Initial commit: notification-elements-demo app

Interactive Angular 19 demo for @sda/notification-elements-ui with
6 sections: Bell & Feed, Notification Center, Inbox, Comments &
Threads, Mention Input, and Full-Featured layout. Includes mock
data, dark mode toggle, and real-time event log.

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

node_modules/postcss-modules-values/CHANGELOG.md

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+# Change Log
+
+All notable changes to this project will be documented in this file.
+This project adheres to [Semantic Versioning](http://semver.org/).
+
+## [4.0.0](https://github.com/postcss-modules-local-by-default/compare/v4.0.0-rc.5...v4.0.0) - 2020-13-08
+
+### Fixes
+
+- compatibility with other plugins
+
+## [4.0.0-rc.5](https://github.com/postcss-modules-local-by-default/compare/v4.0.0-rc.4...v4.0.0-rc.5) - 2020-11-08
+
+### Fixes
+
+- compatibility with other plugins
+
+## [4.0.0-rc.4](https://github.com/postcss-modules-local-by-default/compare/v4.0.0-rc.3...v4.0.0-rc.4) - 2020-10-08
+
+### Fixes
+
+- perf
+- compatibility with empty custom properties
+- works with `options.createImportedName`
+
+## [4.0.0-rc.3](https://github.com/postcss-modules-local-by-default/compare/v4.0.0-rc.2...v4.0.0-rc.3) - 2020-10-08
+
+### BREAKING CHANGE
+
+- minimum supported `postcss` version is `^8.1.0`
+
+### Fixes
+
+- minimum supported `Node.js` version is `^10 || ^12 || >= 14`
+- compatibility with PostCSS 8
+
+## [4.0.0-rc.2](https://github.com/postcss-modules-local-by-default/compare/v4.0.0-rc.1...v4.0.0-rc.2) - 2020-09-22
+
+### Fixes
+
+- avoid using `postcss` directly to create decls and rules
+
+## [4.0.0-rc.1](https://github.com/postcss-modules-local-by-default/compare/v4.0.0-rc.0...v4.0.0-rc.1) - 2020-09-22
+
+### BREAKING CHANGE
+
+- update `icss-utils` for PostCSS 8 compatibility
+
+## [4.0.0-rc.0](https://github.com/postcss-modules-local-by-default/compare/v3.0.0...v4.0.0-rc.1) - 2020-09-18
+
+### BREAKING CHANGE
+
+- minimum supported `Node.js` version is `>= 10.13.0 || >= 12.13.0 || >= 14`
+- minimum supported `postcss` version is `^8.0.3`
+- `postcss` was moved to `peerDependencies`, you need to install `postcss` in your project before use the plugin