Enhance README with installation and usage sections

Added detailed sections for installation, usage, and project layout in the README.

README.md

@@ -20,6 +20,27 @@ ship**.
 <p align="center"><sub>Introducing non-expert friendly alignment!</sub></p>
 
 
+---
+
+- [What it's built on](#what-its-built-on)
+- [Installation](#installation)
+  - [Native](#native)
+  - [Docker](#docker)
+- [Running](#running)
+- [Usage](#usage)
+  - [1. Load a model](#1-load-a-model)
+  - [2. Load a Jacobian lens](#2-load-a-jacobian-lens)
+  - [3. Chat with the live lens](#3-chat-with-the-live-lens)
+  - [4. Edit tokens ☢](#4-edit-tokens-)
+  - [5. Export the edit](#5-export-the-edit)
+  - [6. Fit your own lens](#6-fit-your-own-lens)
+- [CLI (no UI)](#cli-no-ui)
+- [Project layout](#project-layout)
+- [Notes](#notes)
+- [Final words](#final-words)
+- [Credits](#credits)
+- [License](#license)
+
 ---
 
 ## What it's built on