Cleanup workflow & Refactor Leaf release to replace deprecated one (#244)

* [ci/skip] Cleanup workflow & Update relaeses

* Correct output jar name

* Correct format

* Cleanup publish API

* Upload tag retrival test

* Fix

* test

* Fix build

* Update release notes scripts

* Fix github env

* Fix

* Fix format

* Add missing env

* Update workflow for test

* Update prepareRelease.sh

* Update workflow for test

* Fix

* Use full commit hash for commit log link & Format

* [ci/skip] Ready for merge

scripts/prepareRelease.sh

@@ -0,0 +1,84 @@
+#!/bin/bash
+set -e
+
+IS_EOL=false
+IS_UNSUPPORTED=false
+
+RELEASE_NOTES="release_notes.md"
+
+# Rename Leaf jar
+mv ./leaf-1.21.4-"${BUILD_NUMBER}"-mojmap.jar ./leaf-1.21.4-"${BUILD_NUMBER}".jar
+
+# Branch name
+CURRENT_BRANCH=$(git rev-parse --abbrev-ref HEAD)
+echo "✨Current branch: $CURRENT_BRANCH"
+
+# Latest tag name
+LATEST_TAG=$(git describe --tags --abbrev=0)
+if [ -z "$LATEST_TAG" ]; then
+  echo "⚠️No previous release found. Using initial commit."
+  LATEST_TAG=$(git rev-list --max-parents=0 HEAD)
+fi
+echo "✨Latest tag: $LATEST_TAG"
+
+# Commit of the latest tag
+LAST_RELEASE_COMMIT=$(git rev-list -n 1 "$LATEST_TAG")
+echo "✨Last release commit: $LAST_RELEASE_COMMIT"
+
+# Commits log
+COMMIT_LOG=$(git log "$LAST_RELEASE_COMMIT"..HEAD --pretty=format:"- [\`%h\`](https://github.com/"${GITHUB_REPO}"/commit/%H) %s (%an)")
+if [ -z "$COMMIT_LOG" ]; then
+  COMMIT_LOG="⚠️No new commits since $LATEST_TAG."
+fi
+echo "✅Commits log generated"
+
+# Release notes header
+echo "" >> $RELEASE_NOTES
+
+# Commits log
+echo "### 📜 Commits:" >> $RELEASE_NOTES
+echo "***" >> $RELEASE_NOTES
+echo "" >> $RELEASE_NOTES
+echo "$COMMIT_LOG" >> $RELEASE_NOTES
+echo "" >> $RELEASE_NOTES
+echo "### 🔒 Checksums" >> $RELEASE_NOTES
+
+# Get checksums
+ARTIFACTS_DIR="."
+if [ -d "$ARTIFACTS_DIR" ]; then
+  for file in "$ARTIFACTS_DIR"/*.jar; do
+    if [ -f "$file" ]; then
+      MD5=$(md5sum "$file" | awk '{ print $1 }')
+      SHA256=$(sha256sum "$file" | awk '{ print $1 }')
+      FILENAME=$(basename "$file")
+
+      echo "|           | $FILENAME |" >> $RELEASE_NOTES
+      echo "| --------- | --------- |" >> $RELEASE_NOTES
+      echo "| MD5       | $MD5      |" >> $RELEASE_NOTES
+      echo "| SHA256    | $SHA256   |" >> $RELEASE_NOTES
+    fi
+  done
+else
+  echo "⚠️No artifacts found." >> $RELEASE_NOTES
+fi
+echo "🔒Checksums calculated"
+
+# EOL warning
+if [ "$IS_EOL" = true ]; then
+  echo "" >> $RELEASE_NOTES
+  echo "> [!WARNING]" >> $RELEASE_NOTES
+  echo "> This version of Leaf is end-of-life and will only receive critical bugfixes from upstream." >> $RELEASE_NOTES
+  echo "> Update to latest version and gain better performance!" >> $RELEASE_NOTES
+fi
+
+# Unsupported warning
+if [ "$IS_UNSUPPORTED" = true ]; then
+  echo "" >> $RELEASE_NOTES
+  echo "> [!CAUTION]" >> $RELEASE_NOTES
+  echo "> This version of Leaf is unsupported and will not receive any bugfixes." >> $RELEASE_NOTES
+  echo "> Use at your own risk!" >> $RELEASE_NOTES
+fi
+
+# Delete last tag
+gh release delete ver-1.21.4 --cleanup-tag -y -R "${GITHUB_REPO}"
+echo "🚀Ready for release"