docs(README): polish intro and installation

Author: tony

README.md

@@ -1,5 +1,5 @@
 <div align="center">
-  <h1>libtmux</h1>
+  <h1>⚙️ libtmux</h1>
   <p><strong>Drive tmux from Python: typed, object-oriented control over servers, sessions, windows, and panes.</strong></p>
   <p>
     <a href="https://pypi.org/project/libtmux/"><img src="https://img.shields.io/pypi/v/libtmux.svg" alt="PyPI version"></a>
@@ -12,11 +12,11 @@
 
 ---
 
-## What is libtmux?
+## 🐍 What is libtmux?
 
-libtmux is a typed Python API over [tmux], the terminal multiplexer. Instead of shelling out and parsing tmux output, you talk to real Python objects: `Server`, `Session`, `Window`, and `Pane`. The same API powers [tmuxp], so it stays battle-tested in real workflows.
+libtmux is a typed Python API over [tmux], the terminal multiplexer. Stop shelling out and parsing `tmux ls`. Instead, interact with real Python objects: `Server`, `Session`, `Window`, and `Pane`. The same API powers [tmuxp], so it stays battle-tested in real-world workflows.
 
-## Why libtmux?
+### ✨ Features
 
 - Typed, object-oriented control of tmux state
 - Query and traverse live sessions, windows, and panes
@@ -36,29 +36,49 @@ Maintenance-only backports (no new fixes):
 - Python 2.x: [`v0.8.x`](https://github.com/tmux-python/libtmux/tree/v0.8.x)
 - tmux 1.8-3.1c: [`v0.48.x`](https://github.com/tmux-python/libtmux/tree/v0.48.x)
 
-## Installation
+## 📦 Installation
 
 Stable release:
 
-```console
-pip install --user libtmux
+```bash
+pip install libtmux
 ```
 
 Pre-releases (alpha / beta / rc):
 
-```console
-pip install --user --upgrade --pre libtmux
+```bash
+pip install --upgrade --pre libtmux
+```
+
+With pipx:
+
+```bash
+pipx install --suffix=@next "libtmux" --pip-args "\--pre" --force
+# usage: libtmux@next [command]
+```
+
+With uv / uvx:
+
+```bash
+uv add libtmux --prerelease allow
+uvx --from "libtmux" --prerelease allow python
 ```
 
 From the main branch (bleeding edge):
 
-```console
-pip install --user -e 'git+https://github.com/tmux-python/libtmux.git#egg=libtmux'
+```bash
+pip install -e 'git+https://github.com/tmux-python/libtmux.git#egg=libtmux'
 ```
 
 Tip: libtmux is pre-1.0. Pin a range in projects to avoid surprises:
 
+```ini
+# requirements.txt
+libtmux==0.49.*
+```
+
 ```toml
+# pyproject.toml
 libtmux = "0.49.*"
 ```