added release notes automation

.gitea/workflows/release.yml

@@ -26,6 +26,28 @@ jobs:
         echo "tag=v$VERSION" >> "$GITHUB_OUTPUT"
         echo "Version: $VERSION"
 
+    - name: Extract Release Notes
+      id: release_notes
+      run: |
+        VERSION=$(cat version.txt)
+        # Extract release notes for this version
+        # Find the section for this version and extract until the next version section
+        RELEASE_NOTES=$(awk -v ver="$VERSION" '
+          /^## \[/ {
+            if (found) exit
+            if ($0 ~ "\\[" ver "\\]") found=1
+            else if (found) exit
+            next
+          }
+          found && NF { print }
+        ' RELEASENOTES.md | sed -e :a -e '/^$/N;$!ba' -e 's/^[[:space:]]*//;s/[[:space:]]*$//')
+        
+        # Escape newlines for GitHub output
+        RELEASE_NOTES="${RELEASE_NOTES//'%'/'%25'}"
+        RELEASE_NOTES="${RELEASE_NOTES//$'\n'/'%0A'}"
+        RELEASE_NOTES="${RELEASE_NOTES//$'\r'/'%0D'}"
+        echo "body=$RELEASE_NOTES" >> "$GITHUB_OUTPUT"
+
     - name: Compile Spearhead
       uses: https://git.dutchie031.com/dutchie031/DcsMissionScriptingTools/github-action@action/v0
       with:
@@ -57,6 +79,7 @@ jobs:
       with:
         tag_name: ${{ steps.read_version.outputs.tag }}
         name: Release ${{ steps.read_version.outputs.tag }}
+        body: ${{ steps.release_notes.outputs.body }}
         draft: true
         files: |-
           ./output/spearhead.lua