Add daily-news-briefing to showcases

docs/showcase/daily-news-briefing.mdx

@@ -0,0 +1,98 @@
+---
+title: Daily News Briefing | AI-Powered News Summaries for Obsidian
+description: An Obsidian plugin that delivers AI-powered daily news summaries directly to your vault using Perplexity's Sonar API for intelligent content curation
+sidebar_position: 22
+keywords: [daily-news-briefing, obsidian-plugin, AI, perplexity, news, summarization, automation]
+---
+
+**Daily News Briefing** is an Obsidian plugin that delivers AI-powered news summaries directly to your vault. Stay informed about your topics of interest with smart, automated news collection and summarization using Perplexity's Sonar API for intelligent content curation.
+
+<iframe
+  className="w-full aspect-video rounded-xl"
+  src="https://www.youtube.com/embed/nbbisoqsZDc"
+  title="Daily News Briefing Demo"
+  frameBorder="0"
+  allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"
+  allowFullScreen
+></iframe>
+
+## Features
+
+* **Personalized News Collection** based on your topics of interest and preferences
+* **AI-Powered Summarization** of news articles using Perplexity Sonar API
+* **Automated Daily Briefings** delivered directly to your Obsidian vault
+* **Customizable Delivery Schedule** and format options
+* **Seamless Obsidian Integration** with your existing knowledge management workflow
+* **Trusted Source Filtering** to ensure quality and reliability
+* **Markdown Formatting** for easy linking and organization within your vault
+
+## Prerequisites
+
+* Obsidian desktop app installed
+* Perplexity API key (Sonar API access)
+* Internet connection for fetching news articles
+* TypeScript development environment (for customization)
+
+## Installation
+
+```bash
+# Clone the repository
+git clone https://github.com/ChenziqiAdam/Daily-News-Briefing.git
+cd Daily-News-Briefing
+
+# Install dependencies
+npm install
+
+# Build the plugin
+npm run build
+```
+
+## Configuration
+
+1. **Install Plugin**: Copy the built plugin to your Obsidian plugins folder
+2. **Enable Plugin**: Activate in Obsidian settings
+3. **API Setup**: Enter your Perplexity API key in plugin settings
+4. **Configure Topics**: Set up your news topics and delivery preferences
+
+## Usage
+
+1. **Configure Interests**: Set up preferred topics, sources, and delivery schedule
+2. **Automated Collection**: Plugin uses Perplexity Sonar API to gather latest news
+3. **AI Summarization**: Articles are processed and summarized using Perplexity's capabilities
+4. **Vault Delivery**: Summaries are formatted as Markdown notes in your Obsidian vault
+5. **Knowledge Integration**: Link news briefings with other notes in your knowledge base
+
+## Code Explanation
+
+* **Frontend**: TypeScript-based Obsidian plugin with custom UI components
+* **AI Integration**: Perplexity Sonar API for intelligent news gathering and summarization
+* **Content Processing**: Automated article extraction and summarization workflows
+* **Scheduling**: Configurable delivery schedules and topic monitoring
+* **Markdown Generation**: Structured content formatting for Obsidian compatibility
+* **Error Handling**: Robust error management for API limits and network issues
+
+## Technical Implementation
+
+The plugin leverages Perplexity Sonar API for:
+
+```typescript
+// News gathering with Perplexity Sonar API
+const newsQuery = `latest news about ${topic} in the past 24 hours`;
+const searchResponse = await perplexityClient.search({
+  query: newsQuery,
+  max_results: 5,
+  include_domains: userPreferences.trustedSources || []
+});
+
+// AI-powered summarization
+const summaryPrompt = `Summarize these news articles about ${topic}`;
+const summaryResponse = await perplexityClient.generate({
+  prompt: summaryPrompt,
+  model: "sonar-medium-online",
+  max_tokens: 500
+});
+```
+
+## Links
+
+- [GitHub Repository](https://github.com/ChenziqiAdam/Daily-News-Briefing)