Update Readme

Author: BuddySirJava

README.md

@@ -2,47 +2,50 @@
 
   <img src="data/media/icon_256.png" alt="App Icon" width="128" />
 
-  <h1>
-    SSH-Studio
-  </h1>
+  <h1>SSH-Studio</h1>
 
   <img src="https://img.shields.io/badge/GTK-4.0-4A90E2?style=for-the-badge&logo=gtk&logoColor=white" alt="GTK" />
   <img src="https://img.shields.io/badge/License-GPL%20v3-00D4AA?style=for-the-badge&logo=gnu&logoColor=white" alt="License" />
   <img src="https://img.shields.io/badge/Python-3.12+-3776AB?style=for-the-badge&logo=python&logoColor=white" alt="Python" />
+  <img src="https://img.shields.io/flathub/v/io.github.BuddySirJava.SSH-Studio?logo=flathub&style=for-the-badge">
 
   <p>A native <strong>GTK4 desktop app</strong> for editing and validating your <code>~/.ssh/config</code>.</p>
   <p>Search, edit, and validate SSH hosts with a clean UI — no need to touch terminal editors.</p>
 
 </div>
 
-### Preview
+---
+
+## Preview
 
 <div align="center">
   <img src="assets/screenshots/ss1.png" alt="Main Interface" width="45%" style="margin-right: 2%;" />
   <img src="assets/screenshots/ss2.png" alt="Preferences Dialog" width="45%" />
 </div>
 
-### Features
+---
 
-- **Visual host editor**: Edit common fields (Host, HostName, User, Port, IdentityFile, ForwardAgent, etc.).
-- **Inline validation**: Field-level errors are shown directly under inputs; parser checks for duplicate aliases and invalid ports.
-- **Search and filter**: Quickly find hosts across aliases, hostnames, users, and identities.
-- **Raw/Diff view**: Edit raw `ssh_config` text with instant diff highlighting.
-- **Quick actions**: Copy SSH command, test connection, and revert changes.
-- **SSH Key Management**: Easily import, generate and use your Public/Private keys.
-- **Safe saves**: Automatic backups (configurable), atomic writes, and include support.
-- **Keyboard- and mouse-friendly**: Smooth GTK 4 UI, dark theme preference.
+## Features
 
+- **Visual host editor** – Edit common fields (Host, HostName, User, Port, IdentityFile, ForwardAgent, etc.).
+- **Inline validation** – Field-level errors shown directly under inputs; parser checks for duplicates and invalid ports.
+- **Search and filter** – Quickly find hosts across aliases, hostnames, users, and identities.
+- **Raw/Diff view** – Edit raw `ssh_config` text with instant diff highlighting.
+- **Quick actions** – Copy SSH command, test connection, and revert changes.
+- **SSH Key Management** – Import, generate, and use your keys without leaving the app.
+- **Safe saves** – Automatic backups (configurable), atomic writes, and include support.
+- **Keyboard & mouse friendly** – Smooth GTK 4 UI with dark theme preference.
+- **Translations** – Ready for localization (gettext support via `po/`).
 
+---
 
 ## Install
 
-### Build from source
-You can clone and run from GNOME Builder.
-
-### Build (Flatpak)
+### From Flathub
+[![Download on Flathub](https://flathub.org/api/badge?svg&locale=en)](https://flathub.org/en/apps/io.github.BuddySirJava.SSH-Studio)
 
-If you prefer Flatpak, use the manifest to build the project.
+### Build from source
+You can build and run with GNOME Builder or `flatpak-builder`:
 
 ```bash
 flatpak-builder --user --force-clean --install-deps-from=flathub build-dir io.github.BuddySirJava.SSH-Studio.json --install
@@ -51,25 +54,60 @@ flatpak-builder --user --force-clean --install-deps-from=flathub build-dir io.gi
 flatpak run io.github.BuddySirJava.SSH-Studio
 ```
 
-### Usage
+---
+
+## Project structure
+
+- `src/ssh_config_parser.py` → Parse/validate/generate SSH config safely.
+- `src/ui/` → Custom Adwaita widgets (`MainWindow`, `HostList`, `HostEditor`, `SearchBar`, `PreferencesDialog`, `TestConnectionDialog`, `SSH Key Manager`).
+- `data/ui/*.ui` → GTK Builder UI blueprints.
+- `data/ssh-studio.gresource.xml` → GResource manifest.
+- `data/media/` → App icon and screenshots.
+- `src/main.py` → Application entry point.
+- `meson.build`, `data/meson.build`, `src/meson.build` → Build and install rules.
+- `io.github.BuddySirJava.SSH-Studio.json` → Flatpak manifest.
+- `po/` → Translations.
+
+---
+
+## Development
+
+Requirements:
+- **Python 3.12+**
+- **GTK 4 / libadwaita 1.4+**
+- **Meson & Ninja**
+- **Flatpak / flatpak-builder**
+
+Clone and run in dev mode:
+
+```bash
+git clone https://github.com/BuddySirJava/SSH-Studio.git
+cd SSH-Studio
+meson setup builddir
+meson compile -C builddir
+./builddir/src/ssh-studio
+```
+
+---
+
+## Contributing
+
+Contributions are welcome!  
+- Report bugs or request features in the [issue tracker](https://github.com/BuddySirJava/SSH-Studio/issues).  
+- Submit pull requests with improvements, translations, or new features.  
+- Follow [GNOME HIG](https://developer.gnome.org/hig/) for UI changes.  
+
+---
+
+## License
 
-1. The app loads `~/.ssh/config` by default. Use the menu → Preferences to choose a different config file or backup directory.
-2. Click “+” to add a new host or select a host to edit.
-3. Use the Raw/Diff tab for low-level edits; changes are highlighted before saving.
-4. Click Save to write changes. A backup can be created automatically (configurable).
+This project is licensed under the **GNU GPLv3**.  
+See [LICENSE](LICENSE) for details.
 
-### Project structure (high-level)
+---
 
-- `src/ssh_config_parser.py`: Parse/validate/generate SSH config safely.
-- `src/ui/`: Adw widgets (`MainWindow`, `HostList`, `HostEditor`, `SearchBar`, `PreferencesDialog`, `TestConnectionDialog`, `SSH Key Manager`).
-- `data/ui/*.ui`: GTK Builder UI blueprints.
-- `data/ssh-studio.gresource.xml`: GResource manifest.
-- `data/media/`: App icon and screenshots.
-- `src/main.py`: Application entry point.
-- `meson.build`, `data/meson.build`, `src/meson.build`: Build and install rules.
-- `io.github.BuddySirJava.SSH-Studio.json`: Flatpak manifest.
-- `po/`: Translations.
+## Support & Contact
 
-### Support
+- [Open an issue](https://github.com/BuddySirJava/SSH-Studio/issues) on GitHub.  
+- Check [Flathub page](https://flathub.org/en/apps/io.github.BuddySirJava.SSH-Studio).  
 
-- Open an issue on GitHub: `