Move comprehensive installation guides from INSTALLATION.md to README.md

- Integrated all 31 platform installation guides directly into README.md
- Removed separate INSTALLATION.md file as requested in review
- Maintained all platform configurations with proper icons and formatting
- Includes detailed setup instructions for:
  - Desktop AI: Claude Desktop, Claude Code CLI
  - Editors: Cursor, VS Code, Windsurf, Zed, IntelliJ IDEA, PyCharm, WebStorm
  - Extensions: Cline, Continue.dev, CodeGPT, GitHub Copilot
  - Cloud: AWS Lambda, Azure Functions, Google Cloud Functions
  - Container: Docker, Kubernetes
  - Enterprise: Slack Bot, Discord Bot
  - Mobile: iOS, Android
  - And many more platforms

Addresses reviewer feedback to consolidate installation guides

Author: MAVRICK-1