diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 732dfa8..e12d759 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,6 +4,7 @@ on:
   pull_request:
     branches:
       - master
+      - 0.x
 
 jobs:
   quality-checks:
diff --git a/.github/workflows/require-issue-link.yml b/.github/workflows/require-issue-link.yml
deleted file mode 100644
index baffb45..0000000
--- a/.github/workflows/require-issue-link.yml
+++ /dev/null
@@ -1,29 +0,0 @@
-name: Require Closing Keyword
-
-on:
-  pull_request:
-    branches:
-      - master
-    types: [opened, edited, synchronize, reopened]
-
-jobs:
-  check:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Ensure PR closes an issue
-        uses: actions/github-script@v7
-        with:
-          script: |
-            const body = context.payload.pull_request.body || '';
-            const labels =
-              (context.payload.pull_request.labels || []).map(l => l.name.toLowerCase());
-            const bypassLabels = ['no-issue', 'chore', 'docs', 'maintenance'];
-            const hasBypassLabel = labels.some(name => bypassLabels.includes(name));
-            const keywordPattern = /(close[sd]?|fix(e[sd])?|resolve[sd]?)\s+((#[0-9]+)|([\w.-]+\/[\w.-]+#\d+))/i;
-            const hasKeyword = keywordPattern.test(body);
-
-            if (!hasKeyword && !hasBypassLabel) {
-              core.setFailed(
-                'Add a closing keyword like "Closes #123" to the PR description or apply the "no-issue" label for work not tied to a tracked issue.',
-              );
-            }