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[Terminal] Preview: alternate screen top gap flickers intermittently #9262

[Terminal] Preview: alternate screen top gap flickers intermittently

[Terminal] Preview: alternate screen top gap flickers intermittently #9262

name: Slack Notify First Responders
on:
issues:
types: [labeled]
permissions:
contents: read
env:
PRIORITY_LABELS: '["priority:P0", "priority:P1"]'
REPRODUCIBLE_LABEL: 'state:reproducible'
FREQUENCY_LABELS: '["frequency:always", "frequency:common"]'
MARKER_REACTION: 'eyes'
jobs:
notify-slack:
if: github.repository_owner == 'zed-industries' && github.event.issue.state == 'open'
runs-on: namespace-profile-2x4-ubuntu-2404
permissions:
contents: read
# For the issue reaction used to dedupe notifications.
issues: write
# Serialize per issue so the reaction claim below can't race.
concurrency:
group: slack-notify-first-responders-${{ github.event.issue.number }}
cancel-in-progress: false
steps:
- name: Check label combination and claim the notification
id: check-label
env:
GH_TOKEN: ${{ github.token }}
GH_REPO: ${{ github.repository }}
LABEL_NAME: ${{ github.event.label.name }}
ISSUE_NUMBER: ${{ github.event.issue.number }}
run: |
set -euo pipefail
api() {
curl -sS \
-H "Authorization: Bearer $GH_TOKEN" \
-H "Accept: application/vnd.github+json" \
-H "X-GitHub-Api-Version: 2022-11-28" \
"$@"
}
# Ignore labels outside the trifecta so unrelated later edits don't re-fire.
TRIGGER_LABELS=$(jq -cn \
--argjson priority "$PRIORITY_LABELS" \
--arg repro "$REPRODUCIBLE_LABEL" \
--argjson freq "$FREQUENCY_LABELS" \
'$priority + [$repro] + $freq')
if ! echo "$TRIGGER_LABELS" | jq -e --arg l "$LABEL_NAME" 'index($l) != null' > /dev/null; then
echo "Added label '$LABEL_NAME' is not in the trigger set, skipping"
echo "should_notify=false" >> "$GITHUB_OUTPUT"
exit 0
fi
# The webhook's issue.labels snapshot is racy under bulk apply; read live.
ISSUE_LABELS_JSON=$(api -f "https://api.github.com/repos/$GH_REPO/issues/$ISSUE_NUMBER/labels?per_page=100" | jq '[.[].name]')
MATCHED_PRIORITY=$(echo "$ISSUE_LABELS_JSON" | jq -r --argjson priority "$PRIORITY_LABELS" 'map(select(. as $x | $priority | index($x) != null)) | first // ""')
HAS_REPRO=$(echo "$ISSUE_LABELS_JSON" | jq --arg l "$REPRODUCIBLE_LABEL" 'index($l) != null')
HAS_FREQ=$(echo "$ISSUE_LABELS_JSON" | jq --argjson freq "$FREQUENCY_LABELS" 'any(.[]; . as $x | $freq | index($x) != null)')
if [ -z "$MATCHED_PRIORITY" ] || [ "$HAS_REPRO" != "true" ] || [ "$HAS_FREQ" != "true" ]; then
echo "Combination not yet satisfied (priority=$MATCHED_PRIORITY, reproducible=$HAS_REPRO, frequency=$HAS_FREQ), skipping"
echo "should_notify=false" >> "$GITHUB_OUTPUT"
exit 0
fi
# A bulk label apply emits one `labeled` event per label, so several
# runs reach this point. Creating the reaction is our atomic claim:
# one run gets 201 and notifies, the rest get 200. It's scoped to our
# own reaction, so a human's reaction can't suppress it.
REACTION_PAYLOAD=$(jq -cn --arg content "$MARKER_REACTION" '{content: $content}')
REACTION_RESPONSE=$(api -w "\n%{http_code}" -X POST \
"https://api.github.com/repos/$GH_REPO/issues/$ISSUE_NUMBER/reactions" \
-d "$REACTION_PAYLOAD")
REACTION_BODY=$(echo "$REACTION_RESPONSE" | sed '$d')
REACTION_STATUS=$(echo "$REACTION_RESPONSE" | tail -n1)
if [ "$REACTION_STATUS" = "200" ]; then
echo "First responders already notified for this issue (reaction present), skipping"
echo "should_notify=false" >> "$GITHUB_OUTPUT"
exit 0
fi
if [ "$REACTION_STATUS" != "201" ]; then
echo "::error::Unexpected status $REACTION_STATUS creating reaction: $REACTION_BODY"
exit 1
fi
REACTION_ID=$(echo "$REACTION_BODY" | jq -r '.id')
LABELS=$(echo "$ISSUE_LABELS_JSON" | jq -r 'join(", ")')
echo "Confirmed high-frequency $MATCHED_PRIORITY, notifying"
{
echo "notify_reason=confirmed $MATCHED_PRIORITY"
echo "issue_labels=$LABELS"
echo "reaction_id=$REACTION_ID"
echo "should_notify=true"
} >> "$GITHUB_OUTPUT"
- name: Build Slack message payload
if: steps.check-label.outputs.should_notify == 'true'
env:
ISSUE_TITLE: ${{ github.event.issue.title }}
ISSUE_URL: ${{ github.event.issue.html_url }}
LABELED_BY: ${{ github.event.sender.login }}
NOTIFY_REASON: ${{ steps.check-label.outputs.notify_reason }}
LABELS: ${{ steps.check-label.outputs.issue_labels }}
run: |
jq -n \
--arg notify_reason "$NOTIFY_REASON" \
--arg issue_title "$ISSUE_TITLE" \
--arg issue_url "$ISSUE_URL" \
--arg labeled_by "$LABELED_BY" \
--arg labels "$LABELS" \
'{
"blocks": [
{
"type": "section",
"text": {
"type": "mrkdwn",
"text": "<!subteam^S096CPUUGLF> New *\($notify_reason)* issue"
}
},
{
"type": "section",
"fields": [
{
"type": "mrkdwn",
"text": "*Issue:*\n<\($issue_url)|\($issue_title)>"
},
{
"type": "mrkdwn",
"text": "*Labeled by:*\n\($labeled_by)"
},
{
"type": "mrkdwn",
"text": "*Labels:*\n\($labels)"
}
]
}
]
}' > payload.json
echo "Payload built successfully:"
cat payload.json
- name: Send Slack notification
if: steps.check-label.outputs.should_notify == 'true'
env:
SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_FIRST_RESPONDERS }}
GH_TOKEN: ${{ github.token }}
GH_REPO: ${{ github.repository }}
ISSUE_NUMBER: ${{ github.event.issue.number }}
REACTION_ID: ${{ steps.check-label.outputs.reaction_id }}
run: |
set -uo pipefail
release_claim() {
if [ -n "${REACTION_ID:-}" ]; then
echo "Releasing reaction claim so the notification can be retried"
curl -sS -X DELETE \
-H "Authorization: Bearer $GH_TOKEN" \
-H "Accept: application/vnd.github+json" \
-H "X-GitHub-Api-Version: 2022-11-28" \
"https://api.github.com/repos/$GH_REPO/issues/$ISSUE_NUMBER/reactions/$REACTION_ID" || true
fi
}
if [ -z "$SLACK_WEBHOOK_URL" ]; then
echo "::error::SLACK_WEBHOOK_FIRST_RESPONDERS secret is not set"
release_claim
exit 1
fi
HTTP_RESPONSE=$(curl -s -w "\n%{http_code}" -X POST "$SLACK_WEBHOOK_URL" \
-H "Content-Type: application/json" \
-d @payload.json)
HTTP_BODY=$(echo "$HTTP_RESPONSE" | sed '$d')
HTTP_STATUS=$(echo "$HTTP_RESPONSE" | tail -n 1)
echo "Slack API response status: $HTTP_STATUS"
echo "Slack API response body: $HTTP_BODY"
if [ "$HTTP_STATUS" -ne 200 ]; then
echo "::error::Slack notification failed with status $HTTP_STATUS: $HTTP_BODY"
release_claim
exit 1
fi
echo "Slack notification sent successfully"