +45,3 @@ jobs:
         with:
           dockerfile: Dockerfile
           ignore: DL3003,DL3008
-
-      # - name: Run tests 🧪
-      #   run: npm run test

.github/workflows/pipeline.yml

@@ -8,6 +8,10 @@ on:
     branches:
       - master
 
+concurrency:
+  group: ci-${{ github.ref }}-1
+  cancel-in-progress: true
+
 jobs:
   extract-branch:
     name: 'Fetch branch'
@@ -34,13 +38,3 @@ jobs:
     needs:
       - extract-branch
     uses: maptiler/tileserver-gl/.github/workflows/ct.yml@master
-  builder:
-    name: 'Build & Publish Docker Image(s)'
-    needs:
-      - extract-branch
-      - ci
-      - ct
-    if: ${{ github.event_name == 'push' }}
-    uses: maptiler/tileserver-gl/.github/workflows/builder.yml@master
-    with:
-      branch: ${{ needs.extract-branch.outputs.current_branch }}