feat(ci): use slack block kit with install command

.github/workflows/publish.yml

@@ -94,35 +94,65 @@ jobs:
             exit 1
           fi
 
-      - name: Extract version and release notes
+      - name: Build Slack payload
         if: success()
-        id: release-info
+        id: slack
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          RELEASE_TAG: ${{ inputs.release_tag }}
         run: |
-          version=$(uv run python -c "import re; m = re.search(r'__version__\s*=\s*[\"\\x27]([^\"\\x27]+)', open('lib/crewai/src/crewai/__init__.py').read()); print(m.group(1))")
-          echo "version=$version" >> $GITHUB_OUTPUT
+          payload=$(uv run python -c "
+          import json, re, subprocess, sys
 
-          tag="${{ inputs.release_tag }}"
-          if [ -z "$tag" ]; then
-            tag="$version"
-          fi
+          with open('lib/crewai/src/crewai/__init__.py') as f:
+              m = re.search(r\"__version__\s*=\s*[\\\"']([^\\\"']+)\", f.read())
+          version = m.group(1) if m else 'unknown'
 
-          # Fetch release body and convert GitHub markdown to Slack mrkdwn
-          notes=$(gh release view "$tag" --json body -q '.body' 2>/dev/null || echo "")
-          if [ -n "$notes" ]; then
-            notes=$(echo "$notes" \
-              | sed 's/^### \(.*\)/*\1*/g' \
-              | sed 's/^## \(.*\)/*\1*/g' \
-              | sed 's/\*\*\([^*]*\)\*\*/*\1*/g' \
-              | sed 's/^- /• /g')
-          fi
+          import os
+          tag = os.environ.get('RELEASE_TAG') or version
 
-          # Build JSON payload with proper escaping via jq
-          payload=$(jq -nc \
-            --arg version "$version" \
-            --arg notes "$notes" \
-            '{text: ":rocket: *crewAI v\($version)* published to <https://pypi.org/project/crewai/\($version)/|PyPI>\n\n\($notes)"}')
+          try:
+              r = subprocess.run(['gh','release','view',tag,'--json','body','-q','.body'],
+                                 capture_output=True, text=True, check=True)
+              body = r.stdout.strip()
+          except Exception:
+              body = ''
+
+          blocks = [
+              {'type':'section','text':{'type':'mrkdwn',
+                  'text':f':rocket: \`crewai v{version}\` published to PyPI'}},
+              {'type':'section','text':{'type':'mrkdwn',
+                  'text':f'<https://pypi.org/project/crewai/{version}/|View on PyPI> · <https://github.com/crewAIInc/crewAI/releases/tag/{version}|Release notes>'}},
+              {'type':'divider'},
+          ]
+
+          if body:
+              heading, items = '', []
+              for line in body.split('\n'):
+                  line = line.strip()
+                  if not line: continue
+                  hm = re.match(r'^#{2,3}\s+(.*)', line)
+                  if hm:
+                      if heading and items:
+                          skip = heading in ('What\\'s Changed','') or 'Contributors' in heading
+                          if not skip:
+                              txt = f'*{heading}*\n' + '\n'.join(f'• {i}' for i in items)
+                              blocks.append({'type':'section','text':{'type':'mrkdwn','text':txt}})
+                      heading, items = hm.group(1), []
+                  elif line.startswith('- '):
+                      items.append(re.sub(r'\*\*([^*]*)\*\*', r'*\1*', line[2:]))
+              if heading and items:
+                  skip = heading in ('What\\'s Changed','') or 'Contributors' in heading
+                  if not skip:
+                      txt = f'*{heading}*\n' + '\n'.join(f'• {i}' for i in items)
+                      blocks.append({'type':'section','text':{'type':'mrkdwn','text':txt}})
+
+          blocks.append({'type':'divider'})
+          blocks.append({'type':'section','text':{'type':'mrkdwn',
+              'text':f'\`\`\`uv add \"crewai[tools]=={version}\"\`\`\`'}})
+
+          print(json.dumps({'blocks':blocks}))
+          ")
           echo "payload=$payload" >> $GITHUB_OUTPUT
 
       - name: Notify Slack
@@ -131,4 +161,4 @@ jobs:
         with:
           webhook: ${{ secrets.SLACK_WEBHOOK_URL }}
           webhook-type: incoming-webhook
-          payload: ${{ steps.release-info.outputs.payload }}
+          payload: ${{ steps.slack.outputs.payload }}