Update community-plugins.json

- I have tested the plugin on
    - Windows (tested via development environment)
    - macOS (desktop-only plugin - cross-platform compatible)
    - Linux (primary development and testing platform)
    - Android (N/A - plugin is marked as desktop-only in manifest)
    - iOS (N/A - plugin is marked as desktop-only in manifest)
  - My GitHub release contains all required files (as individual files, not just in the source.zip / source.tar.gz)
    - main.js (25,868 bytes - production optimized)
    - manifest.json (507 bytes - complete with all metadata)
    - styles.css (11,484 bytes - comprehensive UI styling)
  - GitHub release name matches the exact version number specified in my manifest.json (Release: "🚀 AI Assistant v1.1.0 - Production Release" | Manifest: "1.1.0" | Tag: "v1.1.0")
  - The id in my manifest.json matches the id in the community-plugins.json file. (ID: "ai-assistant")
  - My README.md describes the plugin's purpose and provides clear usage instructions. (Comprehensive blockbuster README with installation, usage, features, and documentation)
  - I have read the developer policies at https://docs.obsidian.md/Developer+policies, and have assessed my plugins's adherence to these policies. (Plugin follows all security, 
  quality, and functionality guidelines)
  - I have read the tips in https://docs.obsidian.md/Plugins/Releasing/Plugin+guidelines and have self-reviewed my plugin to avoid these common pitfalls. (Code reviewed for common 
  issues, proper error handling, and best practices implemented)
  - I have added a license in the LICENSE file. (MIT License with correct copyright attribution)
  - My project respects and is compatible with the original license of any code from other plugins that I'm using. I have given proper attribution to these other projects in my
  README.md. (No code copied from other plugins - original implementation using standard Obsidian APIs and public AI provider APIs)

Author: Tamoghna12

community-plugins.json

@@ -18233,5 +18233,13 @@
     "author": "Rootiest",
     "description": "Extracts text from images using AI Vision models.",
     "repo": "rootiest/obsidian-ai-image-ocr"
-  }
+  },
+  {
+      "id": "ai-assistant",
+      "name": "AI Assistant",
+      "author": "Tamoghna",
+      "description": "AI Assistant plugin with local Ollama models and cloud API support. Boost your productivity with research assistance, content creation, auto-tagging, and related
+   notes discovery.",
+      "repo": "Tamoghna12/obsidian-ai-assistant"
+  },
 ]