Spinner alignment issue

[jurgenwerk]

Center the Preview panel loading spinner to fix misalignment.

Before:

After:

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Linear Issue: CS-10070

 

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Note

Improves loading state alignment in the Playground panel.

• Wraps LoadingIndicator with a .loading div when creating a new instance and during general loading states
• Updates .loading styles to use flexbox centering (align-items, justify-content), full width/height, and removes fixed vertical margin

^{Written by Cursor Bugbot for commit 54c2e47. This will update automatically on new commits. Configure here.}

[cursor]

Cursor Agent can help with this pull request. Just @cursor in comments and I'll start working on changes in this branch.
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[github-actions]

Preview deployments

• Host staging preview
• Host production preview

[github-actions]

Host Test Results

    1 files  ±  0      1 suites  ±0   1h 39m 49s ⏱️ + 11m 8s
1 890 tests +215  1 873 ✅ +216  17 💤 ±0  0 ❌  - 1 
1 905 runs  +216  1 888 ✅ +217  17 💤 ±0  0 ❌  - 1 

Results for commit 54c2e47. ± Comparison against base commit ed9f93a.

This pull request removes 1 and adds 216 tests. Note that renamed tests count towards both.

Chrome ‑ Global error: Uncaught TypeError: Failed to fetch at http://localhost:7357/assets/chunk.bccf49eb4edd1d62c4ab.js, line 150984  While executing test: Integration | card-copy: copy button does not appear when right and left stacks are both the same index card 

Chrome ‑ Integration | Store: added instance that was previously not saved will begin to auto save after being added
Chrome ‑ Integration | Store: an instance can be restored after a loader reset
Chrome ‑ Integration | Store: an instance can debounce auto saves
Chrome ‑ Integration | Store: an instance can live update thru an error state
Chrome ‑ Integration | Store: an instance live updates from indexing events for a code update
Chrome ‑ Integration | Store: an instance live updates from indexing events for an instance update
Chrome ‑ Integration | Store: an instance that started out with a local ID can be restored after a loader reset
Chrome ‑ Integration | Store: an instance will NOT auto save when its data changes, if the user does not have write permissions
Chrome ‑ Integration | Store: an instance will auto save when its data changes
Chrome ‑ Integration | Store: an unsaved instance live updates when realm event matching local ID is received
…

♻️ This comment has been updated with latest results.

[jurgenwerk]

@cursoragent delete plan file

[cursor]

Deleted the plan file and pushed the update.

Summary:

• Removed docs/cs-10070-misaligned-spinner-plan.md per request.

Testing:

• Not run (deletion only).

Let me know if you need anything else adjusted.