Update installation docs for private repository

- Added clone and deploy method as primary option
- Noted that curl install only works for public repos
- Updated README.md with both installation methods
- Updated DEPLOYMENT.md with proper instructions
- Clone method works for both private and public repos

README.md

@@ -59,21 +59,22 @@ A modern, privacy-focused envelope budgeting application built with Next.js, Typ
 
 ## Getting Started
 
-### One-Line Installation (Docker - Recommended)
+### Docker Installation (Recommended for ZimaOS)
 
-For ZimaOS or any system with Docker:
+**Option 1: Clone and Deploy** (works for private/public repos)
+
+```bash
+git clone https://github.com/nmemmert/budget.git capsule-budget
+cd capsule-budget
+./deploy.sh
+```
+
+**Option 2: One-Line Install** (public repos only)
 
 ```bash
 curl -fsSL https://raw.githubusercontent.com/nmemmert/budget/master/install.sh | bash
 ```
 
-This will automatically:
-- Check for Docker and Docker Compose
-- Download Capsule Budget
-- Generate a secure encryption key
-- Build and start the container
-- Set up data persistence
-
 **Access at:** `http://localhost:7654` or `http://your-device-ip:7654`
 
 ### Manual Installation (Development)