Put the uv install commands back

Verified on a machine without it: uv and uvx are not there, so the install
command in this file was not runnable as written. The README linked uv and said
you need it, which sends the reader out of the page to work out what to click.
Two lines, next to the command that needs them.

The rest of the file was checked the same way today, against a fresh clone and a
clean virtualenv, and it holds: the three setup commands work, the first run
creates data_folder and names all three files, the menu offers exactly the three
documents listed here, and the MCP server started with the command above exposes
exactly the thirteen tools named below.

Author: feder-cr

README.md

@@ -57,7 +57,14 @@ The two tailored options ask for a job posting URL and open it in Chrome. The fi
 
 It installs as a package, `invisible-playwright-mcp` on PyPI. None of it is in this repository, so there is nothing to clone here.
 
-You need [uv](https://docs.astral.sh/uv/) for the `uvx` command, **Python 3.11 or newer**, and **Windows or Linux**. If you use [Claude Code](https://claude.com/claude-code), Claude Desktop, Cursor or anything similar, you already have the client half.
+You need **Python 3.11 or newer**, **Windows or Linux**, and [uv](https://docs.astral.sh/uv/), which provides the `uvx` command:
+
+```bash
+curl -LsSf https://astral.sh/uv/install.sh | sh              # macOS, Linux
+powershell -c "irm https://astral.sh/uv/install.ps1 | iex"   # Windows
+```
+
+If you use [Claude Code](https://claude.com/claude-code), Claude Desktop, Cursor or anything similar, you already have the client half.
 
 ```bash
 claude mcp add stealth --env STEALTHFOX_PROXY=http://user:pass@host:port -- uvx invisible-playwright-mcp