EverOS/.github/workflows/linear-sync.yml at main · Fearvox/EverOS · GitHub

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name: Linear sync for tracking mirrors

on:
  issues:
    types: [opened, labeled]

permissions:
  issues: write
  contents: read

concurrency:
  group: linear-sync-issue-${{ github.event.issue.number }}
  cancel-in-progress: false

jobs:
  sync:
    if: |
      contains(github.event.issue.labels.*.name, 'pr-mirror') &&
      (github.event.action == 'opened' || github.event.label.name == 'pr-mirror')
    runs-on: ubuntu-latest
    steps:
      - name: Mirror GitHub issue to Linear
        uses: actions/github-script@v7
        env:
          LINEAR_API_KEY: ${{ secrets.LINEAR_API_KEY }}
          LINEAR_TEAM_ID: ${{ vars.LINEAR_TEAM_ID }}
          LINEAR_PROJECT_ID: ${{ vars.LINEAR_PROJECT_ID }}
        with:
          script: |
            const issue = context.payload.issue;
            const repo = `${context.repo.owner}/${context.repo.repo}`;

            // Idempotency: skip if Linear marker comment already exists
            const { data: comments } = await github.rest.issues.listComments({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: issue.number,
              per_page: 100
            });
            if (comments.some(c => c.body.includes('🔗 Linear:'))) {
              core.info('Already synced (marker comment present). Skipping.');
              return;
            }

            const isUrgent = issue.labels.some(l => l.name === 'urgent');
            const priority = isUrgent ? 1 : 3;  // 1=Urgent, 3=Medium

            const description = [
              `**Source**: [${repo}#${issue.number}](${issue.html_url})`,
              '',
              '---',
              '',
              issue.body || '_(no body provided)_',
              '',
              '---',
              '',
              `_Auto-synced from GitHub by [linear-sync workflow](https://github.com/${repo}/actions)._`
            ].join('\n');

            const mutation = `
              mutation IssueCreate($input: IssueCreateInput!) {
                issueCreate(input: $input) {
                  success
                  issue { id identifier url }
                }
              }
            `;

            const response = await fetch('https://api.linear.app/graphql', {
              method: 'POST',
              headers: {
                'Authorization': process.env.LINEAR_API_KEY,
                'Content-Type': 'application/json',
                'x-apollo-operation-name': 'IssueCreate'
              },
              body: JSON.stringify({
                query: mutation,
                variables: {
                  input: {
                    title: issue.title,
                    description: description,
                    teamId: process.env.LINEAR_TEAM_ID,
                    projectId: process.env.LINEAR_PROJECT_ID,
                    priority: priority
                  }
                }
              })
            });

            const data = await response.json();

            if (!response.ok || data.errors || !data?.data?.issueCreate?.success) {
              const errMsg = 'Linear API error: ' + JSON.stringify(data, null, 2);
              core.error(errMsg);

              try {
                await github.rest.issues.createLabel({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  name: 'sync-failed',
                  color: 'D93F0B',
                  description: 'Linear sync workflow failed for this issue'
                });
              } catch (e) { /* exists already */ }

              await github.rest.issues.addLabels({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: issue.number,
                labels: ['sync-failed']
              });

              throw new Error(errMsg);
            }

            const linearIssue = data.data.issueCreate.issue;
            core.info(`Created ${linearIssue.identifier} -> ${linearIssue.url}`);

            await github.rest.issues.createComment({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: issue.number,
              body: `🔗 Linear: [${linearIssue.identifier}](${linearIssue.url})\n\n_Auto-created by linear-sync workflow._`
            });