* Fix: surface scan failures in extension popup for local files
Scanning a local file:// page with "Allow access to file URLs" off left
the popup stuck on "Scanning..." because the blocked content-script
injection returned silently. ensureContentScriptInjected() now returns the
real error, and sendScanToTab() sends a scan-failed message that the popup
renders as a small line, with a permission hint shown only for file:// tabs.
Fixes#258
Co-authored-by: Cursor <cursoragent@cursor.com>
* Improve: report the actual error when a non-file scan fails
The generic "This page can't be scanned." gave no reason. Non-file failures
now read "Couldn't scan this page: <error>" so the user sees what Chrome
reported instead of a dead end.
Co-authored-by: Cursor <cursoragent@cursor.com>
* Fix: scope popup broadcasts to the active tab
The popup acted on every findings-updated / scan-failed / overlays broadcast
regardless of which tab it targeted, so a background or DevTools-driven
rescan on another tab could reset the button or show a spurious error. Cache
the active tab id and ignore broadcasts for other tabs.
Co-authored-by: Cursor <cursoragent@cursor.com>
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Co-authored-by: Cursor <cursoragent@cursor.com>
Adds a Manifest V3 Chrome extension that injects the detector when
DevTools opens, with a dedicated panel for browsing findings, a toolbar
popup for quick scan/toggle, and per-rule settings synced via
chrome.storage. Categorizes anti-patterns into AI slop vs quality
issues with visual differentiation (sparkle prefix, panel grouping).
Overlay labels are polished with flush positioning, cycling for
multi-finding elements, and synchronized hover darkening.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>