ci: use centralized reusable markdown link check workflow from devtools

.github/workflows/check-markdown-links.yml

@@ -7,45 +7,4 @@ on:
 
 jobs:
   check-links:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: gaurav-nelson/github-action-markdown-link-check@3c3b66f1f7d0900e37b71eca45b63ea9eedfce31 # v1.0.17
-        id: link-check
-        with:
-          use-quiet-mode: 'yes'
-          use-verbose-mode: 'yes'
-          config-file: '.markdown-link-check.json'
-        continue-on-error: true
-
-      - name: Create issue if links are broken
-        if: steps.link-check.outcome == 'failure'
-        uses: actions/github-script@v7
-        with:
-          script: |
-            const title = '🔗 Broken markdown links detected';
-            const label = 'broken-links';
-
-            // Check for existing open issue to avoid duplicates
-            const existing = await github.rest.issues.listForRepo({
-              owner: context.repo.owner,
-              repo: context.repo.repo,
-              state: 'open',
-              labels: label,
-            });
-
-            if (existing.data.length > 0) {
-              console.log(`Issue already exists: #${existing.data[0].number}`);
-              return;
-            }
-
-            const runUrl = `${context.serverUrl}/${context.repo.owner}/${context.repo.repo}/actions/runs/${context.runId}`;
-
-            await github.rest.issues.create({
-              owner: context.repo.owner,
-              repo: context.repo.repo,
-              title,
-              body: `The weekly markdown link check found broken links.\n\nSee the [workflow run](${runUrl}) for details.`,
-              labels: [label],
-            });
+    uses: strands-agents/devtools/.github/workflows/check-markdown-links.yml@main