Add daily semconv check

.github/workflows/build-dev.yml

@@ -7,6 +7,11 @@ on:
         description: Regex of submodule paths to update to HEAD before building.
         default: content-modules
         type: string
+  workflow_call:
+    inputs:
+      submodule_path_regex:
+        type: string
+        required: true
 
 jobs:
   build-and-test:

.github/workflows/build-semconv-daily.yml

@@ -0,0 +1,22 @@
+name: Build Semantic Conventions (daily)
+
+on:
+  schedule:
+    # daily at 10:24 UTC
+    - cron: "24 10 * * *"
+  workflow_dispatch:
+
+jobs:
+  build-dev:
+    uses: ./.github/workflows/build-dev.yml
+    with:
+      submodule_path_regex: semantic-conventions
+
+  workflow-notification:
+    needs:
+      - build-dev
+    if: always()
+    uses: ./.github/workflows/reusable-workflow-notification.yml
+    with:
+      success: ${{ needs.build-dev.result == 'success' }}
+      repo: open-telemetry/semantic-conventions

.github/workflows/reusable-workflow-notification.yml

@@ -0,0 +1,55 @@
+# this is useful because notifications for scheduled workflows are only sent to the user who
+# initially created the given workflow
+name: Reusable - Workflow notification
+
+on:
+  workflow_call:
+    inputs:
+      success:
+        type: boolean
+        required: true
+      repo:
+        type: string
+        required: false
+
+jobs:
+  workflow-notification:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Open issue or add comment if issue already open
+        env:
+          # need to use opentelemetrybot for opening issues in other repos
+          GH_TOKEN: ${{ inputs.repo && secrets.OPENTELEMETRYBOT_GITHUB_TOKEN || secrets.GITHUB_TOKEN }}
+        run: |
+          if [ -z "${{ inputs.repo }}" ]; then
+            repo="$GITHUB_REPOSITORY"
+            title="Workflow failed: $GITHUB_WORKFLOW"
+            body="See [$GITHUB_WORKFLOW #$GITHUB_RUN_NUMBER](https://github.com/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID)."
+          else
+            repo="${{ inputs.repo }}"
+            title="Workflow failed: $GITHUB_REPOSITORY $GITHUB_WORKFLOW"
+            body="See [$GITHUB_REPOSITORY $GITHUB_WORKFLOW #$GITHUB_RUN_NUMBER](https://github.com/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID)."
+          fi
+
+          # TODO (trask) search doesn't support exact phrases, so it's possible that this could grab the wrong issue
+          number=$(gh issue list --repo $repo --search "in:title $title" --limit 1 --json number -q .[].number)
+
+          echo $number
+          echo ${{ inputs.success }}
+
+          if [[ $number ]]; then
+            if [[ "${{ inputs.success }}" == "true" ]]; then
+              gh issue close $number \
+                             --repo $repo
+            else
+              gh issue comment $number \
+                               --repo $repo \
+                               --body "$body"
+            fi
+          elif [[ "${{ inputs.success }}" == "false" ]]; then
+            gh issue create --repo $repo \
+                            --title "$title (#$GITHUB_RUN_NUMBER)" \
+                            --body "$body"
+          fi