Update README with one-line installation commands

- Add prominent Quick Installation section with curl commands
- Include both SSH and HTTPS installation options
- Document post-installation usage options
- Add uninstall instructions
- Improve visibility of convenient installation methods

README.md

@@ -28,6 +28,28 @@ A modern Python-based RDP client with GUI interface that replaces the zenity-bas
 
 ## Installation
 
+### Quick Installation (Recommended)
+
+**One-line installation** that handles everything automatically:
+
+```bash
+# For users with SSH access to the repository:
+curl -fsSL https://gitea.egonetix.de/root/rdp_client/raw/branch/main/install_rdp_client_complete.sh | bash
+
+# For users without SSH access (HTTPS version):
+curl -fsSL https://gitea.egonetix.de/root/rdp_client/raw/branch/main/install_rdp_client_https.sh | bash
+```
+
+The installer will:
+- Auto-detect your Linux distribution (Ubuntu, Fedora, Arch, openSUSE, etc.)
+- Install all system dependencies (freerdp, python3, git, etc.)
+- Clone the repository to `~/rdp-client`
+- Set up Python virtual environment with dependencies
+- Create desktop entry and launcher script
+- Make the client available as `rdp-client` command
+
+### Manual Installation
+
 1. Clone this repository:
 ```bash
 git clone git@gitea.egonetix.de:root/rdp_client.git
@@ -50,8 +72,25 @@ pip install cryptography
 chmod +x rdp_client.py
 ```
 
+### Uninstall
+
+If you used the quick installer, you can uninstall with:
+```bash
+~/rdp-client/install_rdp_client_complete.sh --uninstall
+```
+
 ## Usage
 
+### After Installation
+
+Once installed, you can run the RDP client in several ways:
+
+- **From command line**: `rdp-client`
+- **From applications menu**: Search for "RDP Client" 
+- **Direct execution**: `~/rdp-client/.venv/bin/python ~/rdp-client/rdp_client.py`
+
+Configuration files are automatically created in `~/.config/rdp-client/`.
+
 ### Running the Application
 
 ```bash