Initial commit: Kivy database interface application with search, add/update, delete functionality and Windows build support

WINDOWS_README.md

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+# Windows Setup Instructions
+
+## Prerequisites
+1. Python 3.8 or higher
+2. MariaDB or MySQL server (local or remote)
+
+## Installation Steps
+
+### 1. Install Python
+- Download from: https://www.python.org/downloads/
+- During installation, check "Add Python to PATH"
+
+### 2. Setup the Application
+Open Command Prompt in the application folder and run:
+
+```cmd
+# Create virtual environment
+python -m venv venv
+
+# Activate virtual environment
+venv\Scripts\activate
+
+# Install dependencies
+pip install -r requirements.txt
+```
+
+### 3. Database Setup (if using local database)
+- Install MariaDB or MySQL
+- Run the setup script:
+  ```cmd
+  mysql -u root -p < setup_user.sql
+  ```
+
+### 4. Run the Application
+
+#### Option A: Using the batch file
+Simply double-click `run_app.bat`
+
+#### Option B: Using command line
+```cmd
+venv\Scripts\activate
+python main.py
+```
+
+## Configuration
+- Use the **Settings** button in the app to configure the database server IP address
+- Default connection:
+  - Host: localhost
+  - Database: cantare_injectie
+  - User: omron
+  - Password: Initial01!
+
+## Troubleshooting
+
+### Missing modules error
+```cmd
+venv\Scripts\activate
+pip install -r requirements.txt
+```
+
+### Database connection error
+- Check if MariaDB/MySQL service is running
+- Verify database credentials
+- Use Settings button to update server IP address
+
+### Kivy installation issues
+```cmd
+pip install --upgrade pip
+pip install kivy --pre --extra-index-url https://kivy.org/downloads/simple/
+```
+
+## Features
+- **Fullscreen mode**: App starts in fullscreen by default
+- **Search**: Enter ID and press Enter
+- **Add/Update**: Click Add/Update button to enable editing
+- **Delete**: Use Delete button in update section
+- **Reset**: Clear all fields with Reset Values button
+- **Settings**: Configure database server IP address
+
+## Keyboard Shortcuts
+- **F11** or **Esc**: Exit fullscreen
+- **Enter**: Search for ID (when in ID field)