feat: rewrite README in English, update plugin info, and localize scripts

- Rewrite README.md in English with detailed features, installation,
  usage, and configuration instructions
- Update plugin name and repository references to "tmux-remind"
- Change script comments and popup titles from Italian to English
- Standardize less status line in show_calendar.sh to English

README.md

@@ -1,38 +1,64 @@
-# Plugin Name
+# tmux-remind
 
-Descrizione del plugin.
+A tmux plugin that integrates with [remind](https://dianne.skoll.ca/projects/remind/) to display reminders and calendar views in tmux popups.
 
-## Installazione
+## Features
 
-### Con TPM
+- **Quick Reminders View**: Display today's reminders in a centered popup (60% width/height)
+- **Calendar View**: Show a 2-week calendar overview in a full-screen popup (99% width/height)
+- Uses `less` for scrollable output with line position indicator
 
-Aggiungi al tuo `~/.tmux.conf`:
+## Requirements
+
+- [remind](https://dianne.skoll.ca/projects/remind/) - A sophisticated calendar and alarm program
+- tmux 3.2+ (for `display-popup` support)
+
+## Installation
+
+### With TPM (Tmux Plugin Manager)
+
+Add to your `~/.tmux.conf`:
 
 ```bash
-set -g @plugin 'tuo-username/plugin-name'
+set -g @plugin 'your-username/tmux-remind'
 ```
 
-Ricarica tmux e premi `prefix + I` per installare.
+Reload tmux and press `prefix + I` to install.
 
-### Manuale
+### Manual Installation
 
 ```bash
-git clone https://github.com/tuo-username/plugin-name ~/.tmux/plugins/plugin-name
+git clone https://github.com/your-username/tmux-remind ~/.tmux/plugins/tmux-remind
 ```
 
-Aggiungi a `~/.tmux.conf`:
+Add to your `~/.tmux.conf`:
 
 ```bash
-run-shell ~/.tmux/plugins/plugin-name/plugin-name.tmux
+run-shell ~/.tmux/plugins/tmux-remind/tmux-remind.tmux
 ```
 
-## Configurazione
+## Usage
 
-```bash
-# Opzione esempio (default: "value")
-set -g @plugin_option "custom_value"
-```
+The plugin provides two keybindings:
 
-## Licenza
+| Keybinding | Action |
+|------------|--------|
+| `prefix + r` | Show today's reminders in a popup |
+| `prefix + c` | Show 2-week calendar in a popup |
+
+### Navigation
+
+Both views use `less` for navigation:
+
+- `j` / `k` or arrow keys to scroll
+- `q` to close the popup
+- `/` to search
+- `g` to go to top, `G` to go to bottom
+
+## Configuration
+
+The plugin uses your default `remind` configuration. Make sure you have your `.reminders` file set up in your home directory or configure remind accordingly.
+
+## License
 
 MIT