Add Codex Infinity and Text-Generator.io

[lee101]

Summary

• Adds Codex Infinity to the AI Coding Tools section — an autonomous coding agent that runs continuously on bare metal VPS with full root access, supporting Claude Max and OpenAI Codex plans.
• Adds Text-Generator.io to the APIs & Backends section — a privacy-first unified text, vision, and speech API with built-in tools like prompt optimizer and image captioning.