Update plugin manager styles

Fix store marketplace script for R7 plugin

fix(store): sync plugin manager script with fixes (artifacts path and guid)

fix(registry): use GitVerse raw API for plugin archives

fix(registry): download plugin archives from GitHub raw

create .gitverse/workflows/html_js.yaml

feat: add 5 catalog registry variants for plugin manager

fix(store): replace broken relative v1/ paths with absolute OnlyOffice CDN URLs

fix(store): add password-generator to active catalog config; update README

chore: add password-generator to marketplace config

chore: remove github-specific pages workflow causing gitverse CI crashes

feat(packages): add password-generator plugin, source code, and release artifacts

fix: stabilize light theme and clean marketplace card layout

fix(ui): boost specificity of card styles to prevent host CSS injection bleeding

fix(ui): remove inline code.js overrides and implement deep dark mode CSS palette

fix(store): lock marketplace entirely to GitVerse Pages and remove GitHub fallback

fix(ui): deploy persistent Theme Switcher logic to overcome R7 native CSS bleeding

chore: switch marketplace loading to gitverse only

fix(store): trigger offline handler when all marketplace probes fail

feat(store): default to GitVerse source with GitHub fallback and source switching

docs: add post-mortem for .plugin install failure