chore(ci): add slack notification when failure

.github/workflows/daily_ci.yml

@@ -1,12 +1,29 @@
 # This workflow runs every weekday at 15:00 UTC (8AM PDT)
 name: Daily CI
 
+permissions:
+  id-token: write
+  contents: read
+
 on:
   schedule:
     - cron: "00 15 * * 1-5"
-
+  pull_request:
+    paths:
+      .github/workflows/daily_ci.yml
 jobs:
   DAILY_CI:
     # Don't run the cron builds on forks
     if: github.event_name != 'schedule' || github.repository_owner == 'aws'
-    uses: ./.github/workflows/ci.yml
+    uses: ./.github/workflows/ci.yml
+  notify:
+    needs:
+      [
+        DAILY_CI
+      ]
+    if: ${{ failure() && github.event_name == 'schedule'}}
+    uses: ./.github/workflows/slack-notification.yml
+    with:
+      message: "Daily CI failed on `${{ github.repository }}`. View run: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
+    secrets:
+      SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL_CI }}

.github/workflows/issue-notification.yml

@@ -0,0 +1,25 @@
+name: Issue Created Notification
+permissions:
+  contents: read
+on:
+  issues:
+    types: [opened, reopened]
+  issue_comment:
+    types: [created]
+
+jobs:
+  notify-issue:
+    if: github.event_name == 'issues'
+    uses: aws/aws-cryptographic-material-providers-library/.github/workflows/slack-notification.yml@main
+    with:
+      message: "New github issue `${{ github.event.issue.title }}`. Link: ${{ github.event.issue.html_url }}"
+    secrets:
+      SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL_GHI }}
+
+  notify-comment:
+    if: github.event_name == 'issue_comment' && !github.event.issue.pull_request
+    uses: aws/aws-cryptographic-material-providers-library/.github/workflows/slack-notification.yml@main
+    with:
+      message: "New comment on issue `${{ github.event.issue.title }}`. Link: ${{ github.event.comment.html_url }}"
+    secrets:
+      SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL_GHI }}