Fix multiple re-renders of metrics page / update release worker - Update docker build workflow

Author: caioricciuti

.github/workflows/docker-build.yml

@@ -11,7 +11,7 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
-
+    if: contains(github.event.head_commit.message, 'dk-build')
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2

.github/workflows/release.yml

@@ -23,7 +23,7 @@ jobs:
           set -e  # Fail on first error
 
           # Extract the latest tag, or default to v1.0.0 if no tags exist
-          latest_tag=$(git describe --tags `git rev-list --tags --max-count=1` || echo "v1.0.0")
+          latest_tag=$(git describe --tags `git rev-list --tags --max-count=1`)
           echo "Latest tag: $latest_tag"
           echo "latest_tag=$latest_tag" >> $GITHUB_ENV