🙋 Linear Webhook Setup

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Webhook URL:

${webhookUrl}

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\n ⚠️ Important: Set the LINEAR_WEBHOOK_SECRET environment variable in Val Town with your webhook signing secret before testing.\n

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Configuration Steps:

Go to Linear → Settings → API → Webhooks
Click \"Create webhook\"
Paste the URL above
Copy the signing secret and add it to Val Town as LINEAR_WEBHOOK_SECRET
Select your desired events (Issues, Comments recommended)
Save and test by creating/updating an issue

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The webhook uses AI to analyze notifications and route them to appropriate email channels based on content and priority.

\n\n`;\n\n return new Response(html, {\n headers: { 'Content-Type': 'text/html' }\n });\n }\n\n if (req.method !== 'POST') {\n return new Response('Method not allowed', { status: 405 });\n }\n\n try {\n // Get the raw body and signature\n const body = await req.text();\n const signature = req.headers.get('linear-signature') || '';\n\n // Verify the webhook signature\n if (!await verifyLinearSignature(body, signature, WEBHOOK_CONFIG.linear.signingSecret)) {\n console.error('Invalid webhook signature');\n return new Response('Unauthorized', { status: 401 });\n }\n\n // Parse the payload\n const payload: LinearWebhookPayload = JSON.parse(body);\n \n // Log the full webhook payload for debugging\n logFormatted(payload, \"Linear Webhook Received\");\n \n console.log(`Processing Linear ${payload.action} on ${payload.type}: ${payload.data.title || 'Untitled'}`);\n\n // Skip certain actions that don't need notifications\n const skipActions = ['view', 'read'];\n if (skipActions.includes(payload.action)) {\n return new Response('OK - Skipped', { status: 200 });\n }\n\n // Convert to standardized notification format\n const notificationData = convertLinearToNotificationData(payload);\n \n // IMPORTANT: Process asynchronously to avoid webhook timeout\n // Don't await this - let it run in the background\n processNotificationAsync(notificationData);\n\n // Return immediately to Linear to prevent timeout\n return new Response('OK - Processing', { status: 200 });\n\n } catch (error) {\n console.error('Error processing webhook:', error);\n return new Response('Internal Server Error', { status: 500 });\n }\n}","deleted","label",[98],"permalink","https://www.val.town/x/colel/slack-notification-triage-webhook/code/linear-webhook.ts","extension","actionData","errors"]