Files
pbakaus_impeccable/.github
Paul BakausandClaude Opus 4.7 c3e18fe664 fix(live): four bugs surfaced by E2E suite + CSP meta auto-patch
CSP meta-tag auto-patch (live-inject.mjs)
  When the user's HTML carries <meta http-equiv="Content-Security-Policy">,
  the cross-origin load of /live.js and the SSE/POST stream back to
  localhost:PORT are both blocked. Insert: append http://localhost:PORT to
  script-src and connect-src, plus blob: to img-src (the shader overlay),
  stash the original content value as a base64 data-impeccable-csp-original
  attribute. Remove: decode the marker and restore the original verbatim.
  Header-based CSP (Next/Nuxt/SvelteKit configs) intentionally untouched —
  those flow through the existing detect-csp.mjs reference path.

JSX-aware accept (live-accept.mjs)
  - Carbonize stash now emits style={{ display: 'contents' }} for JSX targets
    instead of style="display: contents" (HTML form). React 19 was throwing
    "Failed to set indexed property [0] on CSSStyleDeclaration" on the
    string form because it iterated chars onto the style object.
  - extractCss now matches </style> anywhere on a line, not just at line
    start. Previously a JSX template-literal close like `}</style> would
    leak the backtick + brace into the carbonize stash, breaking JSX.
  - Carbonize stash wraps the CSS body in {` … `} for JSX targets so curly
    braces in CSS rules don't get parsed as JSX expressions.

Conditional-render UX (live-browser.js)
  - Drop the 2s-then-window.location.reload() fallback in the SSE 'done'
    handler. That reload was masking a real failure mode: when the picked
    element lives inside conditional render (closed modal, hidden tab,
    other-route), Fast Refresh remounts the parent and state resets, so
    the variants land in source but never reach the DOM. Reload also reset
    state to default, leaving the user stuck.
  - Replace with a 6s contextual toast: "Variants ready. If the picked
    element isn't visible, retrace the path that revealed it — they'll
    appear automatically." The MutationObserver stays armed and
    auto-transitions to CYCLING once the variants finally mount.
  - Pick-time heads-up: when the picked element is inside [role="dialog"],
    [data-state="open"], a multi-tab tabpanel, or an aria-expanded
    collapsible, fire a brief upfront toast so the user knows what to
    expect if state resets during generation.

Hydration race (live-browser.js)
  - SvelteKit (and any framework that hydrates after HTML parse) was
    failing post-Vite-page-reload because init() ran resumeSession()
    before the variant wrapper hydrated into the DOM. The OLD reload
    fallback masked this by triggering a second reload whose hydration
    benefited from warm cache. Without that, fix it properly: install a
    scout MutationObserver in init() that retries resumeSession() once
    [data-impeccable-variants] lands in the DOM.

Shader overlay (live-browser.js)
  - WebGL fallback in showShaderOverlay used Object.assign(img.style,
    canvas.style, …), which throws on modern Chromium because
    CSSStyleDeclaration's indexed properties are not writable. Use
    cssText to copy positioning instead.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-24 23:37:45 -07:00
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