feat: README and license

LICENSE

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+MIT License
+
+Copyright (c) 2025 Jesus Otero Lagunes
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify,merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+# My Eleventy Project
+
+This is a personal portfolio and blog website built with [Eleventy](https://www.11ty.dev/).
+
+![Project Screenshot](./screenshot.png)
+
+### Built With
+
+*   [Eleventy](https://www.11ty.dev/)
+*   [Tailwind CSS](https://tailwindcss.com/)
+*   [Express.js](https://expressjs.com/)
+
+## Getting Started
+
+To get a local copy up and running, follow these simple steps.
+
+### Installation
+
+1.  Clone the repo:
+    ```sh
+    git clone https://github.com/IronicallyJesus/11ty-site.git
+    ```
+2.  Navigate into the project directory:
+    ```sh
+    cd 11ty-site
+    ```
+3.  Install NPM packages:
+    ```sh
+    npm install
+    ```
+
+## Usage
+
+To start the development server with live-reloading:
+```sh
+npm start
+```
+Open [http://localhost:8080](http://localhost:8080) to view it in the browser.
+
+To build the site for production:
+```sh
+npm run build
+```
+The production-ready files will be in the `_site` directory.