use AI to generate release notes

.github/scripts/ai-release-notes.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+
+# Sanitize the changelog by escaping backticks to prevent command execution
+changelog_safe="${1//\`/\\\`}"
+
+previous_release_notes=$(curl -s https://api.github.com/repos/$GITHUB_REPOSITORY/releases | jq -c '.[0:8][] | {"body": .body, "name": .name}')
+
+conv=$(cat <<EOF
+You are a helpful assistant that generates release notes for a software project.
+You will be given a changelog and you will need to generate release notes for the following changelog:
+$changelog_safe
+
+The release notes will be embedded in the following format:
+### Major Changes
+{{ AI RESPONSE }}
+
+<details>
+...
+</details>
+
+Avoid long release notes. Keep it short and concise, a few bullet points (max 5-6). Use markdown formatting if needed.
+Do NOT respond with suggestions! The response will be processed programmatically and embedded in the release notes.
+Do NOT include the details tag or content in the response. Do NOT include the Major Changes header in the response.
+
+Previous release notes:
+$previous_release_notes
+EOF
+)
+
+conv_json=$(echo "$conv" | jq -R -s '{"model": "'"$OPENROUTER_MODEL"'", "messages": [{"role": "user", "content": .}]}')
+conv_response=$(curl -X POST -H "Authorization: Bearer $OPENROUTER_TOKEN" -H "Content-Type: application/json" -d "$conv_json" https://openrouter.ai/api/v1/chat/completions)
+echo "$conv_response"
+
+conv_response_text=$(echo "$conv_response" | jq -r '.choices[0].message.content')
+
+echo "release_notes<<EOF" >> $GITHUB_OUTPUT
+echo "$conv_response_text" >> $GITHUB_OUTPUT
+echo "EOF" >> $GITHUB_OUTPUT

.github/workflows/build-release.yml

@@ -60,8 +60,19 @@ jobs:
         fi
         echo "changelog<<EOF" >> $GITHUB_OUTPUT
         echo " - ${changelog//$'\n'/$'\n' - }" >> $GITHUB_OUTPUT
+        echo " - ${changelog//$'\n'/$'\n' - }" >> ./generated_changelog.txt
         echo "EOF" >> $GITHUB_OUTPUT
 
+    - name: "Generate AI release notes"
+      id: ai_release_notes
+      run: |
+        ./.github/scripts/ai-release-notes.sh "$(cat ./generated_changelog.txt)"
+      env:
+        OPENROUTER_MODEL: ${{ vars.OPENROUTER_MODEL }}
+        OPENROUTER_TOKEN: ${{ secrets.OPENROUTER_TOKEN }}
+        GITHUB_TOKEN: ${{ github.token }}
+        GITHUB_REPOSITORY: ${{ github.repository }}
+
     # download build artifacts
     - name: "Download build artifacts"
       uses: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093 # v4.3.0
@@ -77,7 +88,7 @@ jobs:
         tag_name: "v${{ inputs.version }}"
         body: |
           ### Major Changes
-          * ...
+          ${{ steps.ai_release_notes.outputs.release_notes }}
 
           <details>
             <summary>Full changelog</summary>