Use task attribute to identify deployments

Author: reakaleek

.github/workflows/preview-build.yml

@@ -69,10 +69,12 @@ jobs:
             const { owner, repo } = context.repo;
             const prNumber = process.env.PR_NUMBER;
             const environment = 'docs-preview';
+            const task = prNumber ? `docs-preview-${prNumber}` : undefined;
             const deployment = await github.rest.repos.createDeployment({
                 owner,
                 repo,
                 environment,
+                task,
                 ref: process.env.REF,
                 auto_merge: false,
                 transient_environment: true,

.github/workflows/preview-cleanup.yml

@@ -24,7 +24,7 @@ jobs:
               owner,
               repo,
               environment: 'docs-preview',
-              ref: context.payload.pull_request.head.ref,
+              task: `docs-preview-${context.issue.number}`,
             });
             core.setOutput('is-empty', deployments.data.length === 0)
             for (const deployment of deployments.data) {