feat: add new articles on AI agents and machine learning

- Created a new article on "Understanding AI Agents, LLMs, and RAG" detailing the synergy between AI agents, LLMs, and Retrieval-Augmented Generation.
- Added an introductory article on "What is Machine Learning?" covering types, model selection, workflow, and evaluation metrics.

chore: setup ESLint and Nuxt configuration

- Added ESLint configuration for code quality.
- Initialized Nuxt configuration with various modules and settings for the application.

chore: initialize package.json and TypeScript configuration

- Created package.json for dependency management and scripts.
- Added TypeScript configuration for the project.

feat: implement API endpoints for activity and stats

- Developed API endpoint to fetch user activity from Lanyard.
- Created a stats endpoint to retrieve Wakatime coding statistics with caching.

feat: add various assets and images

- Included multiple images and assets for articles and projects.
- Added placeholder files to maintain directory structure.

refactor: define types for chat, lanyard, time, and wakatime

- Created TypeScript types for chat messages, Lanyard activities, time formatting, and Wakatime statistics.

types/lanyard.ts

@@ -0,0 +1,17 @@
+interface LanyardActivity {
+  name: string
+  state: string
+  details: string
+  timestamps: {
+    start: number
+  }
+  assets?: {
+    small_text: string
+  }
+}
+
+export interface Activity {
+  data: {
+    activities: LanyardActivity[]
+  }
+}