feat(security,ui): self-host React deps, Tailwind, fonts; strict CSP; local QR; better selection state

Replace CDN React/ReactDOM/Babel with local libs; remove Babel and inline scripts
Build Tailwind locally, add safelist; switch to assets/tailwind.css
Self-host Font Awesome and Inter (CSS + woff2); remove external font CDNs
Implement strict CSP (no unsafe-inline/eval; scripts/styles/fonts from self)
Extract inline handlers; move PWA scripts to external files
Add local QR code generation (qrcode lib) and remove api.qrserver.com
Improve SessionTypeSelector visual selection (highlighted background and ring)
Keep PWA working with service worker and offline assets
Refs: CSP hardening, offline-first, no external dependencies

node_modules/cliui/CHANGELOG.md

@@ -0,0 +1,76 @@
+# Change Log
+
+All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
+
+## [6.0.0](https://www.github.com/yargs/cliui/compare/v5.0.0...v6.0.0) (2019-11-10)
+
+
+### ⚠ BREAKING CHANGES
+
+* update deps, drop Node 6
+
+### Code Refactoring
+
+* update deps, drop Node 6 ([62056df](https://www.github.com/yargs/cliui/commit/62056df))
+
+## [5.0.0](https://github.com/yargs/cliui/compare/v4.1.0...v5.0.0) (2019-04-10)
+
+
+### Bug Fixes
+
+* Update wrap-ansi to fix compatibility with latest versions of chalk. ([#60](https://github.com/yargs/cliui/issues/60)) ([7bf79ae](https://github.com/yargs/cliui/commit/7bf79ae))
+
+
+### BREAKING CHANGES
+
+* Drop support for node < 6.
+
+
+
+<a name="4.1.0"></a>
+## [4.1.0](https://github.com/yargs/cliui/compare/v4.0.0...v4.1.0) (2018-04-23)
+
+
+### Features
+
+* add resetOutput method ([#57](https://github.com/yargs/cliui/issues/57)) ([7246902](https://github.com/yargs/cliui/commit/7246902))
+
+
+
+<a name="4.0.0"></a>
+## [4.0.0](https://github.com/yargs/cliui/compare/v3.2.0...v4.0.0) (2017-12-18)
+
+
+### Bug Fixes
+
+* downgrades strip-ansi to version 3.0.1 ([#54](https://github.com/yargs/cliui/issues/54)) ([5764c46](https://github.com/yargs/cliui/commit/5764c46))
+* set env variable FORCE_COLOR. ([#56](https://github.com/yargs/cliui/issues/56)) ([7350e36](https://github.com/yargs/cliui/commit/7350e36))
+
+
+### Chores
+
+* drop support for node < 4 ([#53](https://github.com/yargs/cliui/issues/53)) ([b105376](https://github.com/yargs/cliui/commit/b105376))
+
+
+### Features
+
+* add fallback for window width ([#45](https://github.com/yargs/cliui/issues/45)) ([d064922](https://github.com/yargs/cliui/commit/d064922))
+
+
+### BREAKING CHANGES
+
+* officially drop support for Node < 4
+
+
+
+<a name="3.2.0"></a>
+## [3.2.0](https://github.com/yargs/cliui/compare/v3.1.2...v3.2.0) (2016-04-11)
+
+
+### Bug Fixes
+
+* reduces tarball size ([acc6c33](https://github.com/yargs/cliui/commit/acc6c33))
+
+### Features
+
+* adds standard-version for release management ([ff84e32](https://github.com/yargs/cliui/commit/ff84e32))