Addressed comments made in the PR and added get-changelog file

.github/workflows/pre-release.yml

@@ -33,7 +33,7 @@ jobs:
           labels: |
             org.opencontainers.image.created=${{ env.COMMITED_AT }}
             org.opencontainers.image.version=v${{ env.VERSION }}
-            org.opencontainers.image.maintainer=Stijn Vermeeren <[email protected]>
+            org.opencontainers.image.authors=Stijn Vermeeren <[email protected]>
           flavor: |
             latest=false
           tags: |

.github/workflows/release.yml

@@ -37,7 +37,7 @@ jobs:
           labels: |
             org.opencontainers.image.created=${{ env.COMMITED_AT }}
             org.opencontainers.image.version=v${{ env.VERSION }}
-            org.opencontainers.image.maintainer=Stijn Vermeeren <[email protected]>
+            org.opencontainers.image.author=Stijn Vermeeren <[email protected]>
           tags: |
             type=semver,pattern=v{{version}}
 
@@ -89,8 +89,8 @@ jobs:
 
       - name: Commit, push and create pull request
         run: |
-          git config --global user.email "office@geowerkstatt.ch"
-          git config --global user.name "SwissTopo-Build"
+          git config --global user.email "stijn.vermeeren@swisstopo.ch"
+          git config --global user.name "Github build action"
           git commit -am "$GIT_COMMIT_MESSAGE"
           git push --set-upstream origin $GIT_BRANCH_NAME
           gh pr create --title "$GIT_COMMIT_MESSAGE" --body ""

get-changelog.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+# This script gets all changelog entries from CHANGELOG.md since last release.
+
+set -e
+
+tempDir="$(mktemp -d)"
+tempFile=$tempDir/gh_release_notes.md
+
+# Get changelog entries since last release
+cat CHANGELOG.md | \
+  grep -Pazo '(?s)(?<=\#{2} \[Unreleased\]\n{2}).*?(?=\n\#{2} v|$)' \
+  > $tempFile
+
+# Improve readability and add some icons
+sed -i -E 's/(###) (Added)/\1 🚀 \2/' $tempFile
+sed -i -E 's/(###) (Changed)/\1 🔨 \2/' $tempFile
+sed -i -E 's/(###) (Fixed)/\1 🐛 \2/' $tempFile
+sed -i 's/\x0//g' $tempFile
+
+cat $tempFile
+
+# Cleanup temporary files
+trap 'rm -rf -- "$tempDir"' EXIT