feat(rsvp): add persistent context, display settings, and layout improvements, closes #3333 (#3528)

* feat(rsvp): add persistent context, display settings, and layout improvements, closes #3333

Add always-visible collapsible context panel, font size adjustment,
ORP color selection, and stable context window that only rebuilds on
scroll. Refactor speed controls into playback row with collapsible
settings behind a gear icon. Translate new i18n keys across 29 locales.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* fix(selfhost): update docker db schema to match FileRecords (#3527)

In #2636, FileRecord was defined to have updated_at  field
which is used when it is accessed from the database. But the
local dev setup is missing this field.

This diff adds an updated_at column to match the expectation

* chore(ci): cache system dependency and rustc outputs in ci

* chore(ci): lint script changed from tsc to tsgo

---------

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
Co-authored-by: Azeem Bande-Ali <me@azeemba.com>

apps/readest-app/src/utils/a11y.ts

@@ -72,9 +72,9 @@ export const handleA11yNavigation = (
     const skipLink = document.createElement('div');
     skipLink.id = skipLinkId;
     skipLink.setAttribute('cfi-inert', '');
-    skipLink.setAttribute('aria-hidden', 'false');
     skipLink.setAttribute('tabindex', '0');
-    skipLink.textContent = options?.skipToLastPosLabel ?? '';
+    skipLink.setAttribute('aria-hidden', 'false');
+    skipLink.setAttribute('aria-label', options?.skipToLastPosLabel ?? '');
     Object.assign(skipLink.style, {
       position: 'absolute',
       left: '0px',