Check changesets separately so it doesn't block preview deploy

.github/workflows/CI.yml

@@ -75,32 +75,3 @@ jobs:
         with:
           name: missing.patch
           path: missing.patch
-
-  changesets:
-    name: changesets
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b # v4.1.5
-      with:
-        fetch-depth: 0
-    - uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
-      with:
-        node-version: 'lts/*'
-    - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
-
-    - run: pnpm install
-
-    - name: Check for missing changesets
-      run: |
-        PR_CHANGESETS=$(ls .changeset | (grep -v -E 'README\.md|config\.json' || true) | wc -l)
-        MAIN_CHANGESETS=$(git ls-tree -r origin/v2 .changeset | (grep -v -E 'README\.md|config\.json' || true) | wc -l)
-
-        # If the PR has no changesets, but main has changesets, assume this is PR is a versioning PR and exit
-        if [[ $PR_CHANGESETS -eq 0 && $MAIN_CHANGESETS -gt 0 ]]; then
-          echo "This PR is a versioning PR, exiting"
-          exit 0
-        fi
-
-        # git switch -c changesets-temp
-        # git checkout origin/v2 -- <ignored files>
-        pnpm changeset status --since=origin/v2

.github/workflows/check-changesets.yml

@@ -0,0 +1,41 @@
+name: Check changesets
+on:
+  pull_request:
+    branches:
+      - v2
+
+# Ensure scripts are run with pipefail. See:
+# https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#exit-codes-and-error-action-preference
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  changesets:
+    name: changesets
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b # v4.1.5
+      with:
+        fetch-depth: 0
+    - uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
+      with:
+        node-version: 'lts/*'
+    - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
+
+    - run: pnpm install
+
+    - name: Check for missing changesets
+      run: |
+        PR_CHANGESETS=$(ls .changeset | (grep -v -E 'README\.md|config\.json' || true) | wc -l)
+        MAIN_CHANGESETS=$(git ls-tree -r origin/v2 .changeset | (grep -v -E 'README\.md|config\.json' || true) | wc -l)
+
+        # If the PR has no changesets, but main has changesets, assume this is PR is a versioning PR and exit
+        if [[ $PR_CHANGESETS -eq 0 && $MAIN_CHANGESETS -gt 0 ]]; then
+          echo "This PR is a versioning PR, exiting"
+          exit 0
+        fi
+
+        # git switch -c changesets-temp
+        # git checkout origin/v2 -- <ignored files>
+        pnpm changeset status --since=origin/v2